Berkeley, CA 94702 solar market data
Updated April 28, 2026 By The SolarDNA Data Team
Berkeley 94702 has 1,047 solar installations at a median installed cost of $4.71/W, installations up 23.5% over the trailing twelve months, and a Market Score of 47 — higher than 77% of U.S. zip markets.
Versus California
How 94702 compares with the state
Installed cost
$0.44/W above
state median $4.26/W
Market score
47 vs 53
California scores 53
Share of state installs
0.05%
of 2.3M tracked statewide
Battery attach
7.5%
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: 62–78 installs (midpoint 70)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±12% band. Not a forecast of permits or policy.
Growth & pricing
94702 by year
63 installs in the trailing twelve months vs 51 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94702
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 79 | 1 | 4.29 | $5.12 |
| 2 | SUNRUN | 74 | 2 | 4.02 | $4.35 |
| 3 | A1 SUN | 72 | 7 | 4.44 | $4.79 |
| 4 | KOTA CONSTRUCTION | 67 | 0 | 4.98 | $5.21 |
| 5 | SUNPOWER | 62 | 2 | 5.21 | $4.82 |
| 6 | SUNGEVITY | 45 | 0 | 3.13 | $4.61 |
| 7 | SUNLIGHT POWER | 43 | 0 | 7.52 | $7.92 |
| 8 | SOLAR TECHNOLOGIES | 26 | 3 | 3.81 | $4.29 |
| 9 | SKYTECH SOLAR | 19 | 0 | 4.38 | $3.60 |
| 10 | NRG CLEAN ENERGY | 16 | 0 | 4.44 | $4.28 |
| 11 | SAVE A LOT SOLAR | 16 | 0 | 3.45 | $4.03 |
| 12 | SUNWORK RENEWABLE ENERGY | 16 | 0 | 6.33 | $2.69 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 94703 Berkeley | 0.9 km | 1,050 | $4.67 | 42 |
| 94710 Berkeley | 1.0 km | 427 | $4.72 | 38 |
| 94701 Berkeley | 1.2 km | 11 | $7.72 | 28 |
| 94709 Berkeley | 2.2 km | 317 | $5.13 | 36 |
| 94704 Berkeley | 2.5 km | 223 | $4.97 | 36 |
| 94706 Albany | 2.9 km | 1,014 | $4.87 | 44 |
Same city
Other zips in Berkeley
Equipment
What gets installed in 94702
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA16.2%
SUNPOWER13.2%
REC GROUP9.4%
LG ELECTRONICS7.7%
CSI SOLAR5.2%
Inverters
ENPHASE ENERGY40.0%
SOLAREDGE19.5%
SUNPOWER10.3%
SMA AMERICA10.2%
ABB3.9%
Frequently asked
Quick answers about 94702
How many solar installations are there in 94702?
SolarDNA counts 1,047 active solar installations in Berkeley 94702, 1,034 of them residential, with data through April 28, 2026.
How much does solar cost in 94702?
The median residential system in 94702 cost $4.71 per watt over the trailing twelve months, $0.44/W above the California median.
Is solar growing in 94702?
Installations in 94702 are up 23.5%: 63 in the trailing twelve months versus 51 before.
Who installs solar in 94702?
TESLA, SUNRUN, A1 SUN lead the 172 installers with systems in 94702. The full comp set is above.
Is 94702 a good market for solar sales?
94702 scores 47 out of 100 (Great, higher than 77% of U.S. zip markets).