Volcano, CA solar installation & market data
Updated February 10, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Volcano has 143 solar installations across 1 zip code at a median installed cost of $4.64/W, recent growth not yet measurable, and an installs-weighted Market Score of 37.
Active installations
143
Zip markets
1
Median cost
$4.64/W
12-mo growth
—
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in Volcano scores higher than 18% of U.S. zip markets.
Versus California
How Volcano compares with the state
Installed cost
$0.38/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
18.2%
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
Volcano by year
9 installs in the trailing twelve months vs 14 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Volcano
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | V3 ELECTRIC | 18 | 1 | 1 | $5.10 |
| 2 | TESLA | 11 | 0 | 1 | $5.12 |
| 3 | HOOKED ON SOLAR | 10 | 0 | 1 | $4.54 |
| 4 | SUNRUN | 8 | 3 | 1 | $2.06 |
| 5 | SUNNYCAL SOLAR | 8 | 0 | 1 | $3.74 |
| 6 | I LOVE MY SOLAR | 5 | 1 | 1 | $3.25 |
| 7 | FREEDOM FOREVER | 4 | 0 | 1 | $4.98 |
| 8 | GOLD RUSH ENERGY SOLUTIONS | 4 | 0 | 1 | $3.96 |
| 9 | SUNWORKS | 4 | 0 | 1 | $4.29 |
| 10 | CAL SUN CONSTRUCTION | 3 | 0 | 1 | $7.18 |
| 11 | DOLLENS ELECTRIC | 3 | 0 | 1 | $7.95 |
| 12 | GILMORE HEATING AND AIR | 3 | 0 | 1 | $3.90 |
Zip markets
Zips in Volcano
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 95689 | 143 | $4.64 | 37 D |