San Jose, CA 95139 solar market data
Updated February 4, 2026 By The SolarDNA Data Team
San Jose 95139 has 576 solar installations at a median installed cost of $4.44/W, recent growth not yet measurable, and a Market Score of 40 — higher than 36% of U.S. zip markets.
Versus California
How 95139 compares with the state
Installed cost
$0.17/W above
state median $4.26/W
Market score
40 vs 53
California scores 53
Share of state installs
0.03%
of 2.3M tracked statewide
Battery attach
10.1%
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
Growth & pricing
95139 by year
37 installs in the trailing twelve months vs 33 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 95139
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 127 | 7 | 6.08 | $4.36 |
| 2 | TESLA | 87 | 4 | 7.45 | $4.93 |
| 3 | SUNPOWER | 24 | 0 | 5.72 | $4.95 |
| 4 | FUTURE ENERGY SAVERS | 18 | 0 | 4.41 | $6.27 |
| 5 | PETERSENDEAN | 18 | 0 | 5.7 | $3.78 |
| 6 | FREEDOM FOREVER | 12 | 2 | 6.15 | $5.55 |
| 7 | QUALITY FIRST HOME IMPROVEMENT | 12 | 1 | 3.96 | $6.91 |
| 8 | CLEAN SOLAR | 12 | 0 | 6.03 | $4.48 |
| 9 | BRIGHT OPS | 10 | 1 | 8.23 | $3.92 |
| 10 | COMPLETE SOLAR | 10 | 0 | 6.16 | $6.36 |
| 11 | SEMPER SOLARIS | 10 | 0 | 5.98 | $4.18 |
| 12 | SOLAR TECHNOLOGIES | 10 | 0 | 5.54 | $4.27 |
Equipment
What gets installed in 95139
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA17.2%
SUNPOWER10.3%
LG ELECTRONICS8.5%
CSI SOLAR6.5%
REC SOLAR5.7%
Inverters
ENPHASE ENERGY33.1%
SOLAREDGE29.2%
SUNPOWER7.6%
TESLA7.6%
POWER-ONE6.1%
Frequently asked
Quick answers about 95139
How many solar installations are there in 95139?
SolarDNA counts 576 active solar installations in San Jose 95139, 575 of them residential, with data through February 4, 2026.
How much does solar cost in 95139?
The median residential system in 95139 cost $4.44 per watt over the trailing twelve months, $0.17/W above the California median.
Is solar growing in 95139?
Recent growth cannot be measured yet for 95139: too few recent installs (data runs through February 4, 2026).
Who installs solar in 95139?
SUNRUN, TESLA, SUNPOWER lead the 126 installers with systems in 95139. The full comp set is above.
Is 95139 a good market for solar sales?
95139 scores 40 out of 100 (Good, higher than 36% of U.S. zip markets).