Chula Vista, CA 91913 solar market data
Updated April 9, 2026 By The SolarDNA Data Team
Chula Vista 91913 has 7,503 solar installations at a median installed cost of $4.28/W, installations down 46.1% over the trailing twelve months, and a Market Score of 37 — higher than 17% of U.S. zip markets.
Versus California
How 91913 compares with the state
Installed cost
$0.02/W above
state median $4.26/W
Market score
37 vs 53
California scores 53
Share of state installs
0.33%
of 2.3M tracked statewide
Battery attach
7.9%
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: 224–304 installs (midpoint 264)
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
91913 by year
311 installs in the trailing twelve months vs 577 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 91913
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,484 | 65 | 5.18 | $4.38 |
| 2 | TESLA | 1,074 | 12 | 5.54 | $5.12 |
| 3 | SUNPOWER | 700 | 51 | 9.68 | $4.50 |
| 4 | SUNSTREET ENERGY GROUP | 479 | 0 | 3.3 | $3.81 |
| 5 | SEMPER SOLARIS | 444 | 0 | 5.25 | $4.00 |
| 6 | BRIGHT PLANET SOLAR | 251 | 13 | 5 | $4.61 |
| 7 | SOLARTECH ENERGY SYSTEMS | 175 | 0 | 6.03 | $3.94 |
| 8 | BAKER ELECTRIC SOLAR | 161 | 0 | 6.08 | $4.35 |
| 9 | INFINITY ENERGY | 138 | 1 | 5.39 | $5.05 |
| 10 | FREEDOM SOLAR POWER TX | 111 | 0 | 5.23 | $4.36 |
| 11 | SUNLINE ENERGY | 100 | 5 | 5.07 | $3.46 |
| 12 | STELLAR SOLAR | 90 | 3 | 5.77 | $4.14 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 91914 Chula Vista | 2.0 km | 2,730 | $4.21 | 51 |
| 91902 Bonita | 3.9 km | 2,810 | $4.22 | 44 |
| 91915 Chula Vista | 4.7 km | 3,565 | $4.21 | 42 |
| 92139 San Diego | 6.7 km | 3,057 | $4.56 | 43 |
| 91910 Chula Vista | 7.9 km | 5,260 | $4.45 | 52 |
| 91977 Spring Valley | 8.2 km | 6,527 | $4.40 | 39 |
Same city
Other zips in Chula Vista
Equipment
What gets installed in 91913
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA23.9%
SUNPOWER14.0%
LG ELECTRONICS8.8%
KYOCERA SOLAR6.5%
LONGI GREEN ENERGY TECHNOLOGY5.1%
Inverters
SOLAREDGE32.0%
ENPHASE ENERGY31.1%
SUNPOWER10.1%
ABB6.0%
SMA AMERICA3.0%
Frequently asked
Quick answers about 91913
How many solar installations are there in 91913?
SolarDNA counts 7,503 active solar installations in Chula Vista 91913, 7,471 of them residential, with data through April 9, 2026.
How much does solar cost in 91913?
The median residential system in 91913 cost $4.28 per watt over the trailing twelve months, $0.02/W above the California median.
Is solar growing in 91913?
Installations in 91913 are down 46.1%: 311 in the trailing twelve months versus 577 before.
Who installs solar in 91913?
SUNRUN, TESLA, SUNPOWER lead the 342 installers with systems in 91913. The full comp set is above.
Is 91913 a good market for solar sales?
91913 scores 37 out of 100 (Fair, higher than 17% of U.S. zip markets).