San Rafael, CA solar installation & market data
Updated April 22, 2026 By The SolarDNA Data Team
San Rafael has 4,585 solar installations across 2 zip codes at a median installed cost of $4.74/W, installations up 16.6% over the trailing twelve months, and an installs-weighted Market Score of 50.
Active installations
4,585
Zip markets
2
Median cost
$4.74/W
12-mo growth
▲ 16.6%
Installers active
371
City Market Score
Great · installs-weighted across 2 zips
Best zip in San Rafael scores higher than 91% of U.S. zip markets.
Versus California
How San Rafael compares with the state
Installed cost
$0.48/W above
state median $4.26/W
Market score
50 vs 53
California scores 53
Share of state installs
0.20%
of 2.3M tracked statewide
Battery attach
17.3%
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: 321–393 installs (midpoint 357)
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
San Rafael by year
330 installs in the trailing twelve months vs 283 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in San Rafael
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 749 | 22 | 2 | $4.93 |
| 2 | SUNRUN | 357 | 51 | 2 | $4.88 |
| 3 | SOLARCRAFT SERVICES | 338 | 27 | 2 | $4.87 |
| 4 | SUN FIRST | 234 | 8 | 2 | $5.13 |
| 5 | PAC SOLAR | 184 | 0 | 2 | $3.38 |
| 6 | SUNPOWER | 166 | 0 | 2 | $4.79 |
| 7 | ROCKIN ROOFERS | 146 | 14 | 2 | $4.21 |
| 8 | SEMPER SOLARIS | 112 | 9 | 2 | $5.14 |
| 9 | EARTHWISE ENERGY SOLUTIONS | 84 | 22 | 2 | $5.93 |
| 10 | RGS ENERGY | 84 | 0 | 2 | $7.51 |
| 11 | SONOMARIN SOLAR | 76 | 11 | 2 | $4.07 |
| 12 | SPG SOLAR | 75 | 0 | 2 | $7.44 |
| 13 | BETTER EARTH | 74 | 0 | 2 | $5.20 |
| 14 | PETERSENDEAN | 73 | 0 | 2 | $3.83 |
| 15 | NORTHERN PACIFIC POWER | 70 | 0 | 2 | $4.28 |
| 16 | SOLARCRAFT | 67 | 0 | 2 | $3.98 |
| 17 | SUNGEVITY | 45 | 0 | 2 | $4.89 |
| 18 | HIGH DEFINITION SOLAR | 43 | 0 | 2 | $6.92 |
| 19 | BRIGHT OPS | 41 | 21 | 2 | $6.44 |
| 20 | AMBROSE SOLAR | 40 | 2 | 2 | $5.14 |
| 21 | FREEDOM FOREVER | 39 | 3 | 2 | $5.00 |
| 22 | SOLAR OPTIMUM DESIGN ELECTRIC | 38 | 0 | 2 | $3.07 |
| 23 | A1 SOLAR POWER | 38 | 0 | 2 | $6.33 |
| 24 | CITADEL ROOFING AND SOLAR | 35 | 3 | 2 | $4.50 |
| 25 | SOLAR TECHNOLOGIES | 31 | 4 | 2 | $4.83 |