Solar installers in Marin County
275 companies have installed solar on 5,208 homes here since 2023. Covers San Rafael, Novato, Mill Valley, Larkspur, San Anselmo, Corte Madera and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| SunrunBased in San Francisco, CA · (805) 242-7255 | 792 | $3.60/W$0.47 below median |
| Solarcraft ServicesBased in Novato, CA · (415) 985-7510 | 430 | $4.20/W$0.13 above median |
| TeslaBased in Fremont, CA · (702) 680-6683 | 393 | $2.73/W$1.34 below median |
| SunPowerBased in Richmond, CA · (908) 216-1280 | 366 | $4.25/W$0.18 above median |
| Rockin RoofersBased in Petaluma, CA · (707) 285-7037 | 195 | $4.00/W$0.07 below median |
| Sun FirstBased in San Rafael, CA · (415) 458-5870 | 180 | $4.21/W$0.14 above median |
| Northern Pacific PowerBased in Santa Rosa, CA · (707) 528-7652 | 170 | $3.89/W$0.18 below median |
| Better EarthBased in Cerritos, CA · (888) 373-9379 | 153 | $5.00/W$0.93 above median |
| Earthwise Energy SolutionsBased in San Anselmo, CA · (800) 396-6949 | 145 | $4.42/W$0.35 above median |
| Sonomarin SolarBased in San Rafael, CA · (707) 849-8543 | 129 | $3.90/W$0.17 below median |
| Semper SolarisBased in El Cajon, CA · (619) 715-4054 | 121 | $4.45/W$0.38 above median |
| Bright OpsBased in Worcester, MA · (888) 997-4469 | 116 | $5.26/W$1.19 above median |
| J J ElectricBased in Sebastopol, CA · (707) 800-3884 | 96 | $3.67/W$0.40 below median |
| Citadel Roofing And SolarBased in Vacaville, CA · (707) 446-5500 | 75 | $2.78/W$1.29 below median |
| Ambrose SolarBased in Vacaville, CA · (707) 999-8036 | 74 | $4.53/W$0.46 above median |
| Solar Optimum Design ElectricalBased in Glendale, CA · (818) 804-3122 | 66 | $3.11/W$0.96 below median |
| CSS ConstructionBased in Lebanon, TN · (949) 789-7990 | 64 | $3.03/W$1.04 below median |
| Freedom ForeverBased in Temecula, CA · (800) 885-9450 | 63 | $4.91/W$0.84 above median |
| Pac SolarBased in San Rafael, CA · (415) 299-8989 | 59 | $3.60/W$0.47 below median |
| American SolarBased in Sausalito, CA · (415) 868-1111 | 52 | $4.07/W |
| Amys ConstructionBased in Petaluma, CA · (707) 981-9801 | 44 | $4.11/W |
| NRG Clean EnergyBased in Canoga Park, CA · (800) 698-6627 | 43 | $3.24/W$0.83 below median |
| High Definition SolarBased in Concord, CA · (925) 566-8282 | 42 | $5.95/W$1.88 above median |
| Sunrise SolarBased in Forestville, CA · (707) 584-6807 | 41 | $3.78/W$0.29 below median |
| Symmetric Solar EnergyBased in Sausalito, CA · (415) 257-3060 | 41 | — |
| Luminalt EnergyBased in San Francisco, CA · (415) 641-4000 | 40 | $5.98/W$1.91 above median |
| Sun Solar ElectricBased in Petaluma, CA · (707) 658-2157 | 40 | $4.38/W$0.31 above median |
| V3 ElectricBased in El Dorado Hills, CA · (844) 837-6937 | 39 | $5.68/W$1.61 above median |
| Nexus Energy SystemsBased in Garden Grove, CA · (805) 799-9788 | 37 | $4.45/W$0.38 above median |
| PowurBased in Del Mar, CA · (480) 626-7056 | 37 | $4.33/W$0.26 above median |
| Symetric EnergyBased in Ross, CA · (415) 257-3060 | 31 | $4.15/W$0.08 above median |
| GAF EnergyBased in San Rafael, CA · (503) 887-9167 | 30 | $7.90/W$3.83 above median |
| Sustainable Living BuildersBased in Sebastopol, CA · (707) 595-8500 | 30 | $3.65/W$0.42 below median |
| Vital Energy SolutionsBased in Sebastopol, CA · (707) 800-3884 | 30 | — |
| Complete SolarBased in Lehi, UT · (877) 299-4943 | 29 | $4.25/W$0.18 above median |
| Solar TechnologiesBased in San Ramon, CA · (925) 939-8300 | 29 | $4.55/W$0.48 above median |
| Suntegrity SolarBased in Santa Rosa, CA · (707) 623-1464 | 28 | $3.96/W$0.11 below median |
| KOTA ConstructionBased in Newbury Park, CA · (858) 328-2841 | 24 | $5.14/W$1.07 above median |
| Infinity EnergyBased in Rocklin, CA · (916) 474-4723 | 23 | $4.98/W$0.91 above median |
| Solar Savings DirectBased in Shingle Springs, CA · (530) 344-3237 | 23 | $3.55/W$0.52 below median |
Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10. Show all 275 installers
Towns in Marin County: San Rafael, Novato, Mill Valley, Larkspur, San Anselmo, Corte Madera, Tiburon, Fairfax, Sausalito, Ross, Alto, Black Point-Green Point.
Other California counties
How much does solar cost in Marin County, CA?
Homes in Marin County that bought solar in 2023–2025 paid a median $4.18/W installed, about $27,200 for a 6.5 kW system before incentives.
Which solar companies install in Marin County, CA?
275 installers have put in home systems in Marin County since 2023, the busiest being Sunrun, Solarcraft Services, Tesla, SunPower, Rockin Roofers.
Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.