Imperial County, CA solar installation & market data
Updated March 30, 2026 By The SolarDNA Data Team
Imperial County has 754 solar installations across 17 zip codes at a median installed cost of $4.04/W, installations up 415.9% over the trailing twelve months, and an installs-weighted Market Score of 40.
Active installations
754
Zip markets
17
Median cost
$4.04/W
12-mo growth
▲ 415.9%
Installers active
88
County Market Score
Good · installs-weighted across 17 zips
Best zip in Imperial County scores higher than 82% of U.S. zip markets.
Versus California
How Imperial County compares with the state
Installed cost
$0.22/W below
state median $4.26/W
Market score
40 vs 53
California scores 53
Share of state installs
0.03%
of 2.3M tracked statewide
Battery attach
0.8%
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: 318–430 installs (midpoint 374)
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
Imperial County by year
325 installs in the trailing twelve months vs 63 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Imperial County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNGEVITY | 274 | 0 | 11 | $3.97 |
| 2 | SMART ENERGY USA | 202 | 0 | 10 | $3.92 |
| 3 | EQUISOLAR | 81 | 0 | 9 | $6.21 |
| 4 | YUMA SOLAR | 21 | 0 | 5 | $3.17 |
| 5 | JK SOLAR | 14 | 0 | 5 | $3.98 |
| 6 | GREEN SOLAR TECHNOLOGIES | 12 | 0 | 4 | $5.24 |
| 7 | TESLA | 11 | 0 | 4 | $5.11 |
| 8 | QUALITY SOLAR SOLUTIONS | 10 | 0 | 1 | $4.64 |
| 9 | TOM WATSON | 9 | 0 | 2 | $2.33 |
| 10 | LGCY POWER | 6 | 6 | 1 | $2.50 |
| 11 | SUNORA | 4 | 0 | 2 | $3.19 |
| 12 | WEST COAST SOLAR SOCAL | 4 | 0 | 1 | $6.21 |
| 13 | SOORYA UNLIMITED | 3 | 0 | 1 | $5.00 |
| 14 | BRIGHT OPS | 3 | 0 | 3 | $4.48 |
| 15 | SPG SOLAR | 3 | 0 | 2 | $7.58 |
| 16 | GRID ALTERNATIVES | 3 | 0 | 2 | $3.70 |
| 17 | GREEN HOME TECHNOLOGIES | 3 | 0 | 3 | $5.41 |
| 18 | INDEPENDENT SOLAR DEVELOPERS | 3 | 0 | 2 | $2.32 |
| 19 | ZING SOLAR | 3 | 0 | 3 | $3.81 |
| 20 | RUDY SCHAFFNER | 2 | 0 | 1 | $6.00 |
| 21 | COLLINS ELECTRIC | 2 | 0 | 1 | $4.43 |
| 22 | COSMIC SOLAR | 2 | 0 | 1 | $3.19 |
| 23 | ESP CONTRACTING | 2 | 0 | 2 | $5.52 |
| 24 | RGS ENERGY | 2 | 0 | 2 | $4.01 |
| 25 | STEPHEN GRIFFIN CONSTRUCTION | 2 | 0 | 1 | $4.98 |
Zip markets
Zips in Imperial County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 92231 | 300 | $3.95 | 41 C |
| 92243 | 130 | $3.94 | 41 C |
| 92227 | 87 | $3.94 | 40 C |
| 92251 | 75 | $4.10 | 40 C |
| 92249 | 47 | $3.95 | 40 C |
| 92250 | 28 | $4.18 | 39 C |
| 92266 | 27 | $4.46 | 38 D |
| 92233 | 14 | $4.18 | 39 C |
| 92281 | 11 | $3.94 | 40 C |
| 92275 | 10 | $5.10 | 34 D |
| 92331 | 8 | $6.45 | 28 F |
| 92257 | 6 | $4.46 | 37 D |
| 92273 | 3 | $4.18 | 39 C |
| 92283 | 3 | $6.73 | 28 F |
| 92244 | 2 | $1.98 | 48 B |
| 92222 | 2 | $3.29 | 43 C |
| 92232 | 1 | $2.47 | 47 B |