Vista, CA solar installation & market data
Updated May 19, 2026 By The SolarDNA Data Team
Vista has 11,151 solar installations across 4 zip codes at a median installed cost of $4.23/W, installations down 8.7% over the trailing twelve months, and an installs-weighted Market Score of 47.
Active installations
11,151
Zip markets
4
Median cost
$4.23/W
12-mo growth
▼ 8.7%
Installers active
700
City Market Score
Great · installs-weighted across 4 zips
Best zip in Vista scores higher than 95% of U.S. zip markets.
Versus California
How Vista compares with the state
Installed cost
$0.04/W below
state median $4.26/W
Market score
47 vs 53
California scores 53
Share of state installs
0.49%
of 2.3M tracked statewide
Battery attach
5.8%
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: 426–520 installs (midpoint 473)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
Vista by year
495 installs in the trailing twelve months vs 542 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Vista
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 1,882 | 132 | 3 | $4.63 |
| 2 | BAKER ELECTRIC SOLAR | 763 | 0 | 3 | $4.12 |
| 3 | TESLA | 762 | 14 | 3 | $5.12 |
| 4 | SEMPER SOLARIS | 451 | 0 | 3 | $4.07 |
| 5 | BRIGHT PLANET SOLAR | 322 | 19 | 3 | $4.72 |
| 6 | STELLAR SOLAR | 300 | 15 | 3 | $3.90 |
| 7 | SUNPOWER | 263 | 0 | 3 | $4.47 |
| 8 | SUNSTREET ENERGY GROUP | 196 | 0 | 3 | $3.80 |
| 9 | FREEDOM SOLAR POWER TX | 178 | 0 | 3 | $4.35 |
| 10 | SUNGEVITY | 177 | 0 | 3 | $4.20 |
| 11 | COMPLETE SOLAR | 163 | 0 | 3 | $4.32 |
| 12 | INFINITY ENERGY | 134 | 0 | 3 | $4.75 |
| 13 | KOTA CONSTRUCTION | 132 | 0 | 3 | $5.40 |
| 14 | SULLIVAN SOLAR POWER | 130 | 0 | 3 | $4.39 |
| 15 | COSMIC SOLAR | 111 | 7 | 3 | $3.66 |
| 16 | PALOMAR SOLAR | 108 | 1 | 3 | $3.51 |
| 17 | SMART ENERGY USA | 97 | 0 | 3 | $4.83 |
| 18 | SUNLINE ENERGY | 93 | 5 | 3 | $3.73 |
| 19 | SOLARTECH ENERGY SYSTEMS | 88 | 0 | 3 | $3.85 |
| 20 | SOLARE ENERGY | 81 | 0 | 3 | $4.32 |
| 21 | SUNFUSION SOLAR | 73 | 0 | 3 | $3.44 |
| 22 | EXO ENERGY | 71 | 1 | 3 | $4.79 |
| 23 | SWELL ENERGY | 64 | 0 | 3 | $2.98 |
| 24 | PETERSENDEAN | 61 | 0 | 3 | $3.98 |
| 25 | BLALOCK ELECTRIC | 61 | 4 | 3 | $3.75 |