Grass Valley, CA 95945 solar market data
Updated May 11, 2026 By The SolarDNA Data Team
Grass Valley 95945 has 1,846 solar installations at a median installed cost of $4.39/W, installations down 3.0% over the trailing twelve months, and a Market Score of 46 — higher than 73% of U.S. zip markets.
Versus California
How 95945 compares with the state
Installed cost
$0.13/W above
state median $4.26/W
Market score
46 vs 53
California scores 53
Share of state installs
0.08%
of 2.3M tracked statewide
Battery attach
14.0%
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: 114–140 installs (midpoint 127)
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
95945 by year
129 installs in the trailing twelve months vs 133 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 95945
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | CALIFORNIA SOLAR ELECTRIC SYSTEMS | 224 | 0 | 9.57 | $4.43 |
| 2 | CALIFORNIA SOLAR ELECTRIC | 151 | 8 | 5.75 | $4.91 |
| 3 | SUSTAINABLE ENERGY GROUP | 143 | 3 | 9.21 | $3.57 |
| 4 | SUNRUN | 116 | 16 | 6.07 | $4.45 |
| 5 | TESLA | 93 | 3 | 6.08 | $5.12 |
| 6 | PLAN IT SOLAR | 81 | 0 | 7.97 | $5.84 |
| 7 | BYERS ENTERPRISES | 80 | 1 | 9.51 | $4.45 |
| 8 | DC SOLAR ELECTRIC | 66 | 0 | 15.05 | $3.59 |
| 9 | V3 ELECTRIC | 57 | 5 | 6.37 | $3.88 |
| 10 | BRIGHT OPS | 55 | 20 | 6.48 | $4.53 |
| 11 | HOOKED ON SOLAR | 36 | 1 | 9.16 | $4.39 |
| 12 | SUNRIVER SOLAR | 34 | 5 | 8.65 | $3.41 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 95959 Nevada City | 10.8 km | 1,674 | $4.55 | 49 |
| 95949 Grass Valley | 12.4 km | 2,285 | $4.34 | 50 |
| 95975 Rough And Ready | 12.6 km | 239 | $4.59 | 38 |
| 95717 Gold Run | 13.3 km | 16 | $4.44 | 38 |
| 95713 Colfax | 15.1 km | 847 | $4.09 | 40 |
| 95714 Dutch Flat | 15.6 km | 18 | $3.83 | 40 |
Same city
Other zips in Grass Valley
Equipment
What gets installed in 95945
Share of systems with a recorded brand
Modules
SUNPOWER19.9%
QCELLS NORTH AMERICA16.9%
REC GROUP8.3%
CSI SOLAR4.7%
SHARP4.0%
Inverters
ENPHASE ENERGY30.1%
SOLAREDGE29.0%
SUNPOWER14.1%
SMA AMERICA12.0%
TESLA4.3%
Frequently asked
Quick answers about 95945
How many solar installations are there in 95945?
SolarDNA counts 1,846 active solar installations in Grass Valley 95945, 1,743 of them residential, with data through May 11, 2026.
How much does solar cost in 95945?
The median residential system in 95945 cost $4.39 per watt over the trailing twelve months, $0.13/W above the California median.
Is solar growing in 95945?
Installations in 95945 are down 3.0%: 129 in the trailing twelve months versus 133 before.
Who installs solar in 95945?
CALIFORNIA SOLAR ELECTRIC SYSTEMS, CALIFORNIA SOLAR ELECTRIC, SUSTAINABLE ENERGY GROUP lead the 213 installers with systems in 95945. The full comp set is above.
Is 95945 a good market for solar sales?
95945 scores 46 out of 100 (Great, higher than 73% of U.S. zip markets).