Vacaville, CA 95688 solar market data
Updated April 14, 2026 By The SolarDNA Data Team
Vacaville 95688 has 5,496 solar installations at a median installed cost of $4.26/W, installations down 13.6% over the trailing twelve months, and a Market Score of 45 — higher than 67% of U.S. zip markets.
Versus California
How 95688 compares with the state
Installed cost
$0.01/W below
state median $4.26/W
Market score
45 vs 53
California scores 53
Share of state installs
0.24%
of 2.3M tracked statewide
Battery attach
10.2%
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: 213–261 installs (midpoint 237)
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
95688 by year
254 installs in the trailing twelve months vs 294 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 95688
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 924 | 31 | 6.35 | $4.35 |
| 2 | AMBROSE SOLAR | 718 | 68 | 9.44 | $4.30 |
| 3 | TESLA | 387 | 7 | 6.9 | $5.12 |
| 4 | CITADEL ROOFING AND SOLAR | 239 | 11 | 7.8 | $3.04 |
| 5 | PETERSENDEAN | 156 | 0 | 6.05 | $3.61 |
| 6 | V3 ELECTRIC | 139 | 6 | 7.3 | $4.20 |
| 7 | FUTURE ENERGY SAVERS | 137 | 1 | 5.31 | $6.39 |
| 8 | BRIGHT OPS | 115 | 11 | 6.74 | $4.53 |
| 9 | RIGHT NOW AIR | 102 | 2 | 6.93 | $6.19 |
| 10 | WESTHAVEN SOLAR | 100 | 0 | 7.38 | $4.05 |
| 11 | SUNPOWER | 83 | 0 | 9.49 | $5.09 |
| 12 | HOOKED ON SOLAR | 82 | 1 | 7.64 | $4.30 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 95687 Vacaville | 5.1 km | 9,044 | $4.37 | 57 |
| 95625 Elmira | 8.0 km | 21 | $4.17 | 39 |
| 94535 Travis Afb | 12.8 km | 124 | $4.10 | 40 |
| 94533 Fairfield | 13.7 km | 7,375 | $4.44 | 44 |
| 95694 Winters | 16.5 km | 1,692 | $4.25 | 36 |
| 94585 Suisun City | 16.7 km | 2,565 | $4.72 | 36 |
Same city
Other zips in Vacaville
Equipment
What gets installed in 95688
Share of systems with a recorded brand
Modules
SUNPOWER19.0%
QCELLS NORTH AMERICA15.0%
LONGI GREEN ENERGY TECHNOLOGY7.3%
YINGLI ENERGY CHINA5.9%
CSI SOLAR5.3%
Inverters
ENPHASE ENERGY44.3%
SOLAREDGE24.3%
SUNPOWER7.4%
SMA AMERICA6.3%
TESLA4.5%
Frequently asked
Quick answers about 95688
How many solar installations are there in 95688?
SolarDNA counts 5,496 active solar installations in Vacaville 95688, 5,406 of them residential, with data through April 14, 2026.
How much does solar cost in 95688?
The median residential system in 95688 cost $4.26 per watt over the trailing twelve months, $0.01/W below the California median.
Is solar growing in 95688?
Installations in 95688 are down 13.6%: 254 in the trailing twelve months versus 294 before.
Who installs solar in 95688?
SUNRUN, AMBROSE SOLAR, TESLA lead the 414 installers with systems in 95688. The full comp set is above.
Is 95688 a good market for solar sales?
95688 scores 45 out of 100 (Good, higher than 67% of U.S. zip markets).