San Geronimo, CA solar installation & market data
Updated July 3, 2025Provisional score · under 500 installs By The SolarDNA Data Team
San Geronimo has 69 solar installations across 1 zip code at a median installed cost of $4.80/W, recent growth not yet measurable, and an installs-weighted Market Score of 36.
Active installations
69
Zip markets
1
Median cost
$4.80/W
12-mo growth
—
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in San Geronimo scores higher than 16% of U.S. zip markets.
Versus California
How San Geronimo compares with the state
Installed cost
$0.54/W above
state median $4.26/W
Market score
36 vs 53
California scores 53
Share of state installs
0.00%
of 2.3M tracked statewide
Battery attach
27.5%
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
Growth & pricing
San Geronimo by year
1 installs in the trailing twelve months vs 5 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in San Geronimo
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 11 | 0 | 1 | $5.12 |
| 2 | SUN FIRST | 6 | 0 | 1 | $3.00 |
| 3 | SUNRUN | 5 | 0 | 1 | $3.52 |
| 4 | QUATTRO SOLAR | 3 | 0 | 1 | $5.88 |
| 5 | SEMPER SOLARIS | 3 | 0 | 1 | $7.58 |
| 6 | SOLAR WINDS ENERGY | 3 | 0 | 1 | $3.68 |
| 7 | SONOMARIN SOLAR | 3 | 0 | 1 | $3.88 |
| 8 | LUMINALT ENERGY | 2 | 0 | 1 | $10.08 |
| 9 | MARIN SOLAR | 2 | 0 | 1 | $6.81 |
| 10 | PHOTON BROTHERS | 2 | 0 | 1 | $1.60 |
| 11 | SOLARCRAFT SERVICES | 2 | 0 | 1 | $4.32 |
| 12 | SPG SOLAR | 2 | 0 | 1 | $7.23 |
Zip markets
Zips in San Geronimo
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 94963 | 69 | $4.80 | 36 D |