Port Costa, CA 94569 solar market data
Updated June 24, 2025Provisional score · under 500 installs By The SolarDNA Data Team
Port Costa 94569 has 18 solar installations at a median installed cost of $5.12/W, recent growth not yet measurable, and a Market Score of 34 — higher than 13% of U.S. zip markets.
Versus California
How 94569 compares with the state
Installed cost
$0.86/W above
state median $4.26/W
Market score
34 vs 53
California scores 53
Share of state installs
0.00%
of 2.3M tracked statewide
Battery attach
11.1%
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
Growth & pricing
94569 by year
3 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 94569
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | AMERICAN ARRAY SOLAR | 3 | 0 | 4.27 | $9.04 |
| 2 | TESLA | 3 | 0 | 5.15 | $4.18 |
| 3 | GOMAXXX | 1 | 1 | 9.18 | $3.27 |
| 4 | DIABLO SOLAR SERVICES | 1 | 0 | 8.57 | — |
| 5 | FREEDOM FOREVER | 1 | 0 | 3.72 | $11.29 |
| 6 | NEXTSOLAR | 1 | 0 | 5.78 | $3.46 |
| 7 | NRG CLEAN ENERGY | 1 | 0 | 10.4 | $3.52 |
| 8 | RICHARD HEATH ASSOCIATES | 1 | 0 | — | — |
| 9 | SEMPER SOLARIS | 1 | 0 | — | — |
| 10 | SKYTECH SOLAR | 1 | 0 | 4.62 | $3.48 |
| 11 | SOLAR HARDWARECOM | 1 | 0 | 2.64 | $4.18 |
| 12 | SUNLIGHT POWER | 1 | 0 | 2.65 | $11.22 |
Equipment
What gets installed in 94569
Share of systems with a recorded brand
Modules
PANASONIC CORPORATION OF NORTH AMERICA21.4%
QCELLS NORTH AMERICA21.4%
CSI SOLAR7.1%
HYUNDAI ENERGY SOLUTIONS7.1%
JA SOLAR7.1%
Inverters
ENPHASE ENERGY35.7%
DELTA ELECTRONICS14.3%
FRONIUS USA14.3%
SMA AMERICA14.3%
SOLAREDGE14.3%
Frequently asked
Quick answers about 94569
How many solar installations are there in 94569?
SolarDNA counts 18 active solar installations in Port Costa 94569, 18 of them residential, with data through June 24, 2025.
How much does solar cost in 94569?
The median residential system in 94569 cost $5.12 per watt over the trailing twelve months, $0.86/W above the California median.
Is solar growing in 94569?
Recent growth cannot be measured yet for 94569: too few recent installs (data runs through June 24, 2025).
Who installs solar in 94569?
AMERICAN ARRAY SOLAR, TESLA, GOMAXXX lead the 14 installers with systems in 94569. The full comp set is above.
Is 94569 a good market for solar sales?
94569 scores 34 out of 100 (Fair, higher than 13% of U.S. zip markets). With under 500 installations the score is provisional.