King City, CA solar installation & market data
Updated May 8, 2026 By The SolarDNA Data Team
King City has 1,064 solar installations across 1 zip code at a median installed cost of $4.91/W, installations down 27.1% over the trailing twelve months, and an installs-weighted Market Score of 34.
Active installations
1,064
Zip markets
1
Median cost
$4.91/W
12-mo growth
▼ 27.1%
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in King City scores higher than 12% of U.S. zip markets.
Versus California
How King City 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
King City 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 King City
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 227 | 21 | 1 | $4.97 |
| 2 | TESLA | 213 | 1 | 1 | $5.12 |
| 3 | SUNPOWER | 95 | 2 | 1 | $4.25 |
| 4 | CITADEL ROOFING AND SOLAR | 35 | 30 | 1 | $2.65 |
| 5 | COMPLETE SOLAR | 34 | 22 | 1 | $4.58 |
| 6 | SOLGEN ELECTRIC | 33 | 0 | 1 | $6.57 |
| 7 | BRIGHT OPS | 18 | 4 | 1 | $4.95 |
| 8 | SOLCIUS | 18 | 0 | 1 | $6.63 |
| 9 | FREEDOM FOREVER | 15 | 1 | 1 | $5.67 |
| 10 | CALIFORNIA SOLAR SYSTEMS | 14 | 0 | 1 | $4.30 |
| 11 | ESP CONTRACTING | 14 | 0 | 1 | $4.30 |
| 12 | ARISE SOLAR | 11 | 0 | 1 | $4.60 |
Zip markets
Zips in King City
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 93930 | 1,064 | $4.91 | 34 D |