Granite Bay, CA solar installation & market data
Updated April 7, 2026 By The SolarDNA Data Team
Granite Bay has 3,646 solar installations across 1 zip code at a median installed cost of $3.87/W, installations down 10.2% over the trailing twelve months, and an installs-weighted Market Score of 48.
Active installations
3,646
Zip markets
1
Median cost
$3.87/W
12-mo growth
▼ 10.2%
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Granite Bay scores higher than 78% of U.S. zip markets.
Versus California
How Granite Bay compares with the state
Installed cost
$0.39/W below
state median $4.26/W
Market score
48 vs 53
California scores 53
Share of state installs
0.16%
of 2.3M tracked statewide
Battery attach
6.1%
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
Next-12-month outlook: 188–230 installs (midpoint 209)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
Granite Bay by year
220 installs in the trailing twelve months vs 245 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Granite Bay
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 313 | 10 | 1 | $5.12 |
| 2 | MAGIC SUN SOLAR | 197 | 8 | 1 | $3.31 |
| 3 | SUNRUN | 157 | 17 | 1 | $4.01 |
| 4 | HOOKED ON SOLAR | 140 | 2 | 1 | $4.31 |
| 5 | SUNPOWER | 133 | 1 | 1 | $4.25 |
| 6 | CAPITAL CITY SOLAR | 111 | 0 | 1 | $4.46 |
| 7 | SIERRA PACIFIC HOME AND COMFORT | 91 | 0 | 1 | $5.41 |
| 8 | SUNWORKS | 84 | 0 | 1 | $4.00 |
| 9 | INFINITY ENERGY | 82 | 3 | 1 | $3.80 |
| 10 | V3 ELECTRIC | 79 | 3 | 1 | $3.62 |
| 11 | ENERGY SAVING PROS | 78 | 0 | 1 | $3.52 |
| 12 | SOLARA HOME ENERGY | 66 | 36 | 1 | $2.39 |
Zip markets
Zips in Granite Bay
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 95746 | 3,646 | $3.87 | 48 B |