Winnetka, CA solar installation & market data
Updated July 23, 2019Older data · growth withheld By The SolarDNA Data Team
Winnetka has 814 solar installations across 1 zip code at a median installed cost of $4.97/W, recent growth not yet measurable, and an installs-weighted Market Score of 39.
Active installations
814
Zip markets
1
Median cost
$4.97/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Winnetka scores higher than 32% of U.S. zip markets.
Versus California
How Winnetka compares with the state
Installed cost
$0.71/W above
state median $4.26/W
Market score
39 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
0.1%
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
Winnetka by year
89 installs in the trailing twelve months vs 77 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Winnetka
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 325 | 0 | 1 | $5.10 |
| 2 | SUNRUN | 43 | 0 | 1 | $3.54 |
| 3 | VERENGO | 35 | 0 | 1 | $4.46 |
| 4 | PACIFICSKY SOLAR | 23 | 0 | 1 | $4.71 |
| 5 | PETERSENDEAN | 23 | 0 | 1 | $4.00 |
| 6 | SMART ENERGY USA | 23 | 0 | 1 | $4.60 |
| 7 | SUNGEVITY | 19 | 0 | 1 | $4.71 |
| 8 | LA SOLAR GROUP | 18 | 0 | 1 | $3.36 |
| 9 | ADR ELECTRIC | 13 | 0 | 1 | $5.48 |
| 10 | GREEN CONVERGENCE | 13 | 0 | 1 | $4.56 |
| 11 | A1 SOLAR POWER | 11 | 0 | 1 | $7.00 |
| 12 | RGS ENERGY | 10 | 0 | 1 | $4.98 |
Zip markets
Zips in Winnetka
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 91306 | 814 | $4.97 | 39 C |