27 Best Window Replacement Companies in San Leandro, CA (2023 Reviews)
Window Companies Near Me
Are you thinking about upgrading your windows? Our list of the top window installation companies can help you pick the right one for you.
We analyzed all the top window installers in San Leandro and selected the top 27 based on:
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Customer reviews
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Window replacement expertise
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Popularity with home-owners like you
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Updated May 04, 2023
Why you can trust EcoWatch
A review of the best window installation companies in San Leandro may not seem like the most captivating article on the EcoWatch site, but trust us, windows have a more direct impact on your life than you might realize. Poor windows can make your home uncomfortable in the summer or winter.
Installing upgraded, efficient windows on your house can help you save money each month on your electric bills — and you can help the environment as well.
So if you're constructing a new home, renovating or replacing your windows in San Leandro, you've found the best place to get started.
Excellent Reputation
Milgard Windows & Doors
- EnergyStar Partner
- Wide network of installers
- Lifetime warranty available
- Limited additional services
Best Overall
Renewal by Andersen
- Award-winning company
- Member of US Green Building Council
- Great industry reputation
- No lifetime warranty
Best Affordability
Window World
- Lifetime warranty
- Large serice area
- EnergyStar Partner
- Quality of service will depend on your area
Best Window Replacement Companies in San Leandro
The EcoWatch team evaluated many window installation companies in San Leandro to find the top ones for our readers. The companies we've included in this article scored best in our categories, including energy-efficient offerings, price, availability, customer service and more.

Milgard Windows & Doors
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EnergyStar Partner
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Wide network of installers
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Lifetime warranty available
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Limited additional services
Milgard Windows & Doors has the best local installation in San Leandro. Milgard has about 60 years of experience in the window installation sector. The company has a lot of positive reviews from customers online.
It offers competitive pricing, a comprehensive warranty and installers that all have a minimum of 15 years of window installation experience.
Energy Efficiency of Milgard Windows & Doors WindowsMilgard Windows & Doors' commitment to sustainability can be seen in its energy-efficient window offerings. The company manufactures its own products, which gives it the freedom to make custom windows based on the climate. The company designs its own vinyl compounds and profiles to ensure a heat-stable product that performs as advertised.
How much does Milgard Windows & Doors cost in San Leandro?Milgard does not outline prices on its website, but it offers different kinds of windows at varying price points. For more detailed information on the cost, you can request a quote from the company.

Renewal by Andersen
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Award-winning company
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Member of US Green Building Council
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Great industry reputation
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No lifetime warranty
Renewal by Andersen offers the best availability in San Leandro. It's a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. This window installation company has been operating since 1995 and currently services nearly every state except Mississippi and West Virginia. Its reputation is backed by hundreds of positive reviews from customers online.
If you're looking for a company that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started, Andersen may be the provider for you.
Energy Efficiency of Renewal by Andersen WindowsRenewal by Andersen has some Energy Star windows, but note that not all its windows are energy-efficient, so make sure you mention that you want high-quality Energy Star windows when inquiring. A handful of windows manufactured by the Andersen corporation were awarded Energy Star’s “Most Efficient” in 2021, and Andersen was named Energy Star’s Partner of the Year in 2019.
How much does Renewal by Andersen cost in San Leandro?Andersen does not display prices on its website, but based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. For more accurate information on the cost, you can get a quote from the company.

Window World
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Lifetime warranty
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Large serice area
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EnergyStar Partner
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Quality of service will depend on your area
Window World offers windows expertise in San Leandro. It's the largest window replacement company in the country, known for its vinyl windows and affordability. Window World has over 27 years of experience in the industry, and it currently provides services to 200 locations nationwide. Many positive reviews from customers online back the provider's reputation.
You may want to consider opting for Window World if you're looking for a company that is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital.
Energy Efficiency of Window World WindowsIts high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home. Not all of Window World's offerings are Energy Star certified, so be sure to mention that you're interested in Energy Star windows when inquiring.
How much does Window World cost in San Leandro?Window World does not detail prices on its website, but it's known for offering some of the most affordable window installations around. You can request a free quote on its website for more information about pricing.

Universal Windows Direct
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Makes charitable contributions
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Manufactures products in-house
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Wide variety of products and services
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Lifetime warranty
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Limited service area
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Some installations carried out by third-party contractors
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Quality of service will depend on your area
Universal Windows Direct is a company that has grown immensely since its inception in 2002, and now has several franchise dealers nationwide. This company has been operating since 2002 and currently provides services to 27 states nationwide.
It has an industry-leading warranty covering products, parts and workmanship for life.
Energy Efficiency of Universal Windows Direct WindowsThere are a wide range of window types available from Universal Windows Direct, some of which are Energy Star products. The company offers energy-efficient UniShield brand windows. According to its website, UniShield window packages have higher gas fill rates and longer gas retention than most other brands on the market, and they are Energy Star products.
