Willow Creek, CA solar installation & market data
Updated April 30, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Willow Creek has 95 solar installations across 1 zip code at a median installed cost of $4.12/W, recent growth not yet measurable, and an installs-weighted Market Score of 39.
Active installations
95
Zip markets
1
Median cost
$4.12/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Willow Creek scores higher than 33% of U.S. zip markets.
Versus California
How Willow Creek 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
Willow Creek 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 Willow Creek
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | WESTHAVEN SOLAR | 20 | 0 | 1 | $4.06 |
| 2 | ABUNDANCE BUILDERS | 6 | 1 | 1 | $5.70 |
| 3 | HAVENELECTRIC | 6 | 0 | 1 | $3.10 |
| 4 | FREEDOM FOREVER | 5 | 0 | 1 | $4.69 |
| 5 | GREENWIRED | 5 | 0 | 1 | $4.40 |
| 6 | ROGER | 4 | 0 | 1 | $6.82 |
| 7 | WESTHAVEN POWER | 4 | 0 | 1 | $4.96 |
| 8 | SWELL CONTRACTORS | 3 | 1 | 1 | $4.29 |
| 9 | WILL POWER | 3 | 1 | 1 | $2.43 |
| 10 | MARC DANIELS CONSTRUCTION | 3 | 0 | 1 | $2.57 |
| 11 | SUNBOLT SOLAR | 3 | 0 | 1 | $3.54 |
| 12 | TESLA | 3 | 0 | 1 | $11.91 |
Zip markets
Zips in Willow Creek
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 95573 | 95 | $4.12 | 39 C |