Seal Beach, CA 90740 solar market data
Updated April 23, 2026 By The SolarDNA Data Team
Seal Beach 90740 has 882 solar installations at a median installed cost of $4.35/W, installations up 62.9% 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 90740 compares with the state
Installed cost
$0.09/W above
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
18.3%
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: 56–76 installs (midpoint 66)
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
90740 by year
57 installs in the trailing twelve months vs 35 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 90740
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 122 | 3 | 9.04 | $4.73 |
| 2 | SUNRUN | 98 | 7 | 7.11 | $4.58 |
| 3 | AMECO SOLAR | 34 | 1 | 8.01 | $4.15 |
| 4 | NEXGEN CONSTRUCTION | 31 | 0 | 6 | $3.98 |
| 5 | SUNPOWER | 26 | 0 | 27.04 | $4.90 |
| 6 | AAA SOLAR SOURCE | 18 | 0 | 9 | $3.23 |
| 7 | VERENGO | 17 | 0 | 5.11 | $4.97 |
| 8 | EFFECT ENERGY | 15 | 1 | 10.19 | $3.09 |
| 9 | PROGRESSIVE POWER GROUP | 14 | 0 | 3.33 | $7.00 |
| 10 | ADVANCED IMPROVEMENTS | 12 | 0 | 5.79 | $2.88 |
| 11 | PEAK POWER SOLUTIONS | 12 | 0 | 6.62 | $8.99 |
| 12 | SEMPER SOLARIS | 12 | 0 | 8.17 | $4.05 |
Equipment
What gets installed in 90740
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA22.8%
LG ELECTRONICS9.1%
SUNPOWER8.2%
REC GROUP7.5%
SHARP4.9%
Inverters
ENPHASE ENERGY38.4%
SOLAREDGE27.4%
SUNPOWER6.1%
SMA AMERICA5.6%
FRONIUS USA5.3%
Frequently asked
Quick answers about 90740
How many solar installations are there in 90740?
SolarDNA counts 882 active solar installations in Seal Beach 90740, 835 of them residential, with data through April 23, 2026.
How much does solar cost in 90740?
The median residential system in 90740 cost $4.35 per watt over the trailing twelve months, $0.09/W above the California median.
Is solar growing in 90740?
Installations in 90740 are up 62.9%: 57 in the trailing twelve months versus 35 before.
Who installs solar in 90740?
TESLA, SUNRUN, AMECO SOLAR lead the 221 installers with systems in 90740. The full comp set is above.
Is 90740 a good market for solar sales?
90740 scores 55 out of 100 (Excellent, higher than 98% of U.S. zip markets).