Kelly Township, Union County, Pennsylvania

Kelly Township, Pennsylvania
Central Oak Heights is a summer getaway in Kelly Township.
Map of Union County, Pennsylvania highlighting Kelly Township
Map of Pennsylvania highlighting Union County
CountryUnited States
StatePennsylvania
CountyUnion
Settled1783
Incorporated1824
Area
 • Total
17.20 sq mi (44.55 km2)
 • Land17.17 sq mi (44.47 km2)
 • Water0.031 sq mi (0.08 km2)
Population
 (2020)
 • Total
3,993
 • Estimate 
(2021)
4,002
 • Density326/sq mi (125.9/km2)
Time zoneUTC-5 (EST)
 • Summer (DST)UTC-4 (EDT)
FIPS code42-119-39136
Websitehttps://kellytwp.org/

Kelly Township is a township in Union County, Pennsylvania, United States. The population was 3,993 at the 2020 census. The United States Penitentiary, Lewisburg is located in Kelly Township, and not in the nearby Borough of Lewisburg, whose post office serves most of the township (except for its northeastern corner, which is served by the West Milton post office).