Solar installations in Placer County, CA
44,647 recorded installations in Placer County, California — capacity, prices and the installers doing the work.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
Severe-weather exposure: solar sites here have been matched to an average of 1.4 hail and 0 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Placer County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 31,527 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 142% of that. A yardstick, not dated records.
Most active
Top installers in Placer County
| # | Installer | Installs here |
|---|---|---|
| 1 | Sunrun | 5,856 |
| 2 | Tesla | 4,095 |
| 3 | Sunpower | 3,408 |
| 4 | Hooked On Solar | 1,834 |
| 5 | Citadel Roofing And Solar | 1,499 |
| 6 | V3 Electric | 1,365 |
| 7 | Magic Sun Solar | 1,180 |
| 8 | Sunworks | 1,146 |
| 9 | Energy Saving Pros | 1,087 |
| 10 | Petersendean | 950 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Placer County?
PanelCensus records 44,647 solar installations in Placer County, California (384.7 MW of capacity) — about 25.3% of the county's 176,233 housing units (U.S. Census ACS). Dataset coverage depends on California's reporting programs, so the true total is higher.
How much does solar cost in Placer County?
The median installed price for recorded systems in Placer County is $4.11/W pre-incentive; the median system runs 6.3 kW.
Who installs solar in Placer County?
The most active recorded installers in Placer County are Sunrun, Tesla, Sunpower.
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. Market penetration = recorded installations ÷ housing units (U.S. Census Bureau ACS 5-Year, Table B25001); it undercounts where dataset coverage is partial. See methodology.