10 Best Solar Companies in Hopkinton, MA

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Last Updated: February 25, 2025

Rooftop solar is one of the most easily accessible forms of renewable energy for Hopkinton residents. Solar power can reduce your energy costs and lower your carbon footprint. However, it's important to choose a reputable solar installer. Luckily, we’ve conducted comprehensive research local solar providers and created a guide to the best solar companies in Hopkinton. These proven and dependable providers are smart choices homeowners can depend on.

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Top 10 Best Solar Companies in Hopkinton

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Valley Solar

Valley Solar Logo

Our Rating

User Rating

116 Pleasant St Suite 321, Easthampton, MA 01027 (413) 584-8844 valleysolar.solar

Reliable customer support

Clear pricing policy

Prompt service delivery

Free quotes

Informative resources

Services Offered

Off-grid solar systems
Battery storage
Consultation
Tesla powerwall
Cleaning and maintenance
Panel installation
Solar carports
Financing assistance

Northeast Solar

Northeast Solar Logo

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User Rating

136 Elm St, Hatfield, MA 01038 (413) 247-6045 northeast-solar.com

Reliable customer support

Informative resources

Prompt service delivery

Free quotes

Clear pricing policy

Services Offered

Battery storage
Solar carports
Panel installation
Financing assistance
Consultation
Cleaning and maintenance
Permit assistance

ReVision Energy

ReVision Energy Logo

Our Rating

User Rating

1980 Turnpike St Ste 2, North Andover, MA 01845 (978) 308-9041 revisionenergy.com

Prompt service delivery

Free quotes

Clear pricing policy

Informative resources

Reliable customer support

Services Offered

Financing assistance
Battery storage
Community solar projects
Cleaning and maintenance
Panel installation
Consultation

New England Clean Energy

New England Clean Energy Logo

Our Rating

User Rating

577 Main St Suite 430, Hudson, MA 01749 (978) 567-6527 newenglandcleanenergy.com

Reliable customer support

Informative resources

Clear pricing policy

Free quotes

Prompt service delivery

Services Offered

Consultation
Panel installation
Permit assistance
Battery storage
Cleaning and maintenance
Grid-tied solar system

Sunwatt Solar

Sunwatt Solar Logo

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User Rating

1005 Main St #2129, Pawtucket, RI 02860 (844) 786-9288 sunwatt.us

Prompt service delivery

Clear pricing policy

Free quotes

Reliable customer support

Services Offered

Cleaning and maintenance
Consultation
Panel installation
Financing assistance
Battery storage
Permit assistance

PV Squared Solar (Pioneer Valley Photovoltaics)

PV Squared Solar (Pioneer Valley Photovoltaics) Logo

Our Rating

User Rating

311 Wells St, Greenfield, MA 01301 (413) 772-8788 pvsquared.coop

Informative resources

Free quotes

Reliable customer support

Services Offered

Consultation
Cleaning and maintenance
Battery storage
Panel installation
Financing assistance
Permit assistance

DO IT RIGHT SOLAR

DO IT RIGHT SOLAR Logo

Our Rating

User Rating

150 Cornell St, Cranston, RI 02920 (413) 404-5967 doitrightsolarllc.com

Free quotes

Reliable customer support

Clear pricing policy

Prompt service delivery

Services Offered

System decommissioning
Panel installation
Grid-tied solar system
Consultation
Battery storage

Helios Solar Energy

Helios Solar Energy Logo

Our Rating

User Rating

225 Broadway Suite 910, Methuen, MA 01844 (978) 381-1815 hssolarpower.com

Free quotes

Clear pricing policy

Prompt service delivery

Reliable customer support

Services Offered

Panel installation
Consultation
Permit assistance
Cleaning and maintenance
Financing assistance

Earthlight Technologies

Earthlight Technologies Logo

Our Rating

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128 West Rd, Ellington, CT 06029 (860) 871-9700 earthlighttech.com

