Corona, CA 92878 solar market data
Updated May 9, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Corona 92878 has 345 solar installations at a median installed cost of $4.28/W, recent growth not yet measurable, and a Market Score of 40 — higher than 34% of U.S. zip markets.
Versus California
How 92878 compares with the state
Installed cost
$0.02/W above
state median $4.26/W
Market score
40 vs 53
California scores 53
Share of state installs
0.02%
of 2.3M tracked statewide
Battery attach
35.6%
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
Growth & pricing
92878 by year
46 installs in the trailing twelve months vs 90 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 92878
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 66 | 14 | 21.71 | $3.65 |
| 2 | SUNPOWER | 49 | 1 | 4.14 | $4.43 |
| 3 | BRIGHT OPS | 25 | 3 | 7.33 | $5.03 |
| 4 | FREEDOM FOREVER | 24 | 4 | 7.36 | $4.00 |
| 5 | TESLA | 13 | 3 | 9.69 | $4.10 |
| 6 | COMPLETE SOLAR | 9 | 1 | 7.69 | $4.41 |
| 7 | ESP CONTRACTING | 9 | 0 | 7.9 | $4.71 |
| 8 | CURRENT HOME SOLAR | 7 | 0 | 8.91 | $4.96 |
| 9 | SEMPER SOLARIS | 6 | 0 | 8.54 | $4.72 |
| 10 | BETTER EARTH | 5 | 0 | 11.73 | $4.41 |
| 11 | ORANGE COUNTY CONTRACTING SERVICES | 4 | 2 | 9.92 | $3.52 |
| 12 | V3 ELECTRIC | 4 | 2 | 3.44 | — |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 92877 Corona | 0.0 km | 37 | $4.25 | 39 |
| 92879 Corona | 2.9 km | 2,151 | $4.27 | 47 |
| 92882 Corona | 5.1 km | 4,159 | $4.10 | 56 |
| 92860 Norco | 5.7 km | 2,340 | $4.15 | 48 |
| 92880 Corona | 6.4 km | 7,714 | $3.92 | 62 |
| 92881 Corona | 7.1 km | 3,001 | $4.03 | 51 |
Same city
Other zips in Corona
Equipment
What gets installed in 92878
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA34.2%
LONGI GREEN ENERGY TECHNOLOGY12.3%
CSI SOLAR7.0%
JA SOLAR5.0%
HANWHA Q-CELLS4.1%
Inverters
ENPHASE ENERGY42.6%
SOLAREDGE39.7%
TESLA10.3%
DELTA ELECTRONICS1.8%
SMA AMERICA1.2%
Frequently asked
Quick answers about 92878
How many solar installations are there in 92878?
SolarDNA counts 345 active solar installations in Corona 92878, 332 of them residential, with data through May 9, 2026.
How much does solar cost in 92878?
The median residential system in 92878 cost $4.28 per watt over the trailing twelve months, $0.02/W above the California median.
Is solar growing in 92878?
Recent growth cannot be measured yet for 92878: too few recent installs (data runs through May 9, 2026).
Who installs solar in 92878?
SUNRUN, SUNPOWER, BRIGHT OPS lead the 95 installers with systems in 92878. The full comp set is above.
Is 92878 a good market for solar sales?
92878 scores 40 out of 100 (Good, higher than 34% of U.S. zip markets). With under 500 installations the score is provisional.