How much does Universal Windows Direct cost in San Leandro?Prices are not available on Universal's website because the cost of window replacement depends on how many and what type(s) of windows you need. However, installations typically range from $225 to $425 per window based on customer feedback. That makes Universal Windows Direct more of a budget-friendly option for window repair and replacements. The best way to get more accurate information is to receive a free quote from the company.
Please note that the companies in this section are national, which means the quality of the service may depend on your local team. We have tried to stay unbiased and transparent by describing both pros and cons for every company.
More Window Replacement Companies in San Leandro
Winning Windows
Oakland, CA-
Good Customer Service
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Price Transparency
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Free assessment
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Timely Service
Services Offered
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Double-Hung
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Glass Showers
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Fast Delivery
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Sliding Glass
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Energy-Efficient Options
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Aluminum Window Frames
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Residential Windows
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Custom Window Designs
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Bay Windows
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Stained Glass
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Commercial Windows
Best Exteriors
San Leandro, CA-
Timely Service
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Free assessment
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Educational Website
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Price Transparency
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Good Customer Service
Services Offered
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Residential Windows
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Sliding Glass
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Stained Glass
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Double-Hung
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Custom Window Designs
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Fast Delivery
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Bay Windows
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Glass Showers
Best Exteriors
Oakland, CA-
Timely Service
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Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Fast Delivery
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Glass Showers
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Double-Hung
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Sliding Glass
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Residential Windows
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Bay Windows
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Custom Window Designs
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Stained Glass
The Glass Man & Sons Windows and Glass Alameda
Alameda, CA-
Educational Website
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Price Transparency
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Good Customer Service
Services Offered
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Glass Showers
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Fast Delivery
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Stained Glass
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Double-Hung
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Residential Windows
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Bay Windows
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Commercial Windows
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Full-Service Installations
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Custom Window Designs
Best Exteriors
Oakland, CA-
Timely Service
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Good Customer Service
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Educational Website
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Price Transparency
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Free assessment
Services Offered
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Custom Window Designs
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Double-Hung
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Stained Glass
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Sliding Glass
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Glass Showers
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Bay Windows
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Residential Windows
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Fast Delivery
Budget Blinds of San Leandro / South Hayward
San Leandro, CA-
Price Transparency
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Educational Website
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Good Customer Service
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Free assessment
Services Offered
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Custom Window Designs
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Glass Showers
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Residential Windows
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Commercial Windows
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Aluminum Window Frames
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Fast Delivery
Aames Windows & Doors Inc
Alamo, CA-
Good Customer Service
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Award-Winning
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Price Transparency
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Free assessment
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Timely Service
Services Offered
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Stained Glass
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Residential Windows
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Custom Window Designs
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Double-Hung
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Sliding Glass
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Bay Windows
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Energy-Efficient Options
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Fast Delivery
Home Services at The Home Depot
San Mateo, CA-
Educational Website
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Free assessment
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Price Transparency
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Good Customer Service
Services Offered
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Residential Windows
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Commercial Windows
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Glass Showers
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Double-Hung
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Fast Delivery
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Stained Glass
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Custom Window Designs
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Aluminum Window Frames
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Bay Windows
Glass Doctor of The Bay Area
Hayward, CA-
Good Customer Service
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Price Transparency
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Educational Website
Services Offered
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Glass Showers
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Residential Windows
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Energy-Efficient Options
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Double-Hung
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Full-Service Installations
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Commercial Windows
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Bay Windows
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Custom Window Designs
The Sliding Door Company
San Francisco, CA-
Price Transparency
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Good Customer Service
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Free assessment
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Timely Service
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Educational Website
Services Offered
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Commercial Windows
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Residential Windows
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Custom Window Designs
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Double-Hung
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Sliding Glass
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Glass Showers
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Fast Delivery
Lafayette Glass Company
Lafayette, CA-
Timely Service
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Price Transparency
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Free assessment
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Educational Website
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Award-Winning
Services Offered
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Full-Service Installations
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Glass Showers
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Custom Window Designs
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Double-Hung
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Residential Windows
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Fast Delivery
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Sliding Glass
East Bay Glass
Oakland, CA-
Educational Website
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Price Transparency
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Good Customer Service
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Free assessment
Services Offered
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Residential Windows
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Bay Windows
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Sliding Glass
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Stained Glass
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Commercial Windows
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Double-Hung
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Custom Window Designs
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Energy-Efficient Options
Home Services at The Home Depot
San Leandro, CA-
Price Transparency
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Educational Website
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Free assessment
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Good Customer Service
Services Offered
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Stained Glass
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Glass Showers
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Bay Windows
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Sliding Glass
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Commercial Windows
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Residential Windows
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Custom Window Designs
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Fast Delivery
Danville Glass Shower & Windows
Danville, CA-
Educational Website
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Price Transparency
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Award-Winning
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Free assessment
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Timely Service
Services Offered
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Fast Delivery
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Double-Hung
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Residential Windows
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Glass Showers
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Sliding Glass
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Full-Service Installations
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Custom Window Designs
Home Services at The Home Depot
Hayward, CA-
Good Customer Service
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Price Transparency
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Educational Website
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Free assessment
Services Offered
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Residential Windows
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Stained Glass
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Bay Windows
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Glass Showers
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Aluminum Window Frames
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Fast Delivery
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Commercial Windows
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Custom Window Designs
The Window Specialists, Inc.