Informative resources

Prompt service delivery

Reliable customer support

Free quotes

Services Offered

Panel installation
Skilled repairs
Battery storage
Tesla powerwall
Consultation

Sundevil Solarus

Sundevil Solarus Logo

Our Rating

User Rating

95 Spring Ln, Suffield, CT 06078 (860) 539-8869 sundevilsolarus.com

Services Offered

Cleaning and maintenance
Skilled repairs
Consultation
Battery storage
Panel installation
System decommissioning
Financing assistance
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on solar companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How To Choose a Solar Company

Putting solar panels on your roof could cut your electricity payments while helping the environment by reducing your carbon footprint through renewable energy use. Key considerations when researching local solar installers are as follows.

Check Licensing

Confirm that your solar installer is properly licensed. This helps ensure that the work is done correctly using current installation best practices. Massachusetts requires new solar photovoltaic systems in the Commonwealth to be installed by a licensed electrician and new solar water heaters to be installed by a construction supervisor.

Read Customer Reviews

Check review sites like the Better Business Bureau (BBB), Google Reviews, and TrustPilot to see customer feedback about local solar companies. Detailed reviews can help you evaluate a company's dependability and level of service. Use caution with providers that have very few reviews or mostly negative ones.

Compare Multiple Quotes

Get free, detailed quotes from at least three solar companies. The quotes should describe all costs and identify the solar parts included. Looking at several quotes can help you find the best value for your budget.

Ask About the Warranty

High-quality solar installations should come with robust workmanship and performance warranties. The workmanship guarantee covers any installation issues like cracks in the panels, poor wiring, or poor alignment. The output guarantee ensures an energy generation baseline. Strong guarantees reflect a solar provider's faith in its installations.

Evaluate Financing and Incentives

Solar energy can help you lower electricity bills over time. Be sure to consider these aspects when considering the final cost and value of solar panels.

  • Look into utility rebates: Local electric providers may offer additional rebates to encourage homeowners to switch to solar power. Check the qualification criteria and rebate values with your local power company to find out what you could save.
  • Research federal and state tax credits: A 26% federal solar tax credit on total system costs is available through 2032. Many states also have incentives. These credits provide substantial savings for solar customers.
  • Compare system purchase options: Solar panels can be purchased upfront or financed over time with a lease or loan. Verify key financing details like payment schedule, fees, annual percentage rate (APR), and ownership implications when choosing to finance solar panels.

Cost of Solar Installation in Hopkinton

In Hopkinton, solar panels cost an average of $4,060 per kilowatt, with an average system size of 4.5 kilowatts. The typical Hopkinton homeowner spends $12,674 on their solar array after federal tax refunds. An estimate from a local provider will take into account additional information reflecting your desired system's size, capacity, panel type, and required preliminary work. In some cases, homeowners may prefer leasing solar panels to reduce upfront costs.

Hopkinton Solar Incentives Guide

Incentive Type: Personal Tax Credit

Incentive Amount:

15%

Incentive Type: Loan Program

Website: masssave.com

Incentive Amount:

$25,000 ($50,000 for some expanded HEAT offerings)

Incentive Type: PACE Financing

Incentive Amount:

Financing amount locally determined; 20-year financing term

Incentive Type: Rebate Program

Website: masscec.com

Incentive Amount:

Standard Residential:
Pellet Stove: $1,000 - $1,750
Catalytic Woodstove: $750 - $1,250
Non-Catalytic Woodstove: $500-$1,250

Fully Automated Wood Stove: $1,500 - $1,750
Low-Income Residential:
Pellet Stove: $2,500 - $3,250
Catalytic Woodstove: $2,250 - $2,750
Non-Catalytic Woodstove: $2,000-$2,750
Fully Automated Wood Stove: $2,750 - $3,250

Incentive Type: Solar Renewable Energy Credit Program

Website: mass.gov

Incentive Amount:

Varies, depending on market supply and demand

Incentive Type: Loan Program

Website: masssolarloan.com

Incentive Amount:

