Westminster, CA 92683 solar market data
Updated April 29, 2026 By The SolarDNA Data Team
Westminster 92683 has 3,076 solar installations at a median installed cost of $3.92/W, installations up 19.9% over the trailing twelve months, and a Market Score of 55 — higher than 98% of U.S. zip markets.
Zip Market Score
Excellent · higher than 98% of zips
Versus California
How 92683 compares with the state
Installed cost
$0.35/W below
state median $4.26/W
Market score
55 vs 53
California scores 53
Share of state installs
0.14%
of 2.3M tracked statewide
Battery attach
15.1%
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: 268–328 installs (midpoint 298)
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
92683 by year
271 installs in the trailing twelve months vs 226 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 92683
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 501 | 74 | 6.17 | $4.37 |
| 2 | TESLA | 395 | 17 | 6.34 | $5.12 |
| 3 | SWSS ELECTRIC | 374 | 30 | 6.76 | $3.04 |
| 4 | ECOSOLAR USA | 94 | 0 | 5.47 | $3.91 |
| 5 | SOLAR TIME ELECTRIC SERVICES | 71 | 0 | 4.2 | $3.50 |
| 6 | FREEDOM FOREVER | 60 | 4 | 6.1 | $4.04 |
| 7 | VERENGO | 49 | 0 | 5.34 | $4.85 |
| 8 | BRIGHT OPS | 42 | 9 | 6.68 | $4.46 |
| 9 | SUNPOWER | 41 | 0 | 25.86 | $4.69 |
| 10 | SEMPER SOLARIS | 32 | 1 | 6.84 | $4.04 |
| 11 | SOLARMAX | 31 | 0 | 6.2 | $3.29 |
| 12 | ORANGE COUNTY CONTRACTING SERVICES | 30 | 7 | 8.22 | $3.82 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 92655 Midway City | 1.3 km | 161 | $3.90 | 41 |
| 92844 Garden Grove | 2.4 km | 490 | $3.90 | 43 |
| 92647 Huntington Beach | 3.6 km | 2,017 | $4.50 | 60 |
| 92841 Garden Grove | 3.6 km | 1,222 | $3.87 | 46 |
| 92845 Garden Grove | 4.2 km | 885 | $4.37 | 54 |
| 92605 Huntington Beach | 4.3 km | 13 | $6.76 | 28 |
Same city
Other zips in Westminster
Equipment
What gets installed in 92683
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA18.7%
REC GROUP8.6%
SUNPOWER7.0%
LG ELECTRONICS5.8%
CSI SOLAR4.1%
Inverters
ENPHASE ENERGY44.5%
SOLAREDGE23.4%
ABB6.3%
SMA AMERICA5.0%
SUNPOWER4.9%
Frequently asked
Quick answers about 92683
How many solar installations are there in 92683?
SolarDNA counts 3,076 active solar installations in Westminster 92683, 3,033 of them residential, with data through April 29, 2026.
How much does solar cost in 92683?
The median residential system in 92683 cost $3.92 per watt over the trailing twelve months, $0.35/W below the California median.
Is solar growing in 92683?
Installations in 92683 are up 19.9%: 271 in the trailing twelve months versus 226 before.
Who installs solar in 92683?
SUNRUN, TESLA, SWSS ELECTRIC lead the 383 installers with systems in 92683. The full comp set is above.
Is 92683 a good market for solar sales?
92683 scores 55 out of 100 (Excellent, higher than 98% of U.S. zip markets).