Williamsport, PA 17701 solar market data
Updated September 30, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Williamsport 17701 has 165 solar installations at a median installed cost of $5.45/W, recent growth not yet measurable, and a Market Score of 37 — higher than 19% of U.S. zip markets.
Versus Pennsylvania
How 17701 compares with the state
Installed cost
$0.55/W below
state median $5.99/W
Market score
37 vs 50
Pennsylvania scores 50
Share of state installs
0.19%
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
17701 by year
48 installs in the trailing twelve months vs 33 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 17701
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | KC LARSON | 7 | 0 | 5.95 | $5.50 |
| 2 | FISHER SOLAR | 4 | 0 | 6.39 | $5.68 |
| 3 | ASTRUM SOLAR | 1 | 0 | 11.52 | $4.45 |
| 4 | ENERGY SYSTEMS AND INSTALLATION | 1 | 0 | 80.08 | $2.95 |
| 5 | SOLAIR ENERGY | 1 | 0 | 9.6 | $6.30 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 17702 Williamsport | 6.9 km | 51 | $6.33 | 33 |
| 17754 Montoursville | 8.7 km | 73 | $5.35 | 37 |
| 17728 Cogan Station | 10.0 km | 41 | $5.90 | 35 |
| 17752 Montgomery | 12.0 km | 36 | — | 42 |
| 17744 Linden | 12.7 km | 15 | $6.42 | 32 |
| 17810 Allenwood | 13.0 km | 32 | $5.35 | 37 |
Same city
Other zips in Williamsport
Equipment
What gets installed in 17701
Share of systems with a recorded brand
Modules
SCHUCO USA30.8%
SOLON23.1%
REC SOLAR15.4%
AU OPTRONICS7.7%
CSI SOLAR7.7%
Inverters
ENPHASE ENERGY42.9%
SMA AMERICA21.4%
FRONIUS USA14.3%
UNKNOWN7.1%
XANTREX TECHNOLOGY7.1%
Frequently asked
Quick answers about 17701
How many solar installations are there in 17701?
SolarDNA counts 165 active solar installations in Williamsport 17701, 152 of them residential, with data through September 30, 2026.
How much does solar cost in 17701?
The median residential system in 17701 cost $5.45 per watt over the trailing twelve months, $0.55/W below the Pennsylvania median.
Is solar growing in 17701?
Recent growth cannot be measured yet for 17701: too few recent installs (data runs through September 30, 2026).
Who installs solar in 17701?
KC LARSON, FISHER SOLAR, ASTRUM SOLAR lead the 5 installers with systems in 17701. The full comp set is above.
Is 17701 a good market for solar sales?
17701 scores 37 out of 100 (Fair, higher than 19% of U.S. zip markets). With under 500 installations the score is provisional.