Vallejo, CA 94590 solar market data
Updated April 13, 2026 By The SolarDNA Data Team
Vallejo 94590 has 1,190 solar installations at a median installed cost of $5.03/W, installations up 25.3% over the trailing twelve months, and a Market Score of 47 — higher than 76% of U.S. zip markets.
Versus California
How 94590 compares with the state
Installed cost
$0.76/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
15.4%
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: 112–144 installs (midpoint 128)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±13% band. Not a forecast of permits or policy.
Growth & pricing
94590 by year
114 installs in the trailing twelve months vs 91 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94590
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 148 | 2 | 4.36 | $5.12 |
| 2 | SUNRUN | 146 | 24 | 7.43 | $4.44 |
| 3 | BRIGHT OPS | 79 | 29 | 5.26 | $5.59 |
| 4 | V3 ELECTRIC | 47 | 3 | 4.68 | $4.37 |
| 5 | FREEDOM FOREVER | 45 | 1 | 5.06 | $5.50 |
| 6 | AMBROSE SOLAR | 34 | 7 | 7.82 | $5.05 |
| 7 | SUNPOWER | 32 | 0 | 22.45 | $5.18 |
| 8 | BETTER EARTH | 30 | 0 | 5.31 | $5.33 |
| 9 | NORTH VALLEY | 23 | 8 | 5.73 | $6.12 |
| 10 | FIDELITY HOME ENERGY | 23 | 0 | 4.18 | $6.35 |
| 11 | SEMPER SOLARIS | 19 | 3 | 5.5 | $4.20 |
| 12 | PETERSENDEAN | 19 | 0 | 5.05 | $3.88 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 94591 Vallejo | 3.2 km | 3,769 | $4.68 | 48 |
| 94525 Crockett | 6.5 km | 205 | $5.12 | 35 |
| 94589 Vallejo | 6.6 km | 1,463 | $5.10 | 41 |
| 94503 American Canyon | 6.9 km | 1,946 | $4.34 | 45 |
| 94572 Rodeo | 8.3 km | 474 | $5.04 | 37 |
| 94569 Port Costa | 8.5 km | 18 | $5.12 | 34 |
Same city
Other zips in Vallejo
Equipment
What gets installed in 94590
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA22.1%
CSI SOLAR7.4%
REC SOLAR7.4%
LONGI GREEN ENERGY TECHNOLOGY6.6%
JA SOLAR6.5%
Inverters
SOLAREDGE39.3%
ENPHASE ENERGY29.5%
TESLA6.6%
FRONIUS USA4.8%
ABB4.5%
Frequently asked
Quick answers about 94590
How many solar installations are there in 94590?
SolarDNA counts 1,190 active solar installations in Vallejo 94590, 1,150 of them residential, with data through April 13, 2026.
How much does solar cost in 94590?
The median residential system in 94590 cost $5.03 per watt over the trailing twelve months, $0.76/W above the California median.
Is solar growing in 94590?
Installations in 94590 are up 25.3%: 114 in the trailing twelve months versus 91 before.
Who installs solar in 94590?
TESLA, SUNRUN, BRIGHT OPS lead the 213 installers with systems in 94590. The full comp set is above.
Is 94590 a good market for solar sales?
94590 scores 47 out of 100 (Great, higher than 76% of U.S. zip markets).