Topanga, CA solar installation & market data
Updated March 26, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Topanga has 483 solar installations across 1 zip code at a median installed cost of $4.80/W, recent growth not yet measurable, and an installs-weighted Market Score of 38.
Active installations
483
Zip markets
1
Median cost
$4.80/W
12-mo growth
—
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in Topanga scores higher than 27% of U.S. zip markets.
Versus California
How Topanga compares with the state
Installed cost
$0.53/W above
state median $4.26/W
Market score
38 vs 53
California scores 53
Share of state installs
0.02%
of 2.3M tracked statewide
Battery attach
38.1%
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
Topanga by year
41 installs in the trailing twelve months vs 25 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Topanga
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 66 | 3 | 1 | $4.90 |
| 2 | XERO SOLAR | 34 | 2 | 1 | $4.55 |
| 3 | SEMPER SOLARIS | 20 | 1 | 1 | $6.02 |
| 4 | ABSOLUTELY SOLAR | 15 | 0 | 1 | $6.32 |
| 5 | PLUG IT IN SOLAR | 15 | 0 | 1 | $4.10 |
| 6 | SUNRUN | 13 | 3 | 1 | $3.76 |
| 7 | GREEN CONVERGENCE | 11 | 0 | 1 | $4.74 |
| 8 | AP ELECTRIC | 9 | 0 | 1 | $4.12 |
| 9 | LA SOLAR GROUP | 9 | 0 | 1 | $3.46 |
| 10 | QUANTUM SOLAR DESIGNS | 8 | 0 | 1 | $3.94 |
| 11 | RGS ENERGY | 8 | 0 | 1 | $5.97 |
| 12 | SOLAR FORWARD | 8 | 0 | 1 | $5.16 |
Zip markets
Zips in Topanga
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 90290 | 483 | $4.80 | 38 D |