Oakland, CA-
Good Customer Service
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Educational Website
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Free assessment
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Price Transparency
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Timely Service
Services Offered
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Residential Windows
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Energy-Efficient Options
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Commercial Windows
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Custom Window Designs
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Fast Delivery
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Bay Windows
Pella Windows & Doors of Northern California
Hayward, CA-
Free assessment
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Educational Website
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Good Customer Service
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Price Transparency
Services Offered
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Double-Hung
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Custom Window Designs
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Residential Windows
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Sliding Glass
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Bay Windows
Celtic Glass, Inc.
San Francisco, CA-
Good Customer Service
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Price Transparency
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Free assessment
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Educational Website
Services Offered
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Bay Windows
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Fast Delivery
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Commercial Windows
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Double-Hung
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Residential Windows
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Custom Window Designs
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Aluminum Window Frames
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Glass Showers
Super Mario Glass Inc
San Leandro, CA-
Timely Service
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Educational Website
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Free assessment
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Good Customer Service
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Price Transparency
Services Offered
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Bay Windows
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Fast Delivery
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Glass Showers
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Residential Windows
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Commercial Windows
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Sliding Glass
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Custom Window Designs
Custom Exchange Windows
Pleasanton, CA-
Good Customer Service
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Educational Website
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Price Transparency
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Timely Service
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Award-Winning
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Free assessment
Services Offered
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Energy-Efficient Options
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Bay Windows
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Sliding Glass
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Residential Windows
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Custom Window Designs
The Window and Door Shop, Inc.
San Francisco, CA-
Good Customer Service
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Free assessment
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Price Transparency
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Educational Website
Services Offered
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Aluminum Window Frames
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Full-Service Installations
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Residential Windows
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Double-Hung
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Sliding Glass
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Custom Window Designs
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Bay Windows
Sunlight Window and Door Systems, Inc.
Oakland, CA-
Timely Service
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Free assessment
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Price Transparency
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Good Customer Service
Services Offered
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Energy-Efficient Options
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Glass Showers
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Residential Windows
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Aluminum Window Frames
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Fast Delivery
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Custom Window Designs
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Commercial Windows
Lon's Glass & Mirrors Inc
San Leandro, CA-
Good Customer Service
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Price Transparency
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Educational Website
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Free assessment
Services Offered
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Sliding Glass
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Commercial Windows
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Residential Windows
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Bay Windows
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Glass Showers
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Double-Hung
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Custom Window Designs
Home Services at The Home Depot
Union City, CA-
Free assessment
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Educational Website
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Price Transparency
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Good Customer Service
Services Offered
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Commercial Windows
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Fast Delivery
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Bay Windows
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Custom Window Designs
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Residential Windows
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Double-Hung
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Glass Showers
KMS Glass
Oakland, CA-
Free assessment
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Good Customer Service
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Price Transparency
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Educational Website
Services Offered
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Residential Windows
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Commercial Windows
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Sliding Glass
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Custom Window Designs
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Double-Hung
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Glass Showers
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Fast Delivery
Blyss Construction Oakland
Oakland, CA-
Timely Service
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Good Customer Service
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Price Transparency
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Free assessment
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Award-Winning
Services Offered
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Double-Hung
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Residential Windows
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Aluminum Window Frames
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Commercial Windows
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Bay Windows
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Custom Window Designs
Bailey Windows
Walnut Creek, CA-
Educational Website
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Price Transparency
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Good Customer Service
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Free assessment
Services Offered
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Residential Windows
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Aluminum Window Frames
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Bay Windows
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Fast Delivery
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Custom Window Designs
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Sliding Glass
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Double-Hung
How Installing Energy-Efficient Windows in San Leandro Saves You Money
Energy-efficient windows can benefit you in more than one way. Here are some reasons you may want to make the switch:
- Protect your valuables from fading: When you switch to energy-efficient windows that have low-emissivity coatings, your floors, carpets and furniture will fade less because of their ability to filter out harmful UV rays.
- Protect your investment: Upgrading and repairing your windows is an important part of maintaining your property and its real estate value, particularly if your home is on the older side.
