Hanover, PA 17331 solar market data
Updated September 22, 2026 By The SolarDNA Data Team
Hanover 17331 has 787 solar installations at a median installed cost of $5.63/W, installations down 33.1% over the trailing twelve months, and a Market Score of 31 — higher than 4% of U.S. zip markets.
Versus Pennsylvania
How 17331 compares with the state
Installed cost
$0.37/W below
state median $5.99/W
Market score
31 vs 50
Pennsylvania scores 50
Share of state installs
0.89%
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
Next-12-month outlook: 71–97 installs (midpoint 84)
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
17331 by year
99 installs in the trailing twelve months vs 148 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 17331
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | USA SOLAR STORE | 5 | 0 | 4.31 | $6.65 |
| 2 | ASTRUM SOLAR | 4 | 0 | 9.29 | $4.50 |
| 3 | GREENSPRING ENERGY | 4 | 0 | 18.74 | $5.25 |
| 4 | GETTYSBURG SOLAR | 3 | 0 | 17.33 | $3.62 |
| 5 | EICHELBERGER ENERGY | 2 | 0 | 12.93 | $5.02 |
| 6 | KC GREEN ENERGY | 2 | 0 | 9.94 | $6.23 |
| 7 | ADVANCED SOLAR | 1 | 0 | 10.13 | $7.50 |
| 8 | AIREVOLUTION WIND ENERGY SYSTEMS | 1 | 0 | 9.66 | $3.10 |
| 9 | DAFLURE HEATING AND COOLING | 1 | 0 | 4.4 | $7.23 |
| 10 | ENDLESS MTN SOLAR SERVICES | 1 | 0 | 7.98 | $6.89 |
| 11 | GGE | 1 | 0 | 2.04 | $10.68 |
| 12 | J3 ENERGY GROUP | 1 | 0 | 201.6 | $6.85 |
Equipment
What gets installed in 17331
Share of systems with a recorded brand
Modules
SCHUCO USA17.2%
SOLAR POWER INDUSTRIES13.8%
CSI SOLAR10.3%
LG ELECTRONICS6.9%
MOTECH INDUSTRIES6.9%
Inverters
SMA AMERICA48.5%
ENPHASE ENERGY18.2%
FRONIUS USA15.2%
KACO3.0%
POWER-ONE3.0%
Frequently asked
Quick answers about 17331
How many solar installations are there in 17331?
SolarDNA counts 787 active solar installations in Hanover 17331, 768 of them residential, with data through September 22, 2026.
How much does solar cost in 17331?
The median residential system in 17331 cost $5.63 per watt over the trailing twelve months, $0.37/W below the Pennsylvania median.
Is solar growing in 17331?
Installations in 17331 are down 33.1%: 99 in the trailing twelve months versus 148 before.
Who installs solar in 17331?
USA SOLAR STORE, ASTRUM SOLAR, GREENSPRING ENERGY lead the 19 installers with systems in 17331. The full comp set is above.
Is 17331 a good market for solar sales?
17331 scores 31 out of 100 (Weak, higher than 4% of U.S. zip markets).