Maximum required: $35,000; maximum possible: $60,000

Incentive Type: Rebate Program

Website: masscec.com

Incentive Amount:

New GSHP Rebate: $2,000 per ton with adders to eligible applicants
Retrofit Existing GSHP Rebate: varies with installation costs

Incentive Type: Property Tax Incentive

Website: in.gov

Incentive Amount:

Solar energy systems used for heating or cooling: out-of-pocket expenditures by the owner for the components and labor
Wind, hydroelectric, geothermal, solar thermal, solar PV, and other solar energy systems: the assessed value of the system

Incentive Type: Performance-Based Incentive

Website: masmartsolar.com

Incentive Amount:

(Base compensation rate + compensation rate adders - greenfield subtractor) * total kWh generated - value of energy generated

Incentive Type: Sales Tax Incentive

Website: mass.gov

Incentive Amount:

100% exemption

Incentive Type: Rebate Program

Website: capelightcompact.org

Incentive Amount:

Appliances
Refrigerator and Freezer Recycling: $125
Electric Clothes Dryers: $50
Clothes Washer: $350
Dehumidifiers: $30
Room Air Purifiers: $40
Room Air Conditioner: $40

Heating & Cooling
Oil Heating System: Up to $800
Propane Heating Equipment: Up to $2,300
Oil Water Heater: Up to $400
Propane Water Heater: Up to $800
Heat Pump Water Heater: Up to $600
Central AC/Heat Pump: Up to $250/ton
Mini-Split Heat Pump: Up to $250/ton
Programmable Thermostats: Up to $25
WiFi Thermostat: Up to $100
Solar Domestic Hot Water heater: $500 - $1,500

Home Electronics
Advanced Power Strips: Varies

Home Insulation
Limited Time Enhanced Incentive: 75%
Year-Round Tenant Incentive: 100%
Enhanced Residential Program: 100%

Lighting
LEDs: Varies

Home Energy Assessment: Free

Incentive Type: Industry Recruitment/Support

Incentive Amount:

100% deduction

Incentive Type: Personal Tax Credit

Website: ecowatch.com

Incentive Amount:

30% federal tax credit for systems placed in service after 12/31/2021 and before 01/01/2033. Good for: solar water heat, solar photovoltaics, biomass, geothermal heat pumps, wind (small), fuel cells using renewable fuels.

Frequently Asked Questions About Solar in Hopkinton, MA

A solar photovoltaic (PV) array can generate power to run any electric appliance or system in your home. More specifically, you can install a solar water heating system.

There are a number of advantages of home solar energy. You can save money, qualify for tax benefits, and reduce emissions. With the right storage equipment, solar panels can also provide you with further energy independence and offer some protection from power outages.

Yes. The grid in Hopkinton already uses a large share of renewable energy sources, and you may be able to sell your excess generated energy to your utility for additional cost savings.

Your installer can give you an estimate of what your energy bills will look like after you install solar panels. Generally, your energy bills will decrease significantly because you'll be using energy from the sun for free, instead of buying energy from the utility company. The average annual savings in Hopkinton amount to $1,041.

Your payback period is the time to achieve an ROI on your solar panels. It will vary based on the average sunlight in your area, the rate your utility charges per kilowatt of power, and their rated capacity. Hopkinton gets quite a bit of sunlight per day, so an average payback period could last up to 12.2 years per 5 kW of capacity.

The specific required maintenance steps will vary based on the type of solar panels you have. With any system, you should clean and inspect each panel four times a year. Your solar installer might offer comprehensive plans where they'll do the maintenance for you.

Net metering is a type of "power purchase agreement." If your utility or state offers net metering, you can send the solar energy you don't use to your provider. In return, they'll give you a credit on your power bill.

Some frequently-used types of home solar panels in Hopkinton include polycrystalline, thin-film and monocrystalline. Monocrystalline panels are balanced and efficient, while polycrystalline and thin-film panels pair good performance with greater upfront value. Talk with your local provider about the types of solar panels they work with.

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