Fairfield, PA 17320 solar market data
Updated September 15, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Fairfield 17320 has 50 solar installations at a median installed cost of $5.43/W, recent growth not yet measurable, and a Market Score of 37 — higher than 17% of U.S. zip markets.
Versus Pennsylvania
How 17320 compares with the state
Installed cost
$0.56/W below
state median $5.99/W
Market score
37 vs 50
Pennsylvania scores 50
Share of state installs
0.06%
of 88.5K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▲ 48.7%
residential solar added in Pennsylvania, 12 months through Jul 2026
Statewide market
105.3K systems
2.8% of homes · utility-reported through Jul 2026
Growth & pricing
17320 by year
8 installs in the trailing twelve months vs 12 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 17320
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | JK MECHANICAL | 3 | 0 | 7.54 | $4.35 |
| 2 | DAFLURE HEATING AND COOLING | 2 | 0 | 3.65 | $7.25 |
| 3 | ADVANCED SOLAR | 1 | 0 | 10.26 | $5.43 |
| 4 | ASTRUM SOLAR | 1 | 0 | 9.5 | $4.07 |
| 5 | GREENSPRING ENERGY | 1 | 0 | 6.3 | $6.68 |
| 6 | STANDARD SOLAR | 1 | 0 | 7.4 | $5.92 |
| 7 | STEWARTSTOWN ELECTRIC SERVICE | 1 | 0 | 9.2 | $5.50 |
| 8 | SUNLION ENERGY SYSTEMS | 1 | 0 | 47.04 | $4.52 |
Equipment
What gets installed in 17320
Share of systems with a recorded brand
Modules
SCHUCO USA40.0%
CANADIAN SOLAR10.0%
GREEN POWER10.0%
HYUNDAI ENERGY SOLUTIONS10.0%
LG ELECTRONICS10.0%
Inverters
ENPHASE ENERGY54.5%
SMA AMERICA36.4%
OUTBACK POWER TECHNOLOGIES9.1%
Frequently asked
Quick answers about 17320
How many solar installations are there in 17320?
SolarDNA counts 50 active solar installations in Fairfield 17320, 46 of them residential, with data through September 15, 2026.
How much does solar cost in 17320?
The median residential system in 17320 cost $5.43 per watt over the trailing twelve months, $0.56/W below the Pennsylvania median.
Is solar growing in 17320?
Recent growth cannot be measured yet for 17320: too few recent installs (data runs through September 15, 2026).
Who installs solar in 17320?
JK MECHANICAL, DAFLURE HEATING AND COOLING, ADVANCED SOLAR lead the 8 installers with systems in 17320. The full comp set is above.
Is 17320 a good market for solar sales?
17320 scores 37 out of 100 (Fair, higher than 17% of U.S. zip markets). With under 500 installations the score is provisional.