Oakley, CA solar installation & market data
Updated April 16, 2026 By The SolarDNA Data Team
Oakley has 6,572 solar installations across 1 zip code at a median installed cost of $4.25/W, installations up 10.1% over the trailing twelve months, and an installs-weighted Market Score of 51.
Active installations
6,572
Zip markets
1
Median cost
$4.25/W
12-mo growth
▲ 10.1%
Installers active
12
City Market Score
Excellent · installs-weighted across 1 zips
Best zip in Oakley scores higher than 92% of U.S. zip markets.
Versus California
How Oakley compares with the state
Installed cost
$0.02/W below
state median $4.26/W
Market score
51 vs 53
California scores 53
Share of state installs
0.29%
of 2.3M tracked statewide
Battery attach
8.0%
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: 373–455 installs (midpoint 414)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
Oakley by year
394 installs in the trailing twelve months vs 358 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Oakley
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,307 | 95 | 1 | $4.40 |
| 2 | SUNPOWER | 1,050 | 1 | 1 | $4.25 |
| 3 | TESLA | 694 | 28 | 1 | $5.12 |
| 4 | CITADEL ROOFING AND SOLAR | 392 | 90 | 1 | $2.85 |
| 5 | WEST COAST SOLAR | 272 | 1 | 1 | $3.82 |
| 6 | BRIGHT OPS | 242 | 31 | 1 | $4.53 |
| 7 | INFINITY ENERGY | 149 | 0 | 1 | $3.79 |
| 8 | FREEDOM FOREVER | 147 | 18 | 1 | $4.91 |
| 9 | PETERSENDEAN | 137 | 0 | 1 | $3.70 |
| 10 | DEL SOL ENERGY | 118 | 0 | 1 | $3.58 |
| 11 | V3 ELECTRIC | 107 | 6 | 1 | $3.89 |
| 12 | FUTURE ENERGY SAVERS | 93 | 2 | 1 | $6.03 |
Zip markets
Zips in Oakley
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 94561 | 6,572 | $4.25 | 51 A |