Solar Panel Cost Guide in Westmont, CA (2025 Update)
- Westmont Solar Installation Cost: $6,920
- 25-Year Savings: $15,191
- Payback Period: 8.4 Years
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Average Cost of Solar Panels in Westmont
Let’s take a look at the average cost of solar panels in Westmont.
In Westmont, solar panels cost about 3 per watt on average.Using this figure, a typical 2.8-kW system would cost about $6,920 before the 0 federal solar tax credit is applied.
The prices above are just estimates to give you an idea of the cost of a solar energy system. The exact cost of installing solar panels can vary quite a bit depending on multiple factors, such as how many panels you need, your energy usage and what installation company you go with.For many homeowners, the upfront investment in solar power is worth paying. On average you could be looking at about $28,000 in savings on utility bills over 20 years.
To see your potential ROI and connect with a local solar expert, click the button below.
Solar savings over time in Westmont
| Year | Return on Investment |
|---|---|
| 1 years | $-5,736 |
| 3 years | $-3,366 |
| 5 years | $-997 |
| 7 years | $1,373 |
| 9 years | $3,742 |
| 11 years | $6,112 |
| 13 years | $8,481 |
| 15 years | $10,851 |
| 17 years | $13,220 |
| 19 years | $15,590 |
| 21 years | $17,959 |
| 23 years | $20,329 |
| 25 years | $22,698 |
Top Solar Installers in Westmont
Trying to put up solar panels on your own can be a challenging project, which is why using a solar installer is a good option for many homeowners. Also, companies with an outstanding reputation that are more expensive upfront could actually save you money in the long run because of their warranties, repair services and expert design.
If you’d like to start using solar energy but still aren’t certain which solar system company to go with, here are our recommendations for providers nearby:
See all of the solar companies in Westmont
Factors that Affect Solar Panel Costs in Westmont
Although the average cost of a solar system in Westmont is $6,920, your actual cost may differ. There are quite a few factors that can have a significant impact on the cost of a solar panel installation. Below are some of the more crucial things to consider.
Solar Equipment
When it comes to estimating the cost of a solar energy system in Westmont, one of the most crucial factors is the size of the system you need. Solar systems are sized by kilowatts (kW) and are mainly based on your home’s energy consumption, which you can figure out by looking at past energy bills. Your overall cost can increase by about $3,470 for each additional kilowatt you need.The model of solar panels and equipment you choose is another factor that will considerably influence costs. Solar panels that have higher efficiency, like monocrystalline panels, tend to come at a higher price. Further, solar equipment goes beyond just the solar panels themselves. You’ll also need to consider the kind of racks used to mount the panels, inverters, solar batteries, etc. It’s important to take all of this into consideration when looking for a solar system that’s in your budget.
Solar Financing Terms
Most solar installers in Westmont provide solar loans, which reduce the initial cost of installing solar panels.When figuring out your overall cost, you should also calculate the interest you’ll pay if you decide on a solar loan. Also, paying a higher down payment can reduce the total interest paid over time.
Solar Panel Installation Company
A final factor to consider when trying to figure out the cost of solar for your home or business in Westmont is the company you choose to install your solar system. Similar to choosing a company to build a deck or pool, for instance, you’ll have no shortage of solar installers that offer a range of services at different price points.Additionally, some companies in Westmont are more knowledgeable about local solar incentives and can help you make good use of additional rebates or tax exemptions. However, they may charge more for that service. Even if they cost more upfront, they could help you save more money in the long run.
Solar Panel Cost Data by System Size
| System size | Cost per system watt | Solar system cost | 25-Year savings | Payback period |
|---|---|---|---|---|
| 6 kW | $3.61 | $15,157 | $28,301 | 8.7 years |
| 8 kW | $3.54 | $19,821 | $38,123 | 8.6 years |
| 10 kW | $3.47 | $24,290 | $48,140 | 8.4 years |
| 12 kW | $3.40 | $28,565 | $58,351 | 8.2 years |
| 14 kW | $3.33 | $32,646 | $68,756 | 8.0 years |
| 16 kW | $3.26 | $36,532 | $79,355 | 7.9 years |
| 18 kW | $3.19 | $40,224 | $90,149 | 7.7 years |
| 20 kW | $3.12 | $43,722 | $101,137 | 7.5 years |
How to Save on Solar Panels
There are numerous companies available in Westmont, and some homeowners feel overwhelmed considering their options. Selecting the right company for you can be challenging, so here are some tips to help you decide:
- Contract: Before signing a contract with a solar company, be sure to read it through carefully so you understand the terms. Also, ask questions if you aren’t sure about some of the terms, such as what the warranty covers and if there are any guarantees about energy production.
- Solar Panel Brands: Homeowners will have different preferences for panels depending on their locations and how much efficiency they need. Although there are many options for which kind of solar panel you can get, not every company will have access to the exact one you may want or need, so make sure you ask for their list of offerings before deciding.
- Installation Process: An important thing to understand when adopting solar power is the installation process itself. Be sure to align on any details you should know with your solar installer, such as what permits you should secure and what the project timeline is.
- Warranty: A high-quality company stands out from other companies by offering the gold standard warranty — a 25-year, all-inclusive warranty covering parts, labor and performance.
EcoWatch's Westmont, CA Solar Cost FAQs
How much does it cost to install solar panels in Westmont?
The average cost of solar panels in Westmont is about $17,350 for a 5-kW system and $34,700 for a 10-kW system before the ITC, but the real cost will depend on stuff like the kind of solar panels you want, what size system you need and how much energy you use.
Is cost the most important consideration when buying solar panels?
Cost is without a doubt one of the most important factors you should consider when buying solar panels, but other important factors include efficiency, durability, and quality.
How will solar panels impact the value of my home?
Solar panels can increase your home value considerably as long as you buy or finance your panels and don’t go for a solar lease or power purchase agreement (PPA). According to research done by Zillow, the average home value increases by about 4.1% after installing a solar system."
How often do you have to replace solar panels?
Although the average lifespan of solar panels is 25 to 30 years, that doesn't mean they are completely unusable at that time. What this means is how much energy they produce will have decreased significantly after that point. You can decide to replace them once you've had them for that long or you can continue to use them at a lower efficiency.
Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert's opinion on the top solar companies featured here, follow this link.