Angwin, CA 94508 solar market data
Updated February 21, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Angwin 94508 has 225 solar installations at a median installed cost of $4.74/W, recent growth not yet measurable, and a Market Score of 37 — higher than 18% of U.S. zip markets.
Versus California
How 94508 compares with the state
Installed cost
$0.47/W above
state median $4.26/W
Market score
37 vs 53
California scores 53
Share of state installs
0.01%
of 2.3M tracked statewide
Battery attach
24.0%
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
Growth & pricing
94508 by year
15 installs in the trailing twelve months vs 18 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94508
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 28 | 1 | 8.41 | $5.12 |
| 2 | RICHARD HEATH ASSOCIATES | 15 | 0 | — | — |
| 3 | SUNRUN | 14 | 1 | 7.91 | $5.80 |
| 4 | SEMPER SOLARIS | 14 | 0 | 10.02 | $3.63 |
| 5 | NORTHERN PACIFIC POWER | 10 | 0 | 10.85 | $4.25 |
| 6 | GREEN STOCK SOLAR | 9 | 1 | 11.24 | $3.35 |
| 7 | THE SOLAR COMPANY | 6 | 0 | 8.99 | $4.92 |
| 8 | SUNPOWER | 5 | 1 | 8.99 | $8.38 |
| 9 | SUNGEVITY | 5 | 0 | 5.7 | $3.89 |
| 10 | FREEDOM FOREVER | 4 | 2 | 9.67 | $4.28 |
| 11 | CITADEL ROOFING AND SOLAR | 4 | 1 | 11.31 | $3.59 |
| 12 | DON BARCH | 4 | 0 | 5.91 | $5.04 |
Equipment
What gets installed in 94508
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA12.7%
SUNPOWER11.0%
LG ELECTRONICS8.7%
REC GROUP6.4%
SHARP5.2%
Inverters
ENPHASE ENERGY36.5%
SOLAREDGE21.3%
SMA AMERICA12.5%
FRONIUS USA7.8%
TESLA5.7%
Frequently asked
Quick answers about 94508
How many solar installations are there in 94508?
SolarDNA counts 225 active solar installations in Angwin 94508, 200 of them residential, with data through February 21, 2026.
How much does solar cost in 94508?
The median residential system in 94508 cost $4.74 per watt over the trailing twelve months, $0.47/W above the California median.
Is solar growing in 94508?
Recent growth cannot be measured yet for 94508: too few recent installs (data runs through February 21, 2026).
Who installs solar in 94508?
TESLA, RICHARD HEATH ASSOCIATES, SUNRUN lead the 80 installers with systems in 94508. The full comp set is above.
Is 94508 a good market for solar sales?
94508 scores 37 out of 100 (Fair, higher than 18% of U.S. zip markets). With under 500 installations the score is provisional.