Hayward, CA 94541 solar market data
Updated May 13, 2026 By The SolarDNA Data Team
Hayward 94541 has 1,929 solar installations at a median installed cost of $4.64/W, installations up 3.4% over the trailing twelve months, and a Market Score of 47 — higher than 76% of U.S. zip markets.
Versus California
How 94541 compares with the state
Installed cost
$0.37/W above
state median $4.26/W
Market score
47 vs 53
California scores 53
Share of state installs
0.09%
of 2.3M tracked statewide
Battery attach
13.7%
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: 138–168 installs (midpoint 153)
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
94541 by year
150 installs in the trailing twelve months vs 145 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94541
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 319 | 35 | 5.25 | $4.55 |
| 2 | TESLA | 297 | 10 | 5.41 | $5.12 |
| 3 | SUNPOWER | 166 | 0 | 6.95 | $4.25 |
| 4 | BRIGHT OPS | 95 | 51 | 5.33 | $6.05 |
| 5 | SEMPER SOLARIS | 53 | 4 | 4.97 | $4.13 |
| 6 | BETTER EARTH | 50 | 0 | 6.06 | $5.48 |
| 7 | FREEDOM FOREVER | 49 | 3 | 5.35 | $5.10 |
| 8 | PETERSENDEAN | 43 | 0 | 5.28 | $4.03 |
| 9 | AMERICAN ARRAY SOLAR | 27 | 0 | 7.42 | $3.51 |
| 10 | FIDELITY HOME ENERGY | 25 | 0 | 3.94 | $6.22 |
| 11 | YOUR ENERGY SOLUTIONS | 21 | 0 | 5.3 | $3.67 |
| 12 | HOOKED ON SOLAR | 20 | 0 | 7.16 | $4.54 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 94546 Castro Valley | 3.2 km | 2,887 | $4.54 | 56 |
| 94580 San Lorenzo | 3.6 km | 929 | $4.73 | 36 |
| 94542 Hayward | 4.1 km | 1,520 | $4.38 | 42 |
| 94578 San Leandro | 4.4 km | 914 | $4.91 | 49 |
| 94544 Hayward | 4.5 km | 3,341 | $4.25 | 46 |
| 94545 Hayward | 4.6 km | 1,650 | $4.50 | 43 |
Same city
Other zips in Hayward
Equipment
What gets installed in 94541
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA15.7%
SUNPOWER13.1%
CSI SOLAR7.6%
JA SOLAR6.8%
REC SOLAR6.1%
Inverters
SOLAREDGE33.8%
ENPHASE ENERGY26.5%
SUNPOWER10.4%
TESLA7.4%
ABB4.5%
Frequently asked
Quick answers about 94541
How many solar installations are there in 94541?
SolarDNA counts 1,929 active solar installations in Hayward 94541, 1,886 of them residential, with data through May 13, 2026.
How much does solar cost in 94541?
The median residential system in 94541 cost $4.64 per watt over the trailing twelve months, $0.37/W above the California median.
Is solar growing in 94541?
Installations in 94541 are up 3.4%: 150 in the trailing twelve months versus 145 before.
Who installs solar in 94541?
SUNRUN, TESLA, SUNPOWER lead the 257 installers with systems in 94541. The full comp set is above.
Is 94541 a good market for solar sales?
94541 scores 47 out of 100 (Great, higher than 76% of U.S. zip markets).