Solar installations in Ventura County, CA
47,971 recorded installations in Ventura County, California — capacity, prices and the installers doing the work.
At a glance
Ventura County, California has 47,971 recorded solar installations totalling 581.5 MW of capacity — the 14th-highest count among the 58 California counties with records, and 2% of the state total. That is about 16.3% of the county's 294,651 housing units, against 16.6% statewide. The median installed price is $4.44/W before incentives, roughly in line with the California median of $4.26/W.
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 0 hail and 2.6 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Ventura County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 26,540 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 181% of that. A yardstick, not dated records.
Most active
Top installers in Ventura County
| # | Installer | Installs here |
|---|---|---|
| 1 | Sunrun | 10,899 |
| 2 | Tesla | 5,093 |
| 3 | Sunpower | 2,255 |
| 4 | Freedom Forever | 1,196 |
| 5 | Kota Construction | 1,069 |
| 6 | Verengo | 1,052 |
| 7 | California Solar Electric Systems | 992 |
| 8 | Quantum Solar Designs | 964 |
| 9 | Esp Contracting | 824 |
| 10 | Semper Solaris | 598 |
Growth
Installations by year
How does Ventura County compare with the rest of California?
The median recorded system in Ventura County is 6 kW, roughly in line with the state median of 5.92 kW. 32% of installations here are third-party owned (lease or power-purchase agreement), compared with 29% across California. 11,579 systems (24%) of the county's records include battery storage, against 16% statewide. By share of housing units with a recorded system, Ventura County ranks 30th of 57 California counties with at least 10 installations.
How has solar adoption changed in Ventura County?
The earliest recorded installation in Ventura County dates to 1999. The busiest year on record is 2022, with 6,567 installations. 2025 has 3,954 recorded installations so far. The county's cumulative total rose from 24,054 at the end of 2020 to 47,971 today. Recent years fill in as state programs and permit offices report, so the latest counts are provisional.
Who installs solar in Ventura County?
Sunrun has the most recorded installations in Ventura County (10,899, 23% of the county's records). Other active installers here include Tesla, Sunpower and Freedom Forever. Installers based anywhere in California are listed in the state installer directory.
Frequently asked questions
How many homes have solar in Ventura County?
PanelCensus records 47,971 solar installations in Ventura County, California (581.5 MW of capacity) — about 16.3% of the county's 294,651 housing units (U.S. Census ACS). Coverage depends on California's public reporting, so the true total is likely higher.
How much does solar cost in Ventura County?
The median installed price for recorded systems in Ventura County is $4.44/W before incentives; the median system is 6 kW. The California median is $4.26/W.
Who installs solar in Ventura County?
The most active recorded installers in Ventura County are Sunrun (10,899), Tesla (5,093) and Sunpower (2,255).
How much of the solar in Ventura County is leased?
15,339 recorded installations (32%) in Ventura County are third-party owned — a lease or power-purchase agreement, compared with 29% across California.
How big is a typical solar system in Ventura County?
The median recorded system in Ventura County is 6 kW, against 5.9 kW for California as a whole.
More solar data near Ventura County
- Solar in California· 2,413,021 installations
- Solar installers in California
- Solar in Sacramento County· 73,500 installations
- Solar in San Joaquin County· 69,144 installations
- Solar in Tulare County· 48,678 installations
- Solar in Placer County· 44,647 installations
- Solar in Solano County· 44,023 installations
- Solar in Sonoma County· 38,058 installations
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.
About this data
Source: Lawrence Berkeley National Laboratory's Tracking the Sun, merged with city permit records, state incentive programs and the USGS U.S. Large-Scale Solar Photovoltaic Database / EIA-860 plant registers, as published October 10, 2026 — PanelCensus refreshes it as each source publishes new records. See the methodology for how records are matched, cleaned and scored.
Cite as: PanelCensus, “Solar installations in Ventura County, California”, https://panelcensus.com/solar/california/ventura-county (data as of October 10, 2026).