Orinda, CA solar installation & market data
Updated April 27, 2026 By The SolarDNA Data Team
Orinda has 2,512 solar installations across 1 zip code at a median installed cost of $4.53/W, installations up 31.7% over the trailing twelve months, and an installs-weighted Market Score of 55.
Active installations
2,512
Zip markets
1
Median cost
$4.53/W
12-mo growth
▲ 31.7%
Installers active
12
City Market Score
Excellent · installs-weighted across 1 zips
Best zip in Orinda scores higher than 98% of U.S. zip markets.
Versus California
How Orinda compares with the state
Installed cost
$0.27/W above
state median $4.26/W
Market score
55 vs 53
California scores 53
Share of state installs
0.11%
of 2.3M tracked statewide
Battery attach
22.9%
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: 130–176 installs (midpoint 153)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
Orinda by year
133 installs in the trailing twelve months vs 101 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Orinda
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 497 | 14 | 1 | $4.88 |
| 2 | SUNRUN | 180 | 6 | 1 | $4.37 |
| 3 | SEMPER SOLARIS | 108 | 3 | 1 | $5.79 |
| 4 | SUNPOWER | 108 | 3 | 1 | $4.90 |
| 5 | SOLAR TECHNOLOGIES | 108 | 2 | 1 | $4.80 |
| 6 | DIABLO SOLAR SERVICES | 74 | 3 | 1 | $4.39 |
| 7 | HOOKED ON SOLAR | 56 | 2 | 1 | $4.21 |
| 8 | SUNGEVITY | 46 | 0 | 1 | $4.79 |
| 9 | WEST COAST SOLAR | 46 | 0 | 1 | $3.46 |
| 10 | YOUR ENERGY SOLUTIONS | 44 | 4 | 1 | $3.66 |
| 11 | GOT WATTS ELECTRIC | 39 | 0 | 1 | $4.39 |
| 12 | AMBROSE SOLAR | 35 | 3 | 1 | $5.00 |
Zip markets
Zips in Orinda
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 94563 | 2,512 | $4.53 | 55 A |