Santa Rosa, CA solar installation & market data
Updated May 6, 2026 By The SolarDNA Data Team
Santa Rosa has 15,461 solar installations across 8 zip codes at a median installed cost of $4.65/W, installations down 13.0% over the trailing twelve months, and an installs-weighted Market Score of 43.
Active installations
15,461
Zip markets
8
Median cost
$4.65/W
12-mo growth
▼ 13.0%
Installers active
671
City Market Score
Good · installs-weighted across 8 zips
Best zip in Santa Rosa scores higher than 81% of U.S. zip markets.
Versus California
How Santa Rosa compares with the state
Installed cost
$0.39/W above
state median $4.26/W
Market score
43 vs 53
California scores 53
Share of state installs
0.68%
of 2.3M tracked statewide
Battery attach
14.0%
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: 885–1,081 installs (midpoint 983)
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
Santa Rosa by year
1,051 installs in the trailing twelve months vs 1,208 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Santa Rosa
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 2,344 | 230 | 6 | $4.63 |
| 2 | TESLA | 1,795 | 40 | 6 | $5.12 |
| 3 | NORTHERN PACIFIC POWER | 1,034 | 0 | 6 | $4.00 |
| 4 | SUNTEGRITY SOLAR | 478 | 24 | 6 | $3.98 |
| 5 | SUNPOWER | 445 | 31 | 6 | $5.69 |
| 6 | ROCKIN ROOFERS | 406 | 11 | 6 | $4.44 |
| 7 | FREEDOM FOREVER | 363 | 16 | 7 | $5.62 |
| 8 | SOLARCRAFT SERVICES | 272 | 7 | 6 | $5.29 |
| 9 | SOLAR WORKS | 271 | 9 | 6 | $6.47 |
| 10 | BRIGHT OPS | 260 | 77 | 6 | $4.78 |
| 11 | SYNERGY SOLAR | 246 | 0 | 6 | $4.51 |
| 12 | BETTER EARTH | 239 | 0 | 6 | $5.09 |
| 13 | PETERSENDEAN | 235 | 0 | 7 | $3.79 |
| 14 | CSS CONSTRUCTION | 214 | 0 | 2 | $3.89 |
| 15 | J J ELECTRIC | 185 | 0 | 6 | $3.75 |
| 16 | RGS ENERGY | 182 | 0 | 6 | $6.33 |
| 17 | SUMMIT ELECTRIC | 178 | 0 | 6 | $3.98 |
| 18 | CITADEL ROOFING AND SOLAR | 169 | 7 | 6 | $3.53 |
| 19 | PURE POWER SOLUTIONS | 152 | 4 | 6 | $3.55 |
| 20 | WESTCOAST SOLAR ENERGY | 151 | 1 | 6 | $4.54 |
| 21 | FIRST RESPONSE SOLAR | 150 | 9 | 6 | $3.74 |
| 22 | TAYLOR ENERGY SYSTEMS | 137 | 17 | 6 | $3.81 |
| 23 | SUNRISE SOLAR | 132 | 12 | 7 | $3.85 |
| 24 | NORTHERN PACIFIC POWER SYSTEMS | 115 | 87 | 6 | $5.45 |
| 25 | SEMPER SOLARIS | 113 | 12 | 6 | $5.03 |