Unionville, Chester County, Pennsylvania


Unionville, Pennsylvania
House in the historic district
Location in Chester County and the U.S. state of Pennsylvania
Unionville
Location of Unionville in Pennsylvania
Unionville
Unionville (the United States)
Coordinates: 39°53′51.9″N 75°43′49.5″W / 39.897750°N 75.730417°W / 39.897750; -75.730417
CountryUnited States
StatePennsylvania
CountyChester
TownshipEast Marlborough
Area
 • Total
0.863 sq mi (2.24 km2)
 • Land0.855 sq mi (2.21 km2)
 • Water0.008 sq mi (0.021 km2)
Elevation
476 ft (145 m)
Population
 (2020)
 • Total
577
 • Density675/sq mi (261/km2)
Time zoneUTC-5 (EST)
 • Summer (DST)UTC-4 (EDT)
ZIP code
19375
Area codes610 and 484
FIPS code4278624
GNIS feature ID2812903

Unionville is an unincorporated community and census-designated place in East Marlborough Township in southern Chester County, Pennsylvania, United States. It was originally known as Jacksonville. The Unionville Village Historic District was added to the National Register of Historic Places in 1979. As of 2020, the CDP has a population of 577.