Oakley, CA 94561 solar market data
Updated April 16, 2026 By The SolarDNA Data Team
Oakley 94561 has 6,572 solar installations at a median installed cost of $4.25/W, installations up 10.1% over the trailing twelve months, and a Market Score of 51 — higher than 92% of U.S. zip markets.
Zip Market Score
Excellent · higher than 92% of zips
Versus California
How 94561 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
94561 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 94561
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,307 | 95 | 6.67 | $4.40 |
| 2 | SUNPOWER | 1,050 | 1 | 4.26 | $4.25 |
| 3 | TESLA | 694 | 28 | 7.01 | $5.12 |
| 4 | CITADEL ROOFING AND SOLAR | 392 | 90 | 3.72 | $2.85 |
| 5 | WEST COAST SOLAR | 272 | 1 | 8.11 | $3.82 |
| 6 | BRIGHT OPS | 242 | 31 | 6.66 | $4.53 |
| 7 | INFINITY ENERGY | 149 | 0 | 4.84 | $3.79 |
| 8 | FREEDOM FOREVER | 147 | 18 | 6.83 | $4.91 |
| 9 | PETERSENDEAN | 137 | 0 | 7.5 | $3.70 |
| 10 | DEL SOL ENERGY | 118 | 0 | 9.55 | $3.58 |
| 11 | V3 ELECTRIC | 107 | 6 | 6.89 | $3.89 |
| 12 | FUTURE ENERGY SAVERS | 93 | 2 | 5.4 | $6.03 |
Equipment
What gets installed in 94561
Share of systems with a recorded brand
Modules
SUNPOWER19.3%
QCELLS NORTH AMERICA15.8%
LONGI GREEN ENERGY TECHNOLOGY7.8%
JA SOLAR6.2%
CSI SOLAR6.0%
Inverters
ENPHASE ENERGY31.0%
SOLAREDGE29.6%
SUNPOWER18.3%
TESLA4.2%
FRONIUS USA3.3%
Frequently asked
Quick answers about 94561
How many solar installations are there in 94561?
SolarDNA counts 6,572 active solar installations in Oakley 94561, 6,542 of them residential, with data through April 16, 2026.
How much does solar cost in 94561?
The median residential system in 94561 cost $4.25 per watt over the trailing twelve months, $0.02/W below the California median.
Is solar growing in 94561?
Installations in 94561 are up 10.1%: 394 in the trailing twelve months versus 358 before.
Who installs solar in 94561?
SUNRUN, SUNPOWER, TESLA lead the 333 installers with systems in 94561. The full comp set is above.
Is 94561 a good market for solar sales?
94561 scores 51 out of 100 (Excellent, higher than 92% of U.S. zip markets).