Spring Valley, CA solar installation & market data
Updated March 6, 2026 By The SolarDNA Data Team
Spring Valley has 7,662 solar installations across 2 zip codes at a median installed cost of $4.37/W, installations down 36.6% over the trailing twelve months, and an installs-weighted Market Score of 40.
Active installations
7,662
Zip markets
2
Median cost
$4.37/W
12-mo growth
▼ 36.6%
Installers active
500
City Market Score
Good · installs-weighted across 2 zips
Best zip in Spring Valley scores higher than 65% of U.S. zip markets.
Versus California
How Spring Valley compares with the state
Installed cost
$0.11/W above
state median $4.26/W
Market score
40 vs 53
California scores 53
Share of state installs
0.34%
of 2.3M tracked statewide
Battery attach
6.6%
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: 176–238 installs (midpoint 207)
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
Spring Valley by year
243 installs in the trailing twelve months vs 383 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Spring Valley
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,715 | 83 | 2 | $4.76 |
| 2 | TESLA | 597 | 3 | 2 | $5.12 |
| 3 | SEMPER SOLARIS | 372 | 0 | 2 | $4.09 |
| 4 | BRIGHT PLANET SOLAR | 353 | 25 | 2 | $4.72 |
| 5 | SUNPOWER | 264 | 1 | 2 | $4.54 |
| 6 | BAKER ELECTRIC SOLAR | 248 | 0 | 2 | $4.19 |
| 7 | SWELL ENERGY | 207 | 0 | 1 | $3.04 |
| 8 | FREEDOM SOLAR POWER TX | 143 | 0 | 2 | $4.25 |
| 9 | SOLARTECH ENERGY SYSTEMS | 125 | 0 | 2 | $3.75 |
| 10 | STELLAR SOLAR | 114 | 3 | 2 | $4.09 |
| 11 | INFINITY ENERGY | 112 | 0 | 2 | $4.92 |
| 12 | SUNGEVITY | 95 | 0 | 2 | $4.06 |
| 13 | SUNSTREET ENERGY GROUP | 92 | 0 | 1 | $3.82 |
| 14 | SULLIVAN SOLAR POWER | 74 | 0 | 2 | $4.17 |
| 15 | ASI HEATING AIR | 67 | 0 | 2 | $3.60 |
| 16 | NEW POWER | 67 | 0 | 2 | $5.76 |
| 17 | ENERGY SERVICE PARTNERS | 61 | 0 | 2 | $4.16 |
| 18 | SUNLINE ENERGY | 61 | 2 | 2 | $3.93 |
| 19 | EXO ENERGY | 57 | 1 | 2 | $4.82 |
| 20 | PETERSENDEAN | 55 | 0 | 2 | $3.96 |
| 21 | SOLAR WEST | 51 | 0 | 2 | $5.48 |
| 22 | HOME ENERGY SYSTEMS | 48 | 0 | 2 | $4.04 |
| 23 | BLALOCK ELECTRIC | 45 | 1 | 2 | $3.46 |
| 24 | SOLCIUS | 45 | 0 | 2 | $1.52 |
| 25 | SOLAIRE ENERGY SYSTEMS | 44 | 0 | 2 | $5.94 |