Buellton, CA 93427 solar market data
Updated March 3, 2026 By The SolarDNA Data Team
Buellton 93427 has 655 solar installations at a median installed cost of $4.08/W, recent growth not yet measurable, and a Market Score of 42 — higher than 54% of U.S. zip markets.
Versus California
How 93427 compares with the state
Installed cost
$0.18/W below
state median $4.26/W
Market score
42 vs 53
California scores 53
Share of state installs
0.03%
of 2.3M tracked statewide
Battery attach
8.6%
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
93427 by year
37 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 93427
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 190 | 12 | 5.12 | $4.68 |
| 2 | SUNRISE805 | 142 | 0 | 2.24 | $3.35 |
| 3 | TESLA | 68 | 1 | 5.94 | $5.12 |
| 4 | REC SOLAR | 65 | 0 | 2.93 | $4.23 |
| 5 | SOLARPONICS | 27 | 2 | 9.35 | $4.05 |
| 6 | BRIGHTEN SOLAR | 10 | 0 | 6.19 | $3.69 |
| 7 | WICKS SOLAR | 9 | 2 | 17.25 | $5.44 |
| 8 | A M SUN SOLAR | 9 | 0 | 13.92 | $4.62 |
| 9 | BRIGHT OPS | 8 | 5 | 3.99 | $4.14 |
| 10 | KUUBIX ENERGY | 8 | 0 | 6.35 | $5.47 |
| 11 | SUNRISE | 7 | 0 | 2.24 | $3.21 |
| 12 | REC SOLAR COMMERCIAL | 6 | 0 | 6.18 | $6.89 |
Equipment
What gets installed in 93427
Share of systems with a recorded brand
Modules
CERTAINTEED23.1%
LONGI GREEN ENERGY TECHNOLOGY10.1%
QCELLS NORTH AMERICA9.6%
MITSUBISHI ELECTRIC9.2%
JA SOLAR6.5%
Inverters
ENPHASE ENERGY33.8%
SOLAREDGE29.4%
FRONIUS USA11.8%
TESLA5.4%
ABB5.2%
Frequently asked
Quick answers about 93427
How many solar installations are there in 93427?
SolarDNA counts 655 active solar installations in Buellton 93427, 621 of them residential, with data through March 3, 2026.
How much does solar cost in 93427?
The median residential system in 93427 cost $4.08 per watt over the trailing twelve months, $0.18/W below the California median.
Is solar growing in 93427?
Recent growth cannot be measured yet for 93427: too few recent installs (data runs through March 3, 2026).
Who installs solar in 93427?
SUNRUN, SUNRISE805, TESLA lead the 68 installers with systems in 93427. The full comp set is above.
Is 93427 a good market for solar sales?
93427 scores 42 out of 100 (Good, higher than 54% of U.S. zip markets).