San Leandro, CA 94577 solar market data
Updated May 7, 2026 By The SolarDNA Data Team
San Leandro 94577 has 1,648 solar installations at a median installed cost of $4.69/W, installations up 55.2% over the trailing twelve months, and a Market Score of 57 — higher than 99% of U.S. zip markets.
Zip Market Score
Excellent · higher than 99% of zips
Versus California
How 94577 compares with the state
Installed cost
$0.43/W above
state median $4.26/W
Market score
57 vs 53
California scores 53
Share of state installs
0.07%
of 2.3M tracked statewide
Battery attach
16.1%
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: 176–238 installs (midpoint 207)
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
94577 by year
180 installs in the trailing twelve months vs 116 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94577
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 282 | 37 | 6.37 | $4.60 |
| 2 | TESLA | 211 | 9 | 6.37 | $5.12 |
| 3 | SUNPOWER | 71 | 1 | 19.61 | $4.91 |
| 4 | BRIGHT OPS | 67 | 43 | 5.16 | $5.59 |
| 5 | SEMPER SOLARIS | 52 | 8 | 5.18 | $4.29 |
| 6 | YOUR ENERGY SOLUTIONS | 41 | 3 | 5.58 | $3.86 |
| 7 | FREEDOM FOREVER | 37 | 3 | 5.2 | $5.09 |
| 8 | BETTER EARTH | 28 | 0 | 6.78 | $5.06 |
| 9 | PETERSENDEAN | 26 | 0 | 5.15 | $4.18 |
| 10 | NEXUS ENERGY SYSTEMS | 23 | 3 | 5.07 | $4.76 |
| 11 | HIGH DEFINITION SOLAR | 22 | 0 | 2.19 | $7.61 |
| 12 | SOLAR TECHNOLOGIES | 21 | 0 | 13.88 | $4.11 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 94603 Oakland | 2.4 km | 726 | $5.12 | 50 |
| 94579 San Leandro | 3.6 km | 729 | $4.54 | 41 |
| 94578 San Leandro | 3.7 km | 914 | $4.91 | 49 |
| 94605 Oakland | 4.9 km | 2,182 | $4.86 | 53 |
| 94621 Oakland | 4.9 km | 449 | $5.12 | 37 |
| 94580 San Lorenzo | 5.3 km | 929 | $4.73 | 36 |
Same city
Other zips in San Leandro
Equipment
What gets installed in 94577
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA13.9%
SUNPOWER9.1%
CSI SOLAR8.3%
REC SOLAR5.8%
JA SOLAR5.8%
Inverters
SOLAREDGE31.4%
ENPHASE ENERGY29.5%
TESLA9.5%
SUNPOWER7.0%
ABB4.0%
Frequently asked
Quick answers about 94577
How many solar installations are there in 94577?
SolarDNA counts 1,648 active solar installations in San Leandro 94577, 1,584 of them residential, with data through May 7, 2026.
How much does solar cost in 94577?
The median residential system in 94577 cost $4.69 per watt over the trailing twelve months, $0.43/W above the California median.
Is solar growing in 94577?
Installations in 94577 are up 55.2%: 180 in the trailing twelve months versus 116 before.
Who installs solar in 94577?
SUNRUN, TESLA, SUNPOWER lead the 254 installers with systems in 94577. The full comp set is above.
Is 94577 a good market for solar sales?
94577 scores 57 out of 100 (Excellent, higher than 99% of U.S. zip markets).