Solar Panel Cost Guide in Chelmsford, MA (2025 Update)
- Chelmsford Solar Installation Cost: $12,674
- 25-Year Savings: $16,807
- Payback Period: 12.2 Years
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Average Cost of Solar Panels in Chelmsford
Here’s how much it might cost to go solar in Chelmsford.
In Chelmsford, solar panels cost about 4 per watt on average.The average Chelmsford homeowner needs a 4.5-kilowatt system, which would cost about $12,674 with the federal tax credit, or $18,124 before the 0 tax credit is applied.
Keep in mind that the figures above are only estimates based on the average Chelmsford homeowner. The price of a solar system for your home may look different depending on factors unique to you, like your household energy use and solar contractor.But, once you've paid the initial cost of installation, the return on investment for most homeowners is usually good, with a net average savings of about $22,000 over 20 years on power bills.
To see your potential ROI and connect with a local solar expert, click the button below.
Solar savings over time in Chelmsford
| Year | Return on Investment |
|---|---|
| 1 years | $-10,950 |
| 3 years | $-7,503 |
| 5 years | $-4,057 |
| 7 years | $-610 |
| 9 years | $2,837 |
| 11 years | $6,284 |
| 13 years | $9,731 |
| 15 years | $13,178 |
| 17 years | $16,625 |
| 19 years | $20,072 |
| 21 years | $23,518 |
| 23 years | $26,965 |
| 25 years | $30,412 |
Top Solar Installers in Chelmsford
Although it's possible to install solar panels on your own, it takes extra energy and knowledge. That's one of the reasons the majority of homeowners choose to go with a solar panel installer. The payback period of solar panels will vary depending on factors like your location and energy usage, but going with a solar company can shorten that period. Your provider will be able to help you get the most out of incentives available in your area.
If you’d like to start using solar energy but still aren’t sure which solar company to go with, here are our suggestions for providers near you:
See all of the solar companies in Chelmsford
Factors that Affect Solar Panel Costs in Chelmsford
Cost is usually one of the most important factors for homeowners considering investing in solar. There are a few major factors that affect your total cost in Chelmsford: solar equipment and system size, financing options and the solar installation company you choose. We’ll go over each of these briefly below.
Solar Equipment
When it comes to estimating the price of a solar panel system in Chelmsford, 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 usage, which you can figure out by looking at past power bills. Your total cost can increase by around $4,060 for each additional kilowatt you need.The type of solar equipment you choose can increase or decrease your cost by thousands or even tens of thousands of dollars. If you choose the most efficient solar panel brands, you’ll end up paying more upfront than if you opted for the most affordable panels. On the other hand, more efficient panels could save you more over time on your energy bills. Additionally, extra products, such as solar batteries, can bring your total well above the Chelmsford average.
Solar Financing Terms
Many homeowners find the average cost of solar in Chelmsford to be too costly, even if the investment pays off over time. Fortunately, almost every solar installer in the area offers financing options. Solar loans remarkably decrease upfront costs for most homeowners, but they also lead to higher prices over time due to interest.When considering your overall cost, you should also calculate the interest you’ll pay if you decide on a solar loan. Also, paying more on your down payment can reduce the total interest paid over time.
Solar Panel Installation Company
The solar company you go with to handle your switch to solar energy can play a part in your total costs. There are about 3 solar installation companies in Chelmsford, and each can charge different amounts for labor and equipment.Some companies only sell products with high efficiency and therefore a higher price point — like Maxeon solar panels from SunPower or Tesla Powerwall batteries — so choosing those installers will generally come at a higher cost. It’s best to do some research and find a company that offers the products, warranties and services you’re looking for and also fit into your budget.
Solar Panel Cost Data by System Size
| System size | Cost per system watt | Solar system cost | 25-Year savings | Payback period |
|---|---|---|---|---|
| 6 kW | $4.22 | $17,734 | $17,226 | 12.7 years |
| 8 kW | $4.14 | $23,191 | $23,423 | 12.4 years |
| 10 kW | $4.06 | $28,420 | $29,847 | 12.2 years |
| 12 kW | $3.98 | $33,422 | $36,499 | 11.9 years |
| 14 kW | $3.90 | $38,196 | $43,378 | 11.7 years |
| 16 kW | $3.82 | $42,744 | $50,484 | 11.5 years |
| 18 kW | $3.74 | $47,064 | $57,818 | 11.2 years |
| 20 kW | $3.65 | $51,156 | $65,378 | 11.0 years |
How to Save on Solar Panels
The solar company you go with will be a major factor in determining not only your total costs, but also the kinds of solar panel brands, warranties, and other equipment you have access to. When choosing a solar company, there are several important things you should consider, such as:
- Contract: Review the contract terms closely to make sure you understand how much it will cost, completion timeline incentives and warranties.
- Reputation: The North American Board of Certified Energy Practitioners (NABCEP) is a well-established certification organization for clean energy professionals. If your solar panel installer is NABCEP-certified, it likely has a solid reputation and is qualified to do the job well. Another way you can look into your installer’s reputation is by reading reviews.
- Warranty: If you’re worried about the durability of your solar energy system, making sure your installer offers a 25-year, all-inclusive warranty can help put you at ease.
- Installation Process: When making the switch to solar power, it’s important to keep an open line of communication with your solar installer. Confirm that you understand how the installation process will go and the project timeline.
EcoWatch's Chelmsford, MA Solar Cost FAQs
How much does it cost to install solar panels in Chelmsford?
This is a tough question to answer exactly, because the cost depends on many factors. Generally speaking, it costs about $20,300 for a 5-kW system and $40,600 for a 10-kW system after the ITC is applied. It will be more expensive if you want additional solar equipment or more efficient panels, or if you have higher-than-average energy consumption. Conversely, you can spend less if you want a smaller solar panel system or less efficient solar panels.
Is it better to lease or buy solar panels in Chelmsford?
Leasing solar panels can be an option if you can’t afford to pay upfront or secure a solar loan, but since you don’t own the system, you can’t take advantage of many solar incentives. Also your property value won’t increase, so you’ll have less savings over time. If you can afford to buy a solar system upfront, then buying is the better option if you want the most financial benefits from going solar.
Is making the switch to solar worth it?
Solar panels can be a fruitful investment for most homeowners, but they might not be worth it for everyone. If your home doesn't get a lot of direct sunlight and/or your energy bills are already fairly low, solar panels might not be for you.
What solar power system size is right for my home?
The exact number of solar panels you need depends on your household energy consumption and the amount of sunlight your roof gets. You can look at your energy bills for the past year to get an idea of the solar system size you'll need. The average household has to get between 20 and 35 panels to cover their typical energy usage.
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.