Fallbrook, CA 92028 solar market data
Updated March 30, 2026 By The SolarDNA Data Team
Fallbrook 92028 has 9,347 solar installations at a median installed cost of $4.32/W, installations down 29.5% over the trailing twelve months, and a Market Score of 41 — higher than 37% of U.S. zip markets.
Versus California
How 92028 compares with the state
Installed cost
$0.05/W above
state median $4.26/W
Market score
41 vs 53
California scores 53
Share of state installs
0.41%
of 2.3M tracked statewide
Battery attach
7.4%
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: 241–325 installs (midpoint 283)
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
92028 by year
332 installs in the trailing twelve months vs 471 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 92028
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNPOWER | 1,717 | 76 | 4.11 | $4.50 |
| 2 | SUNRUN | 905 | 69 | 6.45 | $4.73 |
| 3 | TESLA | 668 | 14 | 6.43 | $5.10 |
| 4 | BAKER ELECTRIC SOLAR | 482 | 0 | 10.15 | $4.15 |
| 5 | SEMPER SOLARIS | 368 | 0 | 6.63 | $4.03 |
| 6 | SULLIVAN SOLAR POWER | 247 | 0 | 9.41 | $4.38 |
| 7 | STELLAR SOLAR | 205 | 11 | 8.11 | $4.14 |
| 8 | SUNGEVITY | 162 | 0 | 7.09 | $4.09 |
| 9 | BRIGHT PLANET SOLAR | 108 | 9 | 5.84 | $4.67 |
| 10 | BLALOCK ELECTRIC | 107 | 2 | 7.5 | $3.60 |
| 11 | ENERGY SERVICE PARTNERS | 99 | 0 | 5.59 | $4.59 |
| 12 | HELIO POWER | 89 | 0 | 7.53 | $6.94 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 92003 Bonsall | 9.1 km | 1,110 | $4.16 | 52 |
| 92590 Temecula | 14.2 km | 671 | $4.80 | 39 |
| 92059 Pala | 14.6 km | 208 | $4.01 | 41 |
| 92593 Temecula | 15.7 km | 8 | $4.25 | 38 |
| 92589 Temecula | 15.7 km | 27 | $4.80 | 36 |
| 92057 Oceanside | 15.8 km | 6,590 | $4.38 | 58 |
Same city
Other zips in Fallbrook
Equipment
What gets installed in 92028
Share of systems with a recorded brand
Modules
SUNPOWER24.2%
QCELLS NORTH AMERICA17.3%
LG ELECTRONICS10.5%
CSI SOLAR4.5%
KYOCERA SOLAR3.6%
Inverters
ENPHASE ENERGY28.5%
SOLAREDGE25.5%
SUNPOWER18.9%
SMA AMERICA8.3%
ABB2.8%
Frequently asked
Quick answers about 92028
How many solar installations are there in 92028?
SolarDNA counts 9,347 active solar installations in Fallbrook 92028, 9,208 of them residential, with data through March 30, 2026.
How much does solar cost in 92028?
The median residential system in 92028 cost $4.32 per watt over the trailing twelve months, $0.05/W above the California median.
Is solar growing in 92028?
Installations in 92028 are down 29.5%: 332 in the trailing twelve months versus 471 before.
Who installs solar in 92028?
SUNPOWER, SUNRUN, TESLA lead the 570 installers with systems in 92028. The full comp set is above.
Is 92028 a good market for solar sales?
92028 scores 41 out of 100 (Good, higher than 37% of U.S. zip markets).