Costa Mesa, CA solar installation & market data
Updated May 12, 2026 By The SolarDNA Data Team
Costa Mesa has 3,121 solar installations across 3 zip codes at a median installed cost of $4.30/W, installations up 56.9% over the trailing twelve months, and an installs-weighted Market Score of 59.
Active installations
3,121
Zip markets
3
Median cost
$4.30/W
12-mo growth
▲ 56.9%
Installers active
458
City Market Score
Excellent · installs-weighted across 3 zips
Best zip in Costa Mesa scores higher than 99% of U.S. zip markets.
Versus California
How Costa Mesa compares with the state
Installed cost
$0.03/W above
state median $4.26/W
Market score
59 vs 53
California scores 53
Share of state installs
0.14%
of 2.3M tracked statewide
Battery attach
18.9%
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: 235–317 installs (midpoint 276)
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
Costa Mesa by year
240 installs in the trailing twelve months vs 153 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Costa Mesa
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 547 | 81 | 2 | $4.35 |
| 2 | TESLA | 435 | 11 | 2 | $5.12 |
| 3 | SUNPOWER | 156 | 0 | 2 | $4.34 |
| 4 | FREEDOM FOREVER | 96 | 11 | 2 | $4.47 |
| 5 | ORANGE COUNTY CONTRACTING SERVICES | 57 | 16 | 2 | $3.55 |
| 6 | SEMPER SOLARIS | 45 | 1 | 2 | $4.08 |
| 7 | BETTER EARTH | 43 | 0 | 2 | $5.08 |
| 8 | VERENGO | 34 | 0 | 2 | $4.80 |
| 9 | BRIGHT OPS | 34 | 5 | 2 | $4.13 |
| 10 | PEAK POWER SOLUTIONS | 32 | 3 | 2 | $5.20 |
| 11 | VASCO SOLAR | 31 | 4 | 2 | $3.62 |
| 12 | SUNGEVITY | 30 | 0 | 2 | $3.70 |
| 13 | SULLIVAN SOLAR POWER | 29 | 0 | 2 | $4.58 |
| 14 | ENLIGHTENED ENERGY | 28 | 0 | 2 | $2.99 |
| 15 | PETERSENDEAN | 27 | 0 | 2 | $3.99 |
| 16 | SOLAR OPTIMUM DESIGN ELECTRIC | 26 | 0 | 2 | $2.81 |
| 17 | INFINITY ELECTRIC | 23 | 0 | 2 | $3.20 |
| 18 | SWSS ELECTRIC | 22 | 2 | 2 | $2.68 |
| 19 | ABUNDANT ENERGY CONSTRUCTION | 22 | 0 | 2 | $6.22 |
| 20 | SOLARMAX | 21 | 0 | 2 | $3.31 |
| 21 | POWUR | 21 | 0 | 2 | $4.32 |
| 22 | BORREGO SOLAR | 21 | 0 | 2 | $4.12 |
| 23 | SOLCIUS | 20 | 0 | 2 | $3.74 |
| 24 | PRECIS SOLAR | 19 | 0 | 2 | $4.12 |
| 25 | STELLAR SOLAR | 18 | 0 | 2 | $2.40 |