Mount Gretna, PA solar installation & market data
Updated November 17, 2025Provisional score · under 500 installs By The SolarDNA Data Team
Mount Gretna has 6 solar installations across 1 zip code at a median installed cost of $5.06/W, recent growth not yet measurable, and an installs-weighted Market Score of 38.
Active installations
6
Zip markets
1
Median cost
$5.06/W
12-mo growth
—
Installers active
2
City Market Score
Fair · installs-weighted across 1 zips
Best zip in Mount Gretna scores higher than 27% of U.S. zip markets.
Versus Pennsylvania
How Mount Gretna compares with the state
Installed cost
$0.94/W below
state median $5.99/W
Market score
38 vs 50
Pennsylvania scores 50
Share of state installs
0.01%
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
Mount Gretna by year
2 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 Mount Gretna
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | ENERGY SYSTEMS AND INSTALLATION | 1 | 0 | 1 | $5.38 |
| 2 | HALLER ENTERPRISES | 1 | 0 | 1 | $4.73 |
Zip markets
Zips in Mount Gretna
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 17064 | 6 | $5.06 | 38 D |