Winchester, CA 92596 solar market data
Updated May 12, 2026 By The SolarDNA Data Team
Winchester 92596 has 8,679 solar installations at a median installed cost of $4.25/W, installations up 4.6% over the trailing twelve months, and a Market Score of 50 — higher than 87% of U.S. zip markets.
Versus California
How 92596 compares with the state
Installed cost
$0.01/W below
state median $4.26/W
Market score
50 vs 53
California scores 53
Share of state installs
0.38%
of 2.3M tracked statewide
Battery attach
12.7%
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: 1,057–1,291 installs (midpoint 1,174)
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
92596 by year
1,148 installs in the trailing twelve months vs 1,097 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 92596
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNPOWER | 2,351 | 102 | 4.87 | $4.25 |
| 2 | SUNRUN | 1,798 | 595 | 5.79 | $3.83 |
| 3 | TESLA | 610 | 15 | 6.23 | $4.73 |
| 4 | SUNNOVA ENERGY | 534 | 0 | 3.67 | $3.80 |
| 5 | SOLCIUS | 255 | 1 | 6.23 | $4.54 |
| 6 | VERENGO | 187 | 0 | 2.95 | $2.36 |
| 7 | SUNGEVITY | 170 | 0 | 7.6 | $3.74 |
| 8 | FREEDOM FOREVER | 127 | 16 | 8.44 | $3.91 |
| 9 | SUNNOVA ENERGY CORPORATION | 113 | 14 | 3.82 | $9.59 |
| 10 | G A F ENERGY | 105 | 95 | 3.19 | $7.50 |
| 11 | CURRENT HOME SOLAR | 98 | 0 | 8.09 | $4.74 |
| 12 | LEONARD ROOFING | 97 | 0 | 2.9 | $2.37 |
Equipment
What gets installed in 92596
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA36.1%
SUNPOWER19.2%
CSI SOLAR5.3%
LG ELECTRONICS4.3%
LONGI GREEN ENERGY TECHNOLOGY4.3%
Inverters
ENPHASE ENERGY48.6%
SOLAREDGE21.2%
SUNPOWER16.0%
TESLA3.2%
DELTA ELECTRONICS2.6%
Frequently asked
Quick answers about 92596
How many solar installations are there in 92596?
SolarDNA counts 8,679 active solar installations in Winchester 92596, 8,666 of them residential, with data through May 12, 2026.
How much does solar cost in 92596?
The median residential system in 92596 cost $4.25 per watt over the trailing twelve months, $0.01/W below the California median.
Is solar growing in 92596?
Installations in 92596 are up 4.6%: 1,148 in the trailing twelve months versus 1,097 before.
Who installs solar in 92596?
SUNPOWER, SUNRUN, TESLA lead the 362 installers with systems in 92596. The full comp set is above.
Is 92596 a good market for solar sales?
92596 scores 50 out of 100 (Great, higher than 87% of U.S. zip markets).