Mount Joy Township, Adams County, Pennsylvania

Mount Joy Township,
Adams County,
Pennsylvania
The Spangler-Benner Farm, a historic site in the township
Location in Adams County and the state of Pennsylvania.
CountryUnited States
StatePennsylvania
CountyAdams
Settled1749
IncorporatedBefore 1800
Area
 • Total
26.23 sq mi (67.93 km2)
 • Land26.00 sq mi (67.35 km2)
 • Water0.22 sq mi (0.58 km2)
Population
 (2020)
 • Total
3,782
 • Estimate 
(2023)
3,839
 • Density142.3/sq mi (54.94/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
Area code717
FIPS code42-001-51640
Websitewww.mtjoytwp.us

Mount Joy Township is a township in Adams County, Pennsylvania, United States. The population was 3,670 at the 2010 census.