20 Best Window Companies in Hopatcong, NJ (2025 Reviews)
Thinking about improving your house’s insulation? The best window replacement companies can help.
We analyzed all the top-rated window companies in Hopatcong and selected the best 20 based on:
Customer reviews
Window installation expertise
Popularity with home-owners like you
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Why you can trust EcoWatch
A review of the best window installation companies in Hopatcong may not seem like the most interesting article on the EcoWatch site, but trust us, windows have a more direct impact on your life than you might think. If your windows are outdated or damaged, you could be sending 25-30% of your home’s heat or cool air right out of them.
Installing new, efficient windows on your home can help you save money each month on your electric bills — and you can help the environment as well.
As windows have such a large impact on your home, picking the best company for you is a big choice to make. That’s why the EcoWatch team has curated this list of the top window replacement companies, so you can more easily make an informed decision.
Best Availability
Renewal by Andersen
- Great Industry Reputation
- Award-winning Company
- Member of US Green Building Council
- Manufactures products in-house
Power Home
- Uses eco-friendly materials
- Well-trained, certified installers
- Lifetime or lengthy warranty
Best for Residential Windows
Window Nation
- Custom Designs
- Wide variety of products and services
- Manufactures products in-house
Best Window Installation & Replacement Companies in Hopatcong
The EcoWatch Reviews team examined dozens of installers across the country to find the top window installation companies for our readers. The providers in this article passed our review standards for energy-efficient offerings as well as price, customer service, local expertise and beyond.

Window World
EnergyStar Partner
Large serice area
Low prices relative to competitors
Great industry reputation
Lifetime warranty
Quality of service will depend on your area
Window World offers windows expertise in Hopatcong. Window World has over 27 years of industry experience, and it currently serves 200 locations nationwide.
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, Window World may be the perfect provider for you.
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 make sure you mention that you’d like Energy Star windows when inquiring.
How much does Window World cost in Hopatcong?Window World doesn’t have any pricing information listed on its website, but it's known for offering some of the most affordable window installations around. The best way to get more accurate pricing information is to get a free quote from the company.

Renewal by Andersen
Great industry reputation
Award-winning company
Member of US Green Building Council
Manufactures products in-house
No lifetime warranty
More expensive than competition
Renewal by Andersen offers the best availability in Hopatcong. Andersen has over 27 years of industry experience, and it currently serves nearly every state except Mississippi and West Virginia.
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 perfect provider for you.
Energy Efficiency of Renewal by Andersen WindowsA 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. Not all of Andersen’s offerings are Energy Star certified, so make sure you mention that you’d like Energy Star windows when inquiring.
How much does Renewal by Andersen cost in Hopatcong?Andersen doesn’t have any pricing information listed 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. The best way to get more accurate pricing information is to get a free quote from the company.

Aeroseal Windows
Many years of experience
Great industry reputation
Low number of customer complaints
Manufactures products in-house
Custom Designs
No lifetime warranty
Not ideal for residential installations
Aeroseal Windows offers the best window installation for businesses in Hopatcong. Aeroseal has over 23 years of industry experience, and it currently serves 13 states and Washington D.C.
If you’re looking for a company that installs windows and doors at businesses across the Eastern U.S, Aeroseal may be the perfect provider for you.
Energy Efficiency of Aeroseal Windows WindowsThe company claims it helps businesses save on energy expenses and reduce their carbon footprints with energy-efficient windows, as well as practices like Low-E glass coating, weatherstripping and more. Not all of Aeroseal’s offerings are Energy Star certified, so make sure you mention that you’d like Energy Star windows when inquiring.
How much does Aeroseal Windows cost in Hopatcong?Aeroseal doesn’t have any pricing information listed on its website, but it provides high-quality windows at a competitive price point. The best way to get more accurate pricing information is to get a free quote from the company.
We aim to stay unbiased and transparent by describing pros and cons for each company we review. Additionally, our rankings are not influenced by any partnerships.
