Fairfax, CA 94978 solar market data
Updated June 16, 2010Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Fairfax 94978 has 1 solar installations at a median installed cost of $6.05/W, recent growth not yet measurable, and a Market Score of 30 — higher than 4% of U.S. zip markets.
Versus California
How 94978 compares with the state
Installed cost
$1.78/W above
state median $4.26/W
Market score
30 vs 53
California scores 53
Share of state installs
0.00%
of 2.3M tracked statewide
Battery attach
0.0%
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
94978 by year
1 installs in the trailing twelve months vs 0 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 94978
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUN FIRST | 1 | 0 | 2.45 | $6.05 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|
Same city
Other zips in Fairfax
Equipment
What gets installed in 94978
Share of systems with a recorded brand
Modules
Inverters
PV POWERED100.0%
Frequently asked
Quick answers about 94978
How many solar installations are there in 94978?
SolarDNA counts 1 active solar installations in Fairfax 94978, 1 of them residential, with data through June 16, 2010.
How much does solar cost in 94978?
The median residential system in 94978 cost $6.05 per watt over the trailing twelve months, $1.78/W above the California median.
Is solar growing in 94978?
Recent growth cannot be measured yet for 94978: insufficient recent data (data runs through June 16, 2010).
Who installs solar in 94978?
SUN FIRST lead the 1 installers with systems in 94978. The full comp set is above.
Is 94978 a good market for solar sales?
94978 scores 30 out of 100 (Weak, higher than 4% of U.S. zip markets). With under 500 installations the score is provisional.