Buena Park, CA 90620 solar market data
Updated April 29, 2026 By The SolarDNA Data Team
Buena Park 90620 has 2,347 solar installations at a median installed cost of $4.38/W, installations up 4.0% over the trailing twelve months, and a Market Score of 49 — higher than 84% of U.S. zip markets.
Versus California
How 90620 compares with the state
Installed cost
$0.12/W above
state median $4.26/W
Market score
49 vs 53
California scores 53
Share of state installs
0.10%
of 2.3M tracked statewide
Battery attach
14.6%
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
Next-12-month outlook: 120–146 installs (midpoint 133)
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
90620 by year
130 installs in the trailing twelve months vs 125 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 90620
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 564 | 39 | 6.29 | $4.55 |
| 2 | TESLA | 286 | 12 | 7.25 | $5.12 |
| 3 | FREEDOM FOREVER | 93 | 9 | 6.69 | $3.94 |
| 4 | SUNPOWER | 53 | 0 | 5.83 | $4.25 |
| 5 | CLEAN INITIATIVE | 47 | 0 | 5.37 | $4.47 |
| 6 | BRIGHT OPS | 42 | 8 | 9.1 | $2.88 |
| 7 | SEMPER SOLARIS | 37 | 0 | 6.09 | $4.26 |
| 8 | ABUNDANT ENERGY CONSTRUCTION | 35 | 0 | 6.97 | $5.60 |
| 9 | PETERSENDEAN | 33 | 0 | 6.21 | $3.66 |
| 10 | SUNGEVITY | 33 | 0 | 5.43 | $3.42 |
| 11 | SOLARMAX | 32 | 0 | 6.6 | $3.55 |
| 12 | SWSS ELECTRIC | 29 | 2 | 6.42 | $1.14 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 90623 La Palma | 3.0 km | 854 | $4.20 | 55 |
| 90630 Cypress | 3.8 km | 2,454 | $4.25 | 60 |
| 90621 Buena Park | 4.1 km | 1,278 | $4.25 | 53 |
| 92804 Anaheim | 4.3 km | 452 | $4.22 | 41 |
| 90680 Stanton | 5.1 km | 858 | $4.25 | 42 |
| 92833 Fullerton | 6.1 km | 1,965 | $4.17 | 49 |
Same city
Other zips in Buena Park
Equipment
What gets installed in 90620
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA22.0%
LONGI GREEN ENERGY TECHNOLOGY8.2%
CSI SOLAR6.9%
SUNPOWER6.2%
JINKO SOLAR6.0%
Inverters
SOLAREDGE36.0%
ENPHASE ENERGY36.0%
TESLA5.4%
ABB5.3%
SUNPOWER4.4%
Frequently asked
Quick answers about 90620
How many solar installations are there in 90620?
SolarDNA counts 2,347 active solar installations in Buena Park 90620, 2,324 of them residential, with data through April 29, 2026.
How much does solar cost in 90620?
The median residential system in 90620 cost $4.38 per watt over the trailing twelve months, $0.12/W above the California median.
Is solar growing in 90620?
Installations in 90620 are up 4.0%: 130 in the trailing twelve months versus 125 before.
Who installs solar in 90620?
SUNRUN, TESLA, FREEDOM FOREVER lead the 373 installers with systems in 90620. The full comp set is above.
Is 90620 a good market for solar sales?
90620 scores 49 out of 100 (Great, higher than 84% of U.S. zip markets).