Thousand Oaks, CA solar installation & market data
Updated April 27, 2026 By The SolarDNA Data Team
Thousand Oaks has 5,536 solar installations across 2 zip codes at a median installed cost of $4.35/W, installations up 56.8% over the trailing twelve months, and an installs-weighted Market Score of 60.
Active installations
5,536
Zip markets
2
Median cost
$4.35/W
12-mo growth
▲ 56.8%
Installers active
494
City Market Score
Excellent · installs-weighted across 2 zips
Best zip in Thousand Oaks scores higher than 99% of U.S. zip markets.
Versus California
How Thousand Oaks compares with the state
Installed cost
$0.09/W above
state median $4.26/W
Market score
60 vs 53
California scores 53
Share of state installs
0.24%
of 2.3M tracked statewide
Battery attach
28.5%
state 12.7%
Statewide momentum
▲ 1.1%
residential solar added in California, 12 months through Jul 2026
Statewide market
2.3M systems
30.9% of homes · utility-reported through Jul 2026
Next-12-month outlook: 486–658 installs (midpoint 572)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
Thousand Oaks by year
497 installs in the trailing twelve months vs 317 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Thousand Oaks
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,131 | 118 | 2 | $4.38 |
| 2 | TESLA | 567 | 42 | 2 | $4.50 |
| 3 | KOTA CONSTRUCTION | 157 | 1 | 2 | $5.17 |
| 4 | SUNPOWER | 148 | 1 | 2 | $4.67 |
| 5 | VERENGO | 142 | 0 | 2 | $4.53 |
| 6 | QUANTUM SOLAR DESIGNS | 134 | 12 | 2 | $3.65 |
| 7 | ESP CONTRACTING | 106 | 0 | 2 | $4.44 |
| 8 | GREEN CONVERGENCE | 99 | 5 | 2 | $4.89 |
| 9 | FREEDOM FOREVER | 98 | 11 | 2 | $4.66 |
| 10 | ADVANCED SOLAR ELECTRIC | 87 | 0 | 2 | $7.64 |
| 11 | BETTER EARTH | 82 | 0 | 2 | $5.03 |
| 12 | SEMPER SOLARIS | 80 | 6 | 2 | $4.82 |
| 13 | SHELTER ROOFING | 77 | 0 | 2 | $5.13 |
| 14 | REPOWER LIVERMORE | 70 | 0 | 2 | $4.44 |
| 15 | AMERICAN SOLAR DIRECT | 64 | 0 | 2 | $5.90 |
| 16 | REC SOLAR COMMERCIAL | 62 | 0 | 2 | $5.08 |
| 17 | SOLAR OPTIMUM DESIGN ELECTRIC | 62 | 0 | 2 | $2.76 |
| 18 | LA SOLAR GROUP | 57 | 0 | 2 | $3.36 |
| 19 | AP ELECTRIC | 57 | 0 | 2 | $3.23 |
| 20 | PETERSENDEAN | 55 | 0 | 2 | $3.71 |
| 21 | CROWN SOLAR | 55 | 0 | 2 | $3.08 |
| 22 | SUNGEVITY | 50 | 0 | 2 | $3.85 |
| 23 | ABUNDANT ENERGY CONSTRUCTION | 38 | 0 | 2 | $5.62 |
| 24 | ORANGE COUNTY CONTRACTING SERVICES | 38 | 35 | 2 | $6.08 |
| 25 | SOLAR UNIVERSE | 37 | 0 | 2 | $4.08 |