King City, CA 93930 solar market data
Updated May 8, 2026 By The SolarDNA Data Team
King City 93930 has 1,064 solar installations at a median installed cost of $4.91/W, installations down 27.1% over the trailing twelve months, and a Market Score of 34 — higher than 12% of U.S. zip markets.
Versus California
How 93930 compares with the state
Installed cost
$0.64/W above
state median $4.26/W
Market score
34 vs 53
California scores 53
Share of state installs
0.05%
of 2.3M tracked statewide
Battery attach
8.6%
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: 70–92 installs (midpoint 81)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±14% band. Not a forecast of permits or policy.
Growth & pricing
93930 by year
94 installs in the trailing twelve months vs 129 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 93930
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 227 | 21 | 4.71 | $4.97 |
| 2 | TESLA | 213 | 1 | 4.19 | $5.12 |
| 3 | SUNPOWER | 95 | 2 | 3.3 | $4.25 |
| 4 | CITADEL ROOFING AND SOLAR | 35 | 30 | 3.16 | $2.65 |
| 5 | COMPLETE SOLAR | 34 | 22 | 3.23 | $4.58 |
| 6 | SOLGEN ELECTRIC | 33 | 0 | 5.28 | $6.57 |
| 7 | BRIGHT OPS | 18 | 4 | 4.7 | $4.95 |
| 8 | SOLCIUS | 18 | 0 | 5.69 | $6.63 |
| 9 | FREEDOM FOREVER | 15 | 1 | 4.79 | $5.67 |
| 10 | CALIFORNIA SOLAR SYSTEMS | 14 | 0 | 5.04 | $4.30 |
| 11 | ESP CONTRACTING | 14 | 0 | 5.02 | $4.30 |
| 12 | ARISE SOLAR | 11 | 0 | 32.05 | $4.60 |
Equipment
What gets installed in 93930
Share of systems with a recorded brand
Modules
REC SOLAR15.7%
QCELLS NORTH AMERICA10.9%
JA SOLAR10.6%
SUNPOWER8.0%
TRINA SOLAR7.5%
Inverters
ENPHASE ENERGY31.6%
SOLAREDGE26.9%
ABB9.6%
SUNPOWER6.7%
FRONIUS USA6.3%
Frequently asked
Quick answers about 93930
How many solar installations are there in 93930?
SolarDNA counts 1,064 active solar installations in King City 93930, 1,028 of them residential, with data through May 8, 2026.
How much does solar cost in 93930?
The median residential system in 93930 cost $4.91 per watt over the trailing twelve months, $0.64/W above the California median.
Is solar growing in 93930?
Installations in 93930 are down 27.1%: 94 in the trailing twelve months versus 129 before.
Who installs solar in 93930?
SUNRUN, TESLA, SUNPOWER lead the 106 installers with systems in 93930. The full comp set is above.
Is 93930 a good market for solar sales?
93930 scores 34 out of 100 (Fair, higher than 12% of U.S. zip markets).