Berkeley, CA solar installation & market data
Updated May 12, 2026 By The SolarDNA Data Team
Berkeley has 7,172 solar installations across 10 zip codes at a median installed cost of $4.96/W, installations up 22.0% over the trailing twelve months, and an installs-weighted Market Score of 46.
Active installations
7,172
Zip markets
10
Median cost
$4.96/W
12-mo growth
▲ 22.0%
Installers active
470
City Market Score
Great · installs-weighted across 10 zips
Best zip in Berkeley scores higher than 97% of U.S. zip markets.
Versus California
How Berkeley compares with the state
Installed cost
$0.70/W above
state median $4.26/W
Market score
46 vs 53
California scores 53
Share of state installs
0.32%
of 2.3M tracked statewide
Battery attach
12.1%
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: 459–573 installs (midpoint 516)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±11% band. Not a forecast of permits or policy.
Growth & pricing
Berkeley by year
465 installs in the trailing twelve months vs 381 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Berkeley
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 732 | 9 | 9 | $5.14 |
| 2 | A1 SUN | 576 | 49 | 8 | $4.95 |
| 3 | SUNPOWER | 442 | 6 | 9 | $5.48 |
| 4 | SUNRUN | 363 | 23 | 8 | $4.38 |
| 5 | SUNGEVITY | 298 | 0 | 8 | $5.55 |
| 6 | SUNLIGHT POWER | 263 | 0 | 9 | $7.62 |
| 7 | KOTA CONSTRUCTION | 220 | 1 | 8 | $5.04 |
| 8 | SOLAR TECHNOLOGIES | 205 | 19 | 8 | $4.64 |
| 9 | SEMPER SOLARIS | 138 | 6 | 7 | $4.60 |
| 10 | SAVE A LOT SOLAR | 133 | 5 | 8 | $4.01 |
| 11 | SUPER SOLAR | 131 | 5 | 8 | $4.37 |
| 12 | ALBION POWER COMPANY | 119 | 11 | 8 | $5.44 |
| 13 | HIGH DEFINITION SOLAR | 83 | 0 | 8 | $7.62 |
| 14 | ROCKIN ROOFERS | 83 | 8 | 7 | $4.53 |
| 15 | SUNWORK RENEWABLE ENERGY | 79 | 0 | 7 | $2.63 |
| 16 | YOUR ENERGY SOLUTIONS | 79 | 8 | 7 | $4.13 |
| 17 | NRG CLEAN ENERGY | 76 | 0 | 8 | $3.86 |
| 18 | HOOKED ON SOLAR | 76 | 5 | 8 | $4.44 |
| 19 | BORREGO SOLAR | 72 | 0 | 8 | $7.64 |
| 20 | KINGDOM SOLAR | 69 | 5 | 7 | $3.87 |
| 21 | ALLY ELECTRIC AND SOLAR | 68 | 1 | 8 | $4.91 |
| 22 | PETERSENDEAN | 65 | 0 | 8 | $4.36 |
| 23 | SUN FIRST | 65 | 1 | 7 | $5.32 |
| 24 | SKYTECH SOLAR | 63 | 0 | 8 | $3.59 |
| 25 | LUMINALT ENERGY | 62 | 0 | 8 | $6.24 |