- Reduce your carbon footprint: You can reduce your carbon footprint by about 12% when you install Energy Star certified windows. In San Leandro, that's about 117 pounds per year on average.
- Save money on electricity bills: According to the Department of Energy, heat gained or lost through windows makes up about 25-30% of residential energy use. Replacing your windows with energy-efficient models can help decrease how much energy is used in your home, therefore saving you about 12% more on your bills.
Estimated Cost of Window Replacement in San Leandro
Each window installer provides various services and has different prices depending on several factors.
How Much Do New Windows Cost?
Generally, homeowners in San Leandro can expect that most replacement window installations will range from $250 to $1,200, with the average cost at about $600. This is due to the fact that window installations depend on several factors specific to your home, including the size, material and number of windows you need to install, as well as the location of your property.
Bear in mind that energy-efficient windows may cost more, but Energy Star estimates the upgrade will save you between $101 and $583 a year when you install single-pane windows and between $27 and $197 a year when you install double-pane, clear glass windows. Your exact savings will vary based on your local climate, energy rates and individual home characteristics.
We advise getting free quotes from multiple window installers to find the right windows and the company that works best for your budget.
What Services do Window Installers Offer?
Generally, there are two kinds of window replacement services companies provide: full-frame and pocket installations.
Full-frame installations involve replacing the complete window, including the trim, frame and sill. You most likely need a full-frame installation when you want a new style or your window has significant deterioration. Because full-frame installations are more involved, they will raise overall costs. Pocket installations are on the simpler end and won't carry as large a bill, as they involve merely replacing the window within its existing frame. But if the frame has any damage or deterioration, you should opt for a full-frame installation instead.
Your window replacement company will be able to help you figure out what's best for your needs. In San Leandro, the decision will mostly depend on the age of your windows and if there's any moisture damage. Wood can decay if it's not properly maintained over the years, so it's good to have a professional check on your frames and window sills.
Excellent Reputation
Milgard Windows & Doors
- EnergyStar Partner
- Wide network of installers
- Lifetime warranty available
- Limited additional services
Best Overall
Renewal by Andersen
- Award-winning company
- Member of US Green Building Council
- Great industry reputation
- No lifetime warranty
Best Affordability
Window World
- Lifetime warranty
- Large serice area
- EnergyStar Partner
- Quality of service will depend on your area
How We Choose the Best Window Installers in San Leandro
EcoWatch differs from other reviewers because we examine these companies through a sustainability lens. Along with energy efficiency, we assessed each installer and assigned rankings based on the following methodology:
Service Area
This one is self-explanatory, but we've chosen to highlight window installers that serve a wide variety of states and cities so you can find the best window installation company near you.
Work Quality
When installing new windows, the quality and variety of services often plays just as important of a role in insulation and performance as the brand of window you opt for. We do give window installers higher marks if they offer high-quality products, but we also factor in workmanship as reflected in customer feedback.
Customer Reviews
We analyzed patterns in recent customer feedback to determine the companies with the most consistent customer satisfaction, weighted by sample size. Customer satisfaction might be the most important factor, as it indicates the quality of services across most other categories, including quality of installation, cost, quality of parts, professionalism, warranty and more.
Cost
Cheaper windows certainly don't mean better windows, but we know many of our readers would like to keep costs low when possible. When analyzing providers' prices, we gave higher points to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
Protecting your investment in new windows is important. That's why window installation companies that offer lengthy warranties for products, parts and labor rank higher with EcoWatch.
Years of Experience
Due to San Leandro's climate, homeowners will want to mitigate water damage, low efficiency and rot. We factored in local experience to reflect the ability of San Leandro window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.
San Leandro, CA Window Replacement FAQs
How much does window installation cost?
The average cost of replacing a single window ranges between $450 and $650. There are several factors that influence the cost, which include the materials used in designing the windows, styles and sizes of windows, how energy-efficient the windows are, local labor costs, the number of windows and your property's location.
What type of window is the most energy-efficient?
A window's energy efficiency depends on several factors, such as the quality of the installation and the kind of window. Look for Energy Star Certified windows — these are often the most energy-efficient since they are certified by the U.S. Department of Energy.
What do window installers do?
Window installation professionals go to your home to remove your old windows and replace them with new ones. Some providers install products made by other companies, whereas others are both manufacturers and installation companies combined. The installer will also clean up after the installation is done.
How long does it generally take to install windows?
Because the average installation time of a window is 30 minutes, around 16 windows can be installed during an 8-hour work day.
How do you know it's time to replace your windows?
Windows have a typical lifespan of about 20 to 30 years. If your windows are older than that, they should probably be replaced. Other than that, if your windows have any damage on them, or they have become difficult to operate, they may need to be replaced.