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California Solar Guide 2026

Everything you need to know about going solar in California. Compare costs, find incentives, and get free quotes from top-rated solar installers.

Average System Cost
$30,800
Before incentives
Average Annual Savings
$1,900
Per year
Payback Period
11.5 years
Typical timeline

Top-Rated Solar Companies in California

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Featured

Powur PBC

Del Mar, CA

3.3

500 reviews

Powur PBC is a B-Corp certified solar marketplace and MLM company that connects customers with solar installation partners across 22 states. Operating since 2014, Powur uses independent consultants for sales and subcontracts installation work to regional partners.

Experience:19 years
Warranty:30 years
BBB Rating:A+
Model:marketplace

Stellar Solar

Oceanside, CA

4.9

676 reviews

Stellar Solar is a top-rated local installer with 28 years of experience in Southern California since 1998. As an authorized Maxeon dealer, they install premium Maxeon panels (formerly SunPower) with industry-leading 40-year warranties. With over 16,000 residential and commercial installations, they are consistently voted San Diego's Best Solar.

Experience:28 years
Warranty:40 years
BBB Rating:A+

Baker Electric Home Energy

San Diego, CA

4.5

920 reviews

Founded in 1938, Baker Electric is one of California's most trusted names in electrical services. Their solar division offers premium installations backed by decades of electrical expertise.

Experience:86 years
Warranty:25 years
BBB Rating:A+

Elevation

Chandler, AZ (serves CA)

4.1

450 reviews

Elevation offers comprehensive home energy solutions beyond just solar. Their services include energy audits, insulation, and HVAC upgrades, making them ideal for homeowners seeking complete efficiency improvements.

Experience:11 years
Warranty:25 years
BBB Rating:A+

Palmetto Solar

Charleston, SC (serves CA)

4

850 reviews

Palmetto Solar is a B Corp certified company focused on social and environmental impact. Their proprietary technology platform provides advanced monitoring and energy management tools.

Experience:15 years
Warranty:25 years
BBB Rating:F

Semper Solaris

El Cajon, CA

4

1100 reviews

Semper Solaris is a veteran-owned company offering solar, roofing, and HVAC services. They provide special discounts for military members and veterans.

Experience:13 years
Warranty:25 years
BBB Rating:A+

Disclaimer: Company rankings are based on publicly available data including customer reviews, BBB ratings, years in business, and service offerings as of February 2, 2026. Featured companies may include paid placements.

Why Go Solar in California?

California leads the nation in solar adoption with over 1.5 million installations. Under NEM 3.0, pairing solar with battery storage is strongly recommended to maximize self-consumption and offset high electricity rates — export rates without storage are significantly lower than under previous net metering rules.

California homeowners with a solar+battery system under NEM 3.0 typically see payback in 10-12 years, compared to 6-8 years under the old NEM 2.0 rules. Costs reflect solar + battery storage system recommended under NEM 3.0, where pairing a ~10kWh battery (avg $8,500) is effectively required to achieve meaningful savings. Federal tax credit expired 12/31/2025. Payback periods are longer than pre-NEM 3.0 due to reduced export rates without storage.

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