More Window Companies in Hopatcong
Renewal by Andersen of NJ/NY Metro
Cranford, NJEducational Website
Free assessment
Good Customer Service
Price Transparency
Services Offered
Window Replacement/Installation
Glass Doors
Bay Windows
Skylights
Double-Hung
Winstar Windows
Essex Fells, NJSecond-generation family-owned and -operated
Second-generation-family-owned and operated
Wide variety of windows
Price Transparency
One-day window installation
Free assessment
Good Customer Service
Educational Website
Services Offered
Glass Doors
Window Replacement/Installation
Frank Conforti Contracting
North Haledon, NJFree assessment
Good Customer Service
Price Transparency
Educational Website
Services Offered
Skylights
Window Replacement/Installation
Energy-Efficient Options
Window Repair
Bloomfield Window and Door Company
Bloomfield, NJFree assessment
Services Offered
Screen Repair
Window Replacement/Installation
Zeus Siding & Windows LLC
Irvington, NJEducational Website
Good Customer Service
Siding, roofing, and windows
Price Transparency
Satisfaction-guaranteed warranties
Weekend availability
Free assessment
Services Offered
Window Replacement/Installation
F5 Remodeling
Rutherford, NJPrice Transparency
Full-service installation
Good Customer Service
Free assessment
Family-owned and operated
Educational Website
Minority-owned and operated
Services Offered
Window Replacement/Installation
Kepo Siding & Windows
Hillsborough Township, NJTimely Service
Good Customer Service
Free assessment
Services Offered
Window Replacement/Installation
Energy-Efficient Options
Glass Doors
HDL Construction LLC — Windows replacement, Roofing, Roof service, Siding replacement, Chimney, Deck, Masonry
Hasbrouck Heights, NJEducational Website
Good Customer Service
Saturday and Sunday availability
24-hour emergency service
Free in-home consultation
Price Transparency
Free assessment
Services Offered
Window Replacement/Installation
Aspen Home Remodeling, LLC.
Oradell, NJGood Customer Service
Free assessment
Price Transparency
Educational Website
Services Offered
Window Replacement/Installation
Skylights
Energy-Efficient Options
Northern Windows Siding, Roofing and Insulation
Goshen, NYEducational Website
Good Customer Service
Price Transparency
Free assessment
Services Offered
Energy-Efficient Options
Window Replacement/Installation
Cityproof Soundproof Windows
Long Island City, NYNo-construction services available
Free assessment
Timely Service
Price Transparency
Educational Website
Trademark soundproof Citiwindows
Good Customer Service
Over 50,000 installations completed
Services Offered
Custom Window Designs
Energy-Efficient Options
Window Replacement/Installation
Ben Window & Glass
Brooklyn, NYWide selection
Free assessment
Weekend availability
Foggy window repair
Price Transparency
Educational Website
Services Offered
Window Replacement/Installation
Window Repair
United Windows And Glass Repair LLC
Brooklyn, NYGood Customer Service
Educational Website
Price Transparency
Free assessment
Services Offered
Glass Repair
Energy-Efficient Options
Window Repair
Window Replacement/Installation
Bay Windows
Tempered Glass
Double-Hung
M & R Windows
Bronx, NYTimely Service
Price Transparency
Services Offered
Window Replacement/Installation
CKG Contractors Inc. Roofing-Siding-Window Experts.
Parsippany-Troy Hills, NJTimely Service
Free assessment
Good Customer Service
Price Transparency
Educational Website
Services Offered
Energy-Efficient Options
Skylights
Window Replacement/Installation
One Call Construction
Fairfield, NJPrice Transparency
Good Customer Service
Educational Website
Free assessment
Services Offered
Energy-Efficient Options
Window Replacement/Installation
RWC Windows, Doors, Kitchens, & Baths
West Caldwell, NJEducational Website
Timely Service
Free assessment
Good Customer Service
Services Offered
Glass Showers
Window Replacement/Installation
Glass Doors
PJ Fitzpatrick
Fairfield, NJPrice Transparency
Free assessment
Good Customer Service
Educational Website
Timely Service
Services Offered
Double-Hung
Glass Doors
Skylights
Bay Windows
Window Replacement/Installation
Energy-Efficient Options
Vinyl Frames
Glass Showers
Window Repair
Window25
Kenilworth, NJTimely Service
Good Customer Service
Price Transparency
Services Offered
Window Replacement/Installation
Custom Window Designs
Glass Castle
Neshanic Station, NJEducational Website
Timely Service
Good Customer Service
Price Transparency
Free assessment
Services Offered
Mirrors
Glass Showers
Glass Doors
Glass Repair
Window Replacement/Installation
Calculate how much you can expect to pay for window installation and replacement in Hopatcong, NJ using our customized window cost calculator.
Estimates will vary based on window dimensions and other unique factors to your home. Getting in touch with a local window installer is the best way to get an accurate cost estimate for your home.
How Installing Energy-Efficient Windows in Hopatcong Saves You Money
When you upgrade to energy-efficient windows, you may see some perks, such as:
- Save on energy bills: Since energy-efficient windows reduce the amount of energy used to heat or cool your home, the switch can help you save around $289 annually on your energy bills in Hopatcong.
- Protect your valuables from fading: When you upgrade to energy-efficient windows with low-emissivity coatings, your floors, carpets and furniture will be protected from fading because of their ability to filter out harmful UV rays.
