Plymouth, PA 18651 solar market data
Updated September 30, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Plymouth 18651 has 21 solar installations at a median installed cost of $9.02/W, recent growth not yet measurable, and a Market Score of 32 — higher than 8% of U.S. zip markets.
Versus Pennsylvania
How 18651 compares with the state
Installed cost
$3.02/W above
state median $5.99/W
Market score
32 vs 50
Pennsylvania scores 50
Share of state installs
0.02%
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
18651 by year
10 installs in the trailing twelve months vs 6 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 18651
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | KEYSTONE ENERGY | 2 | 0 | 9.92 | $9.02 |
Equipment
What gets installed in 18651
Share of systems with a recorded brand
Modules
MAGE SOLAR50.0%
SUNTECH POWER50.0%
Inverters
SMA AMERICA100.0%
Frequently asked
Quick answers about 18651
How many solar installations are there in 18651?
SolarDNA counts 21 active solar installations in Plymouth 18651, 18 of them residential, with data through September 30, 2026.
How much does solar cost in 18651?
The median residential system in 18651 cost $9.02 per watt over the trailing twelve months, $3.02/W above the Pennsylvania median.
Is solar growing in 18651?
Recent growth cannot be measured yet for 18651: too few recent installs (data runs through September 30, 2026).
Who installs solar in 18651?
KEYSTONE ENERGY lead the 1 installers with systems in 18651. The full comp set is above.
Is 18651 a good market for solar sales?
18651 scores 32 out of 100 (Weak, higher than 8% of U.S. zip markets). With under 500 installations the score is provisional.