Guerneville, CA solar installation & market data
Updated March 4, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Guerneville has 228 solar installations across 1 zip code at a median installed cost of $4.82/W, recent growth not yet measurable, and an installs-weighted Market Score of 37.
Active installations
228
Zip markets
1
Median cost
$4.82/W
12-mo growth
—
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in Guerneville scores higher than 17% of U.S. zip markets.
Versus California
How Guerneville compares with the state
Installed cost
$0.56/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
13.2%
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
Guerneville by year
14 installs in the trailing twelve months vs 16 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Guerneville
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 34 | 1 | 1 | $5.12 |
| 2 | SOLAR WORKS | 22 | 2 | 1 | $6.92 |
| 3 | SUNRUN | 22 | 2 | 1 | $4.15 |
| 4 | NORTHERN PACIFIC POWER | 10 | 0 | 1 | $3.97 |
| 5 | J J ELECTRIC | 9 | 0 | 1 | $5.59 |
| 6 | ROCKIN ROOFERS | 8 | 1 | 1 | $4.26 |
| 7 | MICHAEL AND SUN SOLAR | 8 | 0 | 1 | $4.23 |
| 8 | MOORE SOLAR | 7 | 0 | 1 | $3.87 |
| 9 | A1 SOLAR POWER | 4 | 0 | 1 | $6.91 |
| 10 | NORTH BAY SOLAR ELECTRIC | 4 | 0 | 1 | $7.40 |
| 11 | PETERSENDEAN | 4 | 0 | 1 | $3.66 |
| 12 | RGS ENERGY | 4 | 0 | 1 | $6.23 |
Zip markets
Zips in Guerneville
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 95446 | 228 | $4.82 | 37 D |