San Diego, CA 92129 solar market data
Updated April 7, 2026 By The SolarDNA Data Team
San Diego 92129 has 7,704 solar installations at a median installed cost of $4.01/W, installations down 10.4% over the trailing twelve months, and a Market Score of 47 — higher than 76% of U.S. zip markets.
Versus California
How 92129 compares with the state
Installed cost
$0.25/W below
state median $4.26/W
Market score
47 vs 53
California scores 53
Share of state installs
0.34%
of 2.3M tracked statewide
Battery attach
6.0%
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: 293–359 installs (midpoint 326)
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
92129 by year
344 installs in the trailing twelve months vs 384 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 92129
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 857 | 21 | 5.15 | $4.39 |
| 2 | TESLA | 779 | 15 | 5.89 | $4.98 |
| 3 | SUNSTREET ENERGY GROUP | 545 | 0 | 2.87 | $3.80 |
| 4 | BAKER ELECTRIC SOLAR | 530 | 0 | 6.41 | $4.55 |
| 5 | SEMPER SOLARIS | 369 | 0 | 5.12 | $3.86 |
| 6 | SULLIVAN SOLAR POWER | 261 | 0 | 5.82 | $4.54 |
| 7 | SMART SOLAR OF SOUTHERN CALIFORNIA | 259 | 1 | 6.81 | $3.90 |
| 8 | SUNLINE ENERGY | 228 | 9 | 5.65 | $3.94 |
| 9 | STELLAR SOLAR | 227 | 5 | 5.81 | $4.19 |
| 10 | SOLARTECH ENERGY SYSTEMS | 186 | 0 | 5.54 | $3.77 |
| 11 | SUNPOWER | 118 | 0 | 4.89 | $4.60 |
| 12 | PALOMAR SOLAR | 114 | 0 | 7.42 | $3.77 |
Equipment
What gets installed in 92129
Share of systems with a recorded brand
Modules
LG ELECTRONICS19.1%
QCELLS NORTH AMERICA17.6%
SUNPOWER11.2%
SANYO ELECTRIC OF PANASONIC GROUP4.4%
KYOCERA SOLAR3.6%
Inverters
ENPHASE ENERGY40.7%
SOLAREDGE24.9%
SMA AMERICA6.8%
SUNPOWER6.1%
TESLA4.0%
Frequently asked
Quick answers about 92129
How many solar installations are there in 92129?
SolarDNA counts 7,704 active solar installations in San Diego 92129, 7,678 of them residential, with data through April 7, 2026.
How much does solar cost in 92129?
The median residential system in 92129 cost $4.01 per watt over the trailing twelve months, $0.25/W below the California median.
Is solar growing in 92129?
Installations in 92129 are down 10.4%: 344 in the trailing twelve months versus 384 before.
Who installs solar in 92129?
SUNRUN, TESLA, SUNSTREET ENERGY GROUP lead the 467 installers with systems in 92129. The full comp set is above.
Is 92129 a good market for solar sales?
92129 scores 47 out of 100 (Great, higher than 76% of U.S. zip markets).