Eureka, CA 95503 solar market data
Updated May 26, 2026 By The SolarDNA Data Team
Eureka 95503 has 870 solar installations at a median installed cost of $4.05/W, installations down 12.9% over the trailing twelve months, and a Market Score of 40 — higher than 36% of U.S. zip markets.
Versus California
How 95503 compares with the state
Installed cost
$0.22/W below
state median $4.26/W
Market score
40 vs 53
California scores 53
Share of state installs
0.04%
of 2.3M tracked statewide
Battery attach
14.6%
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
Next-12-month outlook: 62–76 installs (midpoint 69)
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
95503 by year
74 installs in the trailing twelve months vs 85 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 95503
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | ABUNDANCE BUILDERS | 92 | 20 | 8.52 | $5.48 |
| 2 | GREENWIRED | 83 | 10 | 7.96 | $3.91 |
| 3 | SCURFIELD SOLAR | 67 | 0 | 5.4 | $4.63 |
| 4 | FREEDOM FOREVER | 47 | 5 | 6.71 | $5.52 |
| 5 | ROGER | 40 | 1 | 6.47 | $2.50 |
| 6 | CONCEPTUAL ELECTRIC | 38 | 0 | 6.59 | $3.10 |
| 7 | WESTHAVEN SOLAR | 36 | 0 | 5.57 | $4.38 |
| 8 | SWELL CONTRACTORS | 30 | 1 | 8.14 | $3.21 |
| 9 | FIEDLER BUILDING COMPANY | 24 | 0 | 5.07 | $3.40 |
| 10 | WESLEY HODGES | 24 | 0 | 6.36 | $3.18 |
| 11 | RISE ENERGY | 23 | 2 | 18.13 | $2.56 |
| 12 | SOLAR PROJECTS UNLIMITED | 22 | 1 | 6.91 | $3.75 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 95501 Eureka | 3.9 km | 634 | $4.16 | 49 |
| 95564 Samoa | 5.7 km | 11 | $1.85 | 48 |
| 95524 Bayside | 11.5 km | 171 | $4.13 | 40 |
| 95551 Loleta | 12.5 km | 116 | $4.14 | 39 |
| 95518 Arcata | 13.6 km | 52 | $3.80 | 41 |
| 95521 Arcata | 14.6 km | 943 | $3.97 | 49 |
Same city
Other zips in Eureka
Equipment
What gets installed in 95503
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA14.0%
REC GROUP9.2%
CSI SOLAR8.7%
SILFAB SOLAR7.7%
MISSION SOLAR ENERGY7.4%
Inverters
ENPHASE ENERGY34.0%
SMA AMERICA19.7%
SOLAREDGE16.5%
SUNPOWER5.3%
ALTENERGY POWER SYSTEM4.0%
Frequently asked
Quick answers about 95503
How many solar installations are there in 95503?
SolarDNA counts 870 active solar installations in Eureka 95503, 849 of them residential, with data through May 26, 2026.
How much does solar cost in 95503?
The median residential system in 95503 cost $4.05 per watt over the trailing twelve months, $0.22/W below the California median.
Is solar growing in 95503?
Installations in 95503 are down 12.9%: 74 in the trailing twelve months versus 85 before.
Who installs solar in 95503?
ABUNDANCE BUILDERS, GREENWIRED, SCURFIELD SOLAR lead the 109 installers with systems in 95503. The full comp set is above.
Is 95503 a good market for solar sales?
95503 scores 40 out of 100 (Good, higher than 36% of U.S. zip markets).