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Last Updated: February 25, 2025
Rooftop solar is one of the most easily accessible forms of renewable energy for Duarte residents. Going solar allows you to cut your utility bills and lower your environmental impact. But you'll want to find a reputable installation company first. Luckily, we've reviewed the options and assembled a guide to the best and most dependable solar installation providers in Duarte.

Our Rating
User Rating
Prompt service delivery
Informative resources
Reliable customer support
Clear pricing policy
Free quotes
Services Offered

Our Rating
User Rating
Prompt service delivery
Reliable customer support
Informative resources
Free quotes
Clear pricing policy
Services Offered

Our Rating
User Rating
Free quotes
Informative resources
Reliable customer support
Services Offered

Our Rating
User Rating
Clear pricing policy
Reliable customer support
Informative resources
Free quotes
Services Offered

Our Rating
User Rating
Informative resources
Free quotes
Prompt service delivery
Reliable customer support
Clear pricing policy
Services Offered

Our Rating
User Rating
Free quotes
Clear pricing policy
Reliable customer support
Informative resources
Prompt service delivery
Services Offered

Our Rating
User Rating
Prompt service delivery
Informative resources
Free quotes
Clear pricing policy
Reliable customer support
Services Offered

Our Rating
User Rating
Free quotes
Reliable customer support
Informative resources
Prompt service delivery
Clear pricing policy
Services Offered

Our Rating
User Rating
Informative resources
Reliable customer support
Clear pricing policy
Family-operated business
Free quotes
Services Offered

Our Rating
User Rating
Clear pricing policy
Free quotes
Reliable customer support
Informative resources
Services Offered
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:
Adopting solar power lets homeowners reduce utility bills while benefiting the planet by reducing your carbon footprint using clean energy. If you’re deciding whether to go solar, consider these key factors for choosing an installer.
It's important to hire a licensed solar installer. This help guarantee that the work is done correctly using current installation best practices. There are five distinct levels of solar contracting licenses in California: boilers, PV electrical, HVAC, thermal, and pool heating. To earn a license, an installer must complete a highly comprehensive educational series, gain four years of experience as an apprentice or journeyman, and pass written exams.
Check review sites like the Better Business Bureau (BBB), TrustPilot, and Google Reviews to see customer feedback about local solar companies. Detailed reviews can help you evaluate a company's reliability and customer service. Use caution with companies that have no reviews or mostly negative ones.
Call at least three solar companies for free, itemized quotes. These quotes should outline all costs and specify the solar equipment included. Reviewing multiple quotes helps identify the option that aligns with your budget.
Quality solar installations should have comprehensive workmanship and performance warranties. The workmanship warranty covers any installation issues such as cracks in the panels, poor wiring, or poor alignment. The performance guarantee ensures a specific energy output level. Strong guarantees indicate that a solar installer has faith in its installations.
Solar energy can help lower your energy expenses. Be sure to consider these aspects when judging the cost and value of solar panels.
The average Duarte homeowner will spend around $6,920 on a home solar system after federal tax refunds. Solar arrays in Duarte cost roughly $3,470 per kilowatt, with an average size of 2.8 kilowatts. An estimate from a local solar provider will include costs for labor, preliminary work, and permit fees, and will account for your system's size, capacity, and panel type. Some homeowners prefer to lease their solar panels to reduce upfront costs.
Incentive Amount:
Eligible products can be financed for up to 25 years, depending on the useful life of the eligible product.
Minimum financing: $5,000
The financing may not exceed fifteen percent (15%) of the market value of the property, up to the first seven hundred thousand dollars ($700,000) of the property’s market value, and ten percent (10%) of the remaining value of the Property above seven hundred thousand dollars ($700,000) minus any PACE assessment on the propertyThe total amount of any annual property taxes and assessments shall not exceed five percent (5%) of the property's fair market value, determined at the time program financing is approved.
Incentive Amount:
Step 1 Incentive Rates (contact utility to determine current incentive levels):
Single Family Residential Incentives:
Systems that displace natural gas: $29.85 per estimated therm displaced
Systems that displace electricity or propane: Funding has been exhausted
Commercial/Multifamily Incentives:
Systems that displace natural gas: $20.19 per estimated therm displaced
Systems that displace electricity or propane: $0.42 per estimated kWh displaced *** Note, funding has been exhausted in this category for SCE and PG&E
Solar Pool heating: $5.00 per estimated therm displaced
Incentive Amount:
For projects 30 kW or larger, 50% of incentive will be received up-front; 50% will be received based on actual kWh production over the first 5 years. For projects under 30kW, 100% of the incentive will be paid up front.
Incentives will step down over time. See below for incentive amounts.
Incentive Type: PACE Financing
Incentive Amount:
Locally determined
Generally speaking, a solar photovoltaic (PV) system can be used to power any household system or appliance that uses electricity. In the smallest case, you can use a solar water heater.
With home solar PV, you can save money on your energy bill, lower your property's emissions, and gain additional energy independence.
It depends on where you live and the kind of panels you plan to use. With the winter months in California being very mild, you have a wide time window to install your panels, though they won't achieve peak performance until summer arrives.
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. Duarte has extremely high daily sunlight levels, so you could recoup your investment in as little as 9.1 years per 5 kW of rated capacity.
Net metering is a type of "power purchase agreement." If your state or utility offers net metering, you can return the solar energy you don't use to your provider. In return, they'll give you a credit on your power bill.
Solar panels can be more efficient than other forms of renewable energy. Their maintenance costs are low and today's systems can work in a variety of conditions.
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