- Protect your investment: If your home is on the older side, your windows are most likely in need of replacement. Upgrading your windows can improve the insulation in your home and also help raise the value of your property if you decide to sell.
- Reduce your carbon footprint: Reducing how much energy you use also lowers your indirect greenhouse gas emissions. You could reduce it by about 206 pounds.
Estimated Cost of Window Replacement in Hopatcong
Let’s take a look at the cost of window replacement and the kinds of services you may need for your home.
How Much Do New Windows Cost?
Generally, Hopatcong homeowners can anticipate their window replacements to range from $250 to $1,200. The most common installations sit at about $600. But prices differ considerably based on the size of your home, complexity of the installation, your location and the quality of the company you choose. Many window companies also offer door installations and replacements, which have a higher price tag.
It’s important to keep in mind that windows with the best efficiency may cost more upfront but can save you hundreds of dollars by lowering your energy bills. Investing in Energy Star certified windows can save Hopatcong homeowners $289+ a year when replacing single-pane windows.
Costs will also vary depending on the material you want for your window frames. Aluminum frames cost the least. They’re sturdy, light and maintenance-free, but offer poor insulation. Vinyl frames are somewhat expensive and offer good insulation. Composite frames made using wood fibers encased in plastic also offer good insulation and are moderately expensive. Wood frames cost the most and are the most in-demand. They’re also aesthetically pleasing and provide decent insulation for your home.
What Services do Window Installers Offer?
Generally, there are two types of window replacement services you can get: full-frame and pocket installations.
Full-frame installations entail replacing the total window, including the trim, sill and frame. You most likely need a full-frame installation when you want a new style or your window has considerable rot or deterioration. Because these installations are more involved, they will increase the overall cost. Pocket installations (also known as retrofits) are when you replace a window within its existing frame. Pocket installations are simpler and won’t carry as large a bill, but you can’t do this kind of installment if you have any pre-existing rot or water damage.
Your window replacement company should be able to help you figure out what’s best for your needs. In Hopatcong, the decision will mostly depend on how old your home is and if there’s any moisture damage. Wood can decay if it’s not maintained properly over the years, so it’s good to have a professional evaluate your frames and window sills.
Best Availability
Renewal by Andersen
- Great Industry Reputation
- Award-winning Company
- Member of US Green Building Council
- Manufactures products in-house
Power Home
- Uses eco-friendly materials
- Well-trained, certified installers
- Lifetime or lengthy warranty
Best for Residential Windows
Window Nation
- Custom Designs
- Wide variety of products and services
- Manufactures products in-house
How We Choose the Best Window Installers in Hopatcong
EcoWatch differs from most reviewers, as we look at these companies through a sustainability lens. Along with energy efficiency, we evaluated each installer and ranked them based on the following methodology:
Service Area
Because this is a guide for Hopatcong, we paid more attention to companies that provide services to the city. There are certainly other reputable providers that didn’t make the cut because of the low odds that they would serve the average homeowner in Hopatcong.
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 rate window installers higher if they offer high-quality products, but we also factor in workmanship as reflected in customer feedback.
Customer Reviews
Another self-explanatory yet very important review factor is customer feedback. If most customers don’t have positive feedback about their service from a certain company, it won’t be featured on EcoWatch.
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 awarded 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 provide lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Due to Hopatcong’s climate, homeowners will want to mitigate low efficiency, rot and water damage. We factored in local experience to reflect the ability of Hopatcong window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.
Hopatcong, NJ Window Replacement FAQs
What is the average cost to replace windows?
The national average cost of installing a single window is about $600 but can range between $200 and $1,200, based on a few different factors. The price is often influenced by the size of the window, the location of your property and the type and material of the window. Also, remember that energy-efficient windows may cost more initially but can save you hundreds of dollars a year in energy bills.
What kind of window is the most energy-efficient?
A window’s energy efficiency is influenced by a number of factors, including the quality of the installation and the kind of window. Look for Energy Star Certified windows — these are typically the most energy-efficient and are certified by the U.S. Department of Energy.
Can you install your own windows?
While you can install your own windows, doing so requires a lot of time and experience with home improvement projects. Using a window replacement company can help guarantee that the installation is done properly and that you won’t have to spend the time and effort to do it yourself.
How do you know it’s time to replace your windows?
Windows generally have a lifespan of 20 to 30 years, but anytime you notice damage on your windows, it’s a good time to have them looked at by an expert to see if they need any repairs or replacements.
Should I replace my windows all at the same time?
If your windows are greater than 20 years old, you most likely need to replace all of them. At that point, they are typically less efficient, draftier and/or more damaged than new windows. Replacing your windows all at once will involve less paperwork and less stress.