Solar installations in Sonoma County, CA
30,358 recorded installations in Sonoma County, California — capacity, prices and the installers doing the work.
Dataset updated . Refreshed from LBNL's Tracking the Sun public releases.
Most active
Top installers in Sonoma County
| # | Installer | Installs here |
|---|---|---|
| 1 | Sunrun | 3,911 |
| 2 | Tesla Energy | 3,496 |
| 3 | Northern Pacific Power | 1,755 |
| 4 | Solarcraft Services | 975 |
| 5 | Solar Works | 924 |
| 6 | Rockin Roofers | 854 |
| 7 | Sunpower | 854 |
| 8 | Suntegrity Solar | 705 |
| 9 | Rgs Energy | 619 |
| 10 | Synergy Solar Electrical System | 601 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Sonoma County?
The Tracking the Sun dataset records 30,358 solar installations in Sonoma County, California (278.3 MW of capacity). Dataset coverage depends on California's reporting programs, so the true total is higher.
How much does solar cost in Sonoma County?
The median installed price for recorded systems in Sonoma County is $4.55/W pre-incentive; the median system runs 5.6 kW.
Who installs solar in Sonoma County?
The most active recorded installers in Sonoma County are Sunrun, Tesla Energy, Northern Pacific Power.
County assignment is derived from installation ZIP codes via the Census 2020 ZCTA↔county crosswalk (primary county by land-area overlap) — approximate at county boundaries. See methodology.