Ontario, CA 91762 solar market data
Updated May 12, 2026 By The SolarDNA Data Team
Ontario 91762 has 4,417 solar installations at a median installed cost of $4.35/W, installations down 10.2% over the trailing twelve months, and a Market Score of 45 — higher than 70% of U.S. zip markets.
Versus California
How 91762 compares with the state
Installed cost
$0.08/W above
state median $4.26/W
Market score
45 vs 53
California scores 53
Share of state installs
0.20%
of 2.3M tracked statewide
Battery attach
16.2%
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: 293–358 installs (midpoint 325)
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
91762 by year
342 installs in the trailing twelve months vs 381 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 91762
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNPOWER | 1,002 | 0 | 3.78 | $4.50 |
| 2 | SUNRUN | 879 | 64 | 5.58 | $4.30 |
| 3 | SUNNOVA ENERGY | 271 | 0 | 3.75 | $3.80 |
| 4 | TESLA | 254 | 0 | 7.67 | $5.10 |
| 5 | G A F ENERGY | 177 | 157 | 3.02 | $8.90 |
| 6 | BRIGHT OPS | 116 | 10 | 7.5 | $4.28 |
| 7 | VERENGO | 114 | 0 | 3.21 | $2.37 |
| 8 | FREEDOM FOREVER | 100 | 11 | 8.07 | $4.08 |
| 9 | ESP CONTRACTING | 95 | 0 | 6.51 | $4.02 |
| 10 | V3 ELECTRIC | 65 | 14 | 6.49 | $4.54 |
| 11 | SUNGEVITY | 55 | 0 | 6.21 | $4.03 |
| 12 | SUNNOVA ENERGY CORPORATION | 44 | 6 | 3.02 | $8.76 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 91763 Montclair | 3.4 km | 1,190 | $4.44 | 44 |
| 91764 Ontario | 4.3 km | 1,959 | $4.32 | 57 |
| 91761 Ontario | 5.3 km | 7,129 | $4.25 | 44 |
| 91710 Chino | 5.4 km | 4,930 | $4.25 | 50 |
| 91786 Upland | 6.3 km | 2,225 | $4.14 | 50 |
| 91785 Upland | 6.3 km | 6 | $8.48 | 28 |
Same city
Other zips in Ontario
Equipment
What gets installed in 91762
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA28.5%
SUNPOWER22.1%
LONGI GREEN ENERGY TECHNOLOGY6.1%
JINKO SOLAR6.0%
JA SOLAR5.2%
Inverters
ENPHASE ENERGY34.8%
SOLAREDGE31.9%
SUNPOWER20.3%
TESLA4.3%
ABB2.7%
Frequently asked
Quick answers about 91762
How many solar installations are there in 91762?
SolarDNA counts 4,417 active solar installations in Ontario 91762, 4,383 of them residential, with data through May 12, 2026.
How much does solar cost in 91762?
The median residential system in 91762 cost $4.35 per watt over the trailing twelve months, $0.08/W above the California median.
Is solar growing in 91762?
Installations in 91762 are down 10.2%: 342 in the trailing twelve months versus 381 before.
Who installs solar in 91762?
SUNPOWER, SUNRUN, SUNNOVA ENERGY lead the 344 installers with systems in 91762. The full comp set is above.
Is 91762 a good market for solar sales?
91762 scores 45 out of 100 (Good, higher than 70% of U.S. zip markets).