La Palma, CA 90623 solar market data
Updated May 12, 2026 By The SolarDNA Data Team
La Palma 90623 has 854 solar installations at a median installed cost of $4.20/W, installations up 61.5% over the trailing twelve months, and a Market Score of 55 — higher than 98% of U.S. zip markets.
Zip Market Score
Excellent · higher than 98% of zips
Versus California
How 90623 compares with the state
Installed cost
$0.07/W below
state median $4.26/W
Market score
55 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
18.6%
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: 61–83 installs (midpoint 72)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
90623 by year
63 installs in the trailing twelve months vs 39 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 90623
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 129 | 14 | 8.18 | $4.24 |
| 2 | TESLA | 80 | 9 | 6.82 | $4.84 |
| 3 | SUNPOWER | 25 | 0 | 7.57 | $4.84 |
| 4 | VERENGO | 25 | 0 | 5.38 | $5.28 |
| 5 | ORANGE COUNTY CONTRACTING SERVICES | 19 | 4 | 7.56 | $3.33 |
| 6 | SEMPER SOLARIS | 19 | 2 | 8.06 | $3.80 |
| 7 | PETERSENDEAN | 18 | 0 | 7.51 | $3.82 |
| 8 | FREEDOM FOREVER | 17 | 0 | 7.33 | $4.76 |
| 9 | SWSS ELECTRIC | 16 | 0 | 6.37 | $1.13 |
| 10 | ELIONE ENERGY | 15 | 1 | 7.91 | $3.09 |
| 11 | BETTER EARTH | 14 | 0 | 7.2 | $5.41 |
| 12 | AMECO SOLAR | 12 | 0 | 8.13 | $4.58 |
Equipment
What gets installed in 90623
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA22.4%
SUNPOWER8.1%
CSI SOLAR6.6%
LG ELECTRONICS5.9%
REC GROUP5.5%
Inverters
ENPHASE ENERGY41.0%
SOLAREDGE27.7%
TESLA6.7%
SUNPOWER5.1%
ABB4.4%
Frequently asked
Quick answers about 90623
How many solar installations are there in 90623?
SolarDNA counts 854 active solar installations in La Palma 90623, 846 of them residential, with data through May 12, 2026.
How much does solar cost in 90623?
The median residential system in 90623 cost $4.20 per watt over the trailing twelve months, $0.07/W below the California median.
Is solar growing in 90623?
Installations in 90623 are up 61.5%: 63 in the trailing twelve months versus 39 before.
Who installs solar in 90623?
SUNRUN, TESLA, SUNPOWER lead the 205 installers with systems in 90623. The full comp set is above.
Is 90623 a good market for solar sales?
90623 scores 55 out of 100 (Excellent, higher than 98% of U.S. zip markets).