Berkeley, CA 94705 solar market data
Updated April 28, 2026 By The SolarDNA Data Team
Berkeley 94705 has 1,130 solar installations at a median installed cost of $5.12/W, installations down 2.9% over the trailing twelve months, and a Market Score of 39 — higher than 32% of U.S. zip markets.
Versus California
How 94705 compares with the state
Installed cost
$0.86/W above
state median $4.26/W
Market score
39 vs 53
California scores 53
Share of state installs
0.05%
of 2.3M tracked statewide
Battery attach
10.9%
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: 59–72 installs (midpoint 65)
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
94705 by year
66 installs in the trailing twelve months vs 68 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94705
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 170 | 2 | 5.45 | $5.12 |
| 2 | SUNPOWER | 67 | 1 | 5.49 | $5.46 |
| 3 | A1 SUN | 65 | 8 | 4.95 | $5.38 |
| 4 | SUNGEVITY | 60 | 0 | 4.2 | $5.21 |
| 5 | SUNRUN | 45 | 1 | 6.05 | $4.42 |
| 6 | SUNLIGHT POWER | 44 | 0 | 7.61 | $8.30 |
| 7 | SUPER SOLAR | 34 | 2 | 4.42 | $4.66 |
| 8 | SOLAR TECHNOLOGIES | 30 | 4 | 5.38 | $4.60 |
| 9 | SAVE A LOT SOLAR | 27 | 0 | 4.79 | $3.71 |
| 10 | KOTA CONSTRUCTION | 24 | 1 | 6.11 | $5.25 |
| 11 | SEMPER SOLARIS | 22 | 2 | 4.87 | $4.32 |
| 12 | SUN FIRST | 20 | 0 | 5.31 | $5.20 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 94704 Berkeley | 1.2 km | 223 | $4.97 | 36 |
| 94618 Oakland | 1.8 km | 1,623 | $4.93 | 49 |
| 94703 Berkeley | 2.3 km | 1,050 | $4.67 | 42 |
| 94609 Oakland | 2.6 km | 795 | $4.50 | 41 |
| 94611 Oakland | 2.7 km | 3,149 | $4.82 | 50 |
| 94709 Berkeley | 2.7 km | 317 | $5.13 | 36 |
Same city
Other zips in Berkeley
Equipment
What gets installed in 94705
Share of systems with a recorded brand
Modules
SUNPOWER15.6%
LG ELECTRONICS11.5%
QCELLS NORTH AMERICA9.4%
REC GROUP7.4%
CSI SOLAR5.9%
Inverters
ENPHASE ENERGY35.2%
SOLAREDGE17.9%
SUNPOWER12.2%
SMA AMERICA9.8%
FRONIUS USA4.9%
Frequently asked
Quick answers about 94705
How many solar installations are there in 94705?
SolarDNA counts 1,130 active solar installations in Berkeley 94705, 1,123 of them residential, with data through April 28, 2026.
How much does solar cost in 94705?
The median residential system in 94705 cost $5.12 per watt over the trailing twelve months, $0.86/W above the California median.
Is solar growing in 94705?
Installations in 94705 are down 2.9%: 66 in the trailing twelve months versus 68 before.
Who installs solar in 94705?
TESLA, SUNPOWER, A1 SUN lead the 180 installers with systems in 94705. The full comp set is above.
Is 94705 a good market for solar sales?
94705 scores 39 out of 100 (Good, higher than 32% of U.S. zip markets).