Stevenson Ranch, CA solar installation & market data
Updated May 12, 2026 By The SolarDNA Data Team
Stevenson Ranch has 3,298 solar installations across 1 zip code at a median installed cost of $4.01/W, installations down 34.2% over the trailing twelve months, and an installs-weighted Market Score of 41.
Active installations
3,298
Zip markets
1
Median cost
$4.01/W
12-mo growth
▼ 34.2%
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Stevenson Ranch scores higher than 38% of U.S. zip markets.
Versus California
How Stevenson Ranch compares with the state
Installed cost
$0.26/W below
state median $4.26/W
Market score
41 vs 53
California scores 53
Share of state installs
0.15%
of 2.3M tracked statewide
Battery attach
13.1%
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
Next-12-month outlook: 196–265 installs (midpoint 230)
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
Stevenson Ranch by year
271 installs in the trailing twelve months vs 412 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Stevenson Ranch
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNNOVA ENERGY | 902 | 0 | 1 | $3.80 |
| 2 | SUNPOWER | 458 | 26 | 1 | $4.25 |
| 3 | SUNRUN | 300 | 59 | 1 | $3.52 |
| 4 | TESLA | 297 | 19 | 1 | $4.26 |
| 5 | GREEN CONVERGENCE | 148 | 9 | 1 | $5.31 |
| 6 | VERENGO | 98 | 0 | 1 | $5.15 |
| 7 | G A F ENERGY | 76 | 59 | 1 | $6.26 |
| 8 | SUNNOVA ENERGY CORPORATION | 59 | 11 | 1 | — |
| 9 | REC SOLAR COMMERCIAL | 49 | 0 | 1 | $5.29 |
| 10 | COMPLETE SOLAR | 34 | 31 | 1 | $4.25 |
| 11 | SOLAR OPTIMUM DESIGN ELECTRIC | 34 | 0 | 1 | $2.70 |
| 12 | LA SOLAR GROUP | 32 | 0 | 1 | $3.46 |
Zip markets
Zips in Stevenson Ranch
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 91381 | 3,298 | $4.01 | 41 C |