Compare the highest-rated home solar professionals in San Mateo, California. All contractors are licensed, insured, and verified through our rigorous screening process.
A well-established, technology-driven solar provider that offers a fully integrated service from initial remote design consultation to installation, financing, and maintenance. They are known for their strong digital tools and streamlined process.
A unique provider that combines roofing and solar expertise under one roof, which is a significant advantage for homes needing roof work or assessment before installation. They are one of the largest privately-owned residential solar and roofing companies in the U.S.
A highly-rated, local Bay Area installer known for personalized service and high-quality craftsmanship. They focus on custom-designed systems and have expertise in both grid-tied and complex off-grid solutions, including robust battery storage.
** The home solar market in San Mateo is mature, competitive, and of high average quality. As a affluent and environmentally-conscious community in a state with favorable solar policies, San Mateo residents are a prime demographic for solar adoption. The market is characterized by a mix of large, well-funded national providers and smaller, specialized local installers. Competition is strong, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing for a residential solar system in San Mateo ranges from **$18,000 to $35,000** before the 30% federal tax credit, depending on system size (typically 5kW to 10kW), panel quality, and the complexity of the installation (e.g., roof type, need for electrical upgrades). The high cost of electricity from PG&E makes the return on investment (ROI) particularly attractive in this region. Companies operating here are generally well-versed in local permitting, California's Title 24 compliance, and the net metering programs offered by PG&E, ensuring a smooth process for homeowners.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with San Mateo regulations and climate
Get answers to common questions about home solar services in San Mateo, California.
For a typical 6kW system in San Mateo, costs before incentives range from $18,000 to $25,000. Crucially, you can combine the 30% federal Investment Tax Credit (ITC) with California's Net Energy Metering (NEM 3.0) program, which credits you for excess energy sent to PG&E's grid. While there is no current San Mateo County-specific rebate, all California homeowners benefit from the state's property tax exclusion for solar systems, ensuring your property taxes won't increase due to the installation.
San Mateo's marine layer can reduce morning production, but the area still receives ample annual sunshine (over 260 days), making solar highly effective. Modern panels perform well in diffuse light, and afternoon sun is typically strong. System sizing by a local installer will account for this microclimate, often recommending a slightly larger system to ensure it meets your annual energy needs despite the morning fog.
The process is managed by your installer, but it involves securing a building permit from the San Mateo City or County Building Division and an electrical permit. They must ensure compliance with the California Electrical Code, local zoning laws, and any specific homeowner association (HOA) rules, which in California cannot unreasonably restrict solar installations under the Solar Rights Act. PG&E interconnection approval under NEM 3.0 is the final critical step.
Prioritize local, licensed (C-10 or C-46) contractors with extensive experience installing under PG&E's rules and San Mateo's permit process. Check reviews on platforms like Yelp and the California Contractors State License Board website. Obtain at least three detailed quotes that include system design, equipment brands, production estimates for your specific address, and a clear explanation of NEM 3.0 economics. A reputable provider will handle all permitting and interconnection paperwork.
While not essential, adding a battery like a Tesla Powerwall or Enphase IQ Battery is highly recommended under NEM 3.0. The new policy significantly reduces the credit value for excess solar energy exported to PG&E. A battery allows you to store your surplus solar energy for use in the evening during peak rates, maximizing your savings, providing backup power during PSPS events or grid outages, and improving your overall system's financial return.