Whittier, CA 90606 solar market data
Updated April 17, 2026 By The SolarDNA Data Team
Whittier 90606 has 826 solar installations at a median installed cost of $4.59/W, installations up 0.0% over the trailing twelve months, and a Market Score of 41 — higher than 38% of U.S. zip markets.
Versus California
How 90606 compares with the state
Installed cost
$0.32/W above
state median $4.26/W
Market score
41 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
20.6%
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: 74–90 installs (midpoint 82)
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
90606 by year
82 installs in the trailing twelve months vs 82 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 90606
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 134 | 22 | 6.09 | $4.19 |
| 2 | TESLA | 75 | 1 | 9.63 | $5.12 |
| 3 | FREEDOM FOREVER | 41 | 7 | 6.18 | $3.93 |
| 4 | SKYLINE SMART ENERGY | 39 | 5 | 6.88 | $5.88 |
| 5 | BRIGHT OPS | 34 | 8 | 7.19 | $5.02 |
| 6 | ESP CONTRACTING | 25 | 0 | 5.75 | $4.11 |
| 7 | SUNPOWER | 18 | 0 | 5.57 | $4.79 |
| 8 | SEMPER SOLARIS | 15 | 0 | 5.71 | $4.08 |
| 9 | SUNERGY CONSTRUCTION | 14 | 0 | 5.75 | $2.58 |
| 10 | TITANIUM SOLAR | 14 | 0 | 6.69 | $6.30 |
| 11 | CLEAN INITIATIVE | 13 | 0 | 6.38 | $4.60 |
| 12 | V3 ELECTRIC | 12 | 5 | 5.33 | $5.98 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 90660 Pico Rivera | 2.4 km | 1,576 | $4.58 | 50 |
| 90602 Whittier | 3.1 km | 914 | $4.25 | 43 |
| 90601 Whittier | 3.7 km | 1,053 | $4.41 | 49 |
| 90670 Santa Fe Springs | 3.9 km | 885 | $5.14 | 41 |
| 90605 Whittier | 4.9 km | 1,249 | $4.63 | 47 |
| 90240 Downey | 5.2 km | 967 | $4.02 | 57 |
Same city
Other zips in Whittier
Equipment
What gets installed in 90606
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA22.7%
CSI SOLAR12.8%
LONGI GREEN ENERGY TECHNOLOGY8.5%
SUNPOWER4.3%
TRINA SOLAR4.3%
Inverters
SOLAREDGE44.1%
ENPHASE ENERGY35.4%
ABB4.1%
TESLA4.1%
SMA AMERICA2.7%
Frequently asked
Quick answers about 90606
How many solar installations are there in 90606?
SolarDNA counts 826 active solar installations in Whittier 90606, 815 of them residential, with data through April 17, 2026.
How much does solar cost in 90606?
The median residential system in 90606 cost $4.59 per watt over the trailing twelve months, $0.32/W above the California median.
Is solar growing in 90606?
Installations in 90606 are up 0.0%: 82 in the trailing twelve months versus 82 before.
Who installs solar in 90606?
SUNRUN, TESLA, FREEDOM FOREVER lead the 187 installers with systems in 90606. The full comp set is above.
Is 90606 a good market for solar sales?
90606 scores 41 out of 100 (Good, higher than 38% of U.S. zip markets).