Greenbrae, CA 94904 solar market data
Updated April 29, 2026 By The SolarDNA Data Team
Greenbrae 94904 has 974 solar installations at a median installed cost of $5.10/W, installations up 53.4% over the trailing twelve months, and a Market Score of 52 — higher than 94% of U.S. zip markets.
Zip Market Score
Excellent · higher than 94% of zips
Versus California
How 94904 compares with the state
Installed cost
$0.83/W above
state median $4.26/W
Market score
52 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
20.4%
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: 87–117 installs (midpoint 102)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
94904 by year
89 installs in the trailing twelve months vs 58 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94904
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 194 | 11 | 8.8 | $4.79 |
| 2 | SOLARCRAFT SERVICES | 72 | 11 | 7.93 | $5.42 |
| 3 | SUNRUN | 52 | 6 | 8.1 | $5.00 |
| 4 | SUN FIRST | 47 | 1 | 7.82 | $5.49 |
| 5 | SPG SOLAR | 39 | 0 | 5.23 | $7.74 |
| 6 | PAC SOLAR | 38 | 0 | 8.01 | $3.39 |
| 7 | SUNPOWER | 36 | 1 | 41.63 | $4.99 |
| 8 | SEMPER SOLARIS | 33 | 2 | 7.89 | $5.19 |
| 9 | ROCKIN ROOFERS | 21 | 3 | 8.51 | $4.55 |
| 10 | RGS ENERGY | 21 | 0 | 8.11 | $7.76 |
| 11 | NEXUS ENERGY SYSTEMS | 20 | 1 | 8.58 | $5.56 |
| 12 | SOLARCRAFT | 18 | 0 | 14.14 | $3.97 |
Equipment
What gets installed in 94904
Share of systems with a recorded brand
Modules
SUNPOWER15.5%
QCELLS NORTH AMERICA13.1%
LG ELECTRONICS8.1%
TESLA8.0%
SILFAB SOLAR7.6%
Inverters
ENPHASE ENERGY33.8%
SOLAREDGE16.4%
SUNPOWER13.0%
TESLA11.8%
SMA AMERICA8.2%
Frequently asked
Quick answers about 94904
How many solar installations are there in 94904?
SolarDNA counts 974 active solar installations in Greenbrae 94904, 957 of them residential, with data through April 29, 2026.
How much does solar cost in 94904?
The median residential system in 94904 cost $5.10 per watt over the trailing twelve months, $0.83/W above the California median.
Is solar growing in 94904?
Installations in 94904 are up 53.4%: 89 in the trailing twelve months versus 58 before.
Who installs solar in 94904?
TESLA, SOLARCRAFT SERVICES, SUNRUN lead the 157 installers with systems in 94904. The full comp set is above.
Is 94904 a good market for solar sales?
94904 scores 52 out of 100 (Excellent, higher than 94% of U.S. zip markets).