Willow Creek, CA 95573 solar market data
Updated April 30, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Willow Creek 95573 has 95 solar installations at a median installed cost of $4.12/W, recent growth not yet measurable, and a Market Score of 39 — higher than 33% of U.S. zip markets.
Versus California
How 95573 compares with the state
Installed cost
$0.14/W below
state median $4.26/W
Market score
39 vs 53
California scores 53
Share of state installs
0.00%
of 2.3M tracked statewide
Battery attach
13.7%
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
Growth & pricing
95573 by year
8 installs in the trailing twelve months vs 6 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 95573
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | WESTHAVEN SOLAR | 20 | 0 | 8.09 | $4.06 |
| 2 | ABUNDANCE BUILDERS | 6 | 1 | 9.34 | $5.70 |
| 3 | HAVENELECTRIC | 6 | 0 | 4.89 | $3.10 |
| 4 | FREEDOM FOREVER | 5 | 0 | 7.32 | $4.69 |
| 5 | GREENWIRED | 5 | 0 | 8.17 | $4.40 |
| 6 | ROGER | 4 | 0 | 2.9 | $6.82 |
| 7 | WESTHAVEN POWER | 4 | 0 | 5.52 | $4.96 |
| 8 | SWELL CONTRACTORS | 3 | 1 | 10.9 | $4.29 |
| 9 | WILL POWER | 3 | 1 | 7.22 | $2.43 |
| 10 | MARC DANIELS CONSTRUCTION | 3 | 0 | 11.75 | $2.57 |
| 11 | SUNBOLT SOLAR | 3 | 0 | 10.21 | $3.54 |
| 12 | TESLA | 3 | 0 | 1.4 | $11.91 |
Equipment
What gets installed in 95573
Share of systems with a recorded brand
Modules
SUNPOWER21.9%
QCELLS NORTH AMERICA8.5%
SANYO ELECTRIC OF PANASONIC GROUP8.5%
CSI SOLAR7.3%
REC GROUP7.3%
Inverters
SMA AMERICA27.1%
ENPHASE ENERGY25.9%
SOLAREDGE17.6%
SUNPOWER10.6%
ALTENERGY POWER SYSTEM3.5%
Frequently asked
Quick answers about 95573
How many solar installations are there in 95573?
SolarDNA counts 95 active solar installations in Willow Creek 95573, 78 of them residential, with data through April 30, 2026.
How much does solar cost in 95573?
The median residential system in 95573 cost $4.12 per watt over the trailing twelve months, $0.14/W below the California median.
Is solar growing in 95573?
Recent growth cannot be measured yet for 95573: too few recent installs (data runs through April 30, 2026).
Who installs solar in 95573?
WESTHAVEN SOLAR, ABUNDANCE BUILDERS, HAVENELECTRIC lead the 32 installers with systems in 95573. The full comp set is above.
Is 95573 a good market for solar sales?
95573 scores 39 out of 100 (Good, higher than 33% of U.S. zip markets). With under 500 installations the score is provisional.