Foothill Ranch, CA 92610 solar market data
Updated April 21, 2026 By The SolarDNA Data Team
Foothill Ranch 92610 has 888 solar installations at a median installed cost of $4.09/W, installations up 25.5% over the trailing twelve months, and a Market Score of 50 — higher than 89% of U.S. zip markets.
Versus California
How 92610 compares with the state
Installed cost
$0.18/W below
state median $4.26/W
Market score
50 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
23.6%
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: 58–76 installs (midpoint 67)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±13% band. Not a forecast of permits or policy.
Growth & pricing
92610 by year
59 installs in the trailing twelve months vs 47 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 92610
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 238 | 12 | 9.18 | $4.80 |
| 2 | SUNRUN | 106 | 17 | 7.43 | $4.35 |
| 3 | SUNPOWER | 54 | 0 | 7.39 | $4.50 |
| 4 | BRITE ENERGY | 24 | 0 | 6.29 | $4.25 |
| 5 | ORANGE COUNTY CONTRACTING SERVICES | 19 | 10 | 8.23 | $4.24 |
| 6 | SOLAR OPTIMUM DESIGN ELECTRIC | 19 | 0 | 6.87 | $2.70 |
| 7 | ALTAIR SOLAR | 17 | 0 | 7.12 | $2.75 |
| 8 | SOLARMAX | 17 | 0 | 7.38 | $2.96 |
| 9 | BRIGHT OPS | 16 | 0 | 8.92 | $3.90 |
| 10 | AIKYUM | 12 | 0 | 7.4 | $2.61 |
| 11 | SEMPER SOLARIS | 12 | 0 | 6.41 | $3.81 |
| 12 | VERENGO | 12 | 0 | 5.17 | $4.97 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 92630 Lake Forest | 4.0 km | 4,639 | $4.25 | 51 |
| 92618 Irvine | 5.2 km | 7,791 | $3.80 | 49 |
| 92691 Mission Viejo | 6.9 km | 3,677 | $4.35 | 51 |
| 92692 Mission Viejo | 7.0 km | 3,504 | $4.25 | 42 |
| 92679 Trabuco Canyon | 7.0 km | 3,918 | $4.02 | 60 |
| 92678 Trabuco Canyon | 7.1 km | 41 | $3.44 | 42 |
Equipment
What gets installed in 92610
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA19.3%
SUNPOWER10.0%
TESLA9.3%
LG ELECTRONICS8.2%
REC GROUP4.4%
Inverters
ENPHASE ENERGY31.5%
SOLAREDGE28.1%
TESLA9.4%
SUNPOWER8.3%
ABB6.4%
Frequently asked
Quick answers about 92610
How many solar installations are there in 92610?
SolarDNA counts 888 active solar installations in Foothill Ranch 92610, 867 of them residential, with data through April 21, 2026.
How much does solar cost in 92610?
The median residential system in 92610 cost $4.09 per watt over the trailing twelve months, $0.18/W below the California median.
Is solar growing in 92610?
Installations in 92610 are up 25.5%: 59 in the trailing twelve months versus 47 before.
Who installs solar in 92610?
TESLA, SUNRUN, SUNPOWER lead the 171 installers with systems in 92610. The full comp set is above.
Is 92610 a good market for solar sales?
92610 scores 50 out of 100 (Great, higher than 89% of U.S. zip markets).