Dunlap, CA 93621 solar market data
Updated December 1, 2025Provisional score · under 500 installs By The SolarDNA Data Team
Dunlap 93621 has 25 solar installations at a median installed cost of $3.90/W, recent growth not yet measurable, and a Market Score of 40 — higher than 35% of U.S. zip markets.
Versus California
How 93621 compares with the state
Installed cost
$0.37/W below
state median $4.26/W
Market score
40 vs 53
California scores 53
Share of state installs
0.00%
of 2.3M tracked statewide
Battery attach
12.0%
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
93621 by year
2 installs in the trailing twelve months vs 1 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 93621
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | QUALITY HOME SERVICES | 4 | 0 | 6.48 | $3.85 |
| 2 | KUYKENDALL SOLAR | 2 | 0 | 6.39 | $6.04 |
| 3 | SAFE HAVEN SOLAR | 2 | 0 | 4.51 | $14.33 |
| 4 | SOLAR WISE POWER SOLUTIONS | 2 | 0 | 8.08 | $4.83 |
| 5 | DICK DONALD P AIR CONDITIONING | 1 | 1 | 4.13 | $2.42 |
| 6 | 4TH DAY ENERGY | 1 | 0 | 7.8 | $5.62 |
| 7 | ALTERNATIVE ENERGY STORE | 1 | 0 | 12.48 | $6.11 |
| 8 | ALVISPROJECTS | 1 | 0 | 18.48 | $6.95 |
| 9 | CASTONE ROOFING AND CONSTRUCTION | 1 | 0 | 9.36 | $3.58 |
| 10 | EMPOWER ELECTRIC | 1 | 0 | 7.74 | — |
| 11 | FREEDOM FOREVER | 1 | 0 | 6.51 | $9.09 |
| 12 | HIGHLANDS ENERGY SOLAR | 1 | 0 | 7.93 | $3.28 |
Equipment
What gets installed in 93621
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA21.7%
SUNPOWER21.7%
JINKO SOLAR13.0%
AXITEC4.3%
BOVIET SOLAR TECHNOLOGY4.3%
Inverters
ENPHASE ENERGY29.2%
SOLAREDGE25.0%
SMA AMERICA12.5%
SUNPOWER12.5%
CHILICON POWER8.3%
Frequently asked
Quick answers about 93621
How many solar installations are there in 93621?
SolarDNA counts 25 active solar installations in Dunlap 93621, 18 of them residential, with data through December 1, 2025.
How much does solar cost in 93621?
The median residential system in 93621 cost $3.90 per watt over the trailing twelve months, $0.37/W below the California median.
Is solar growing in 93621?
Recent growth cannot be measured yet for 93621: too few recent installs (data runs through December 1, 2025).
Who installs solar in 93621?
QUALITY HOME SERVICES, KUYKENDALL SOLAR, SAFE HAVEN SOLAR lead the 18 installers with systems in 93621. The full comp set is above.
Is 93621 a good market for solar sales?
93621 scores 40 out of 100 (Good, higher than 35% of U.S. zip markets). With under 500 installations the score is provisional.