East Marlborough Township, Pennsylvania

East Marlborough Township
Unionville Historic District
Location in Chester County and the state of Pennsylvania.
Location of Pennsylvania in the United States
Coordinates: 39°52′20″N 75°43′45″W / 39.87222°N 75.72917°W / 39.87222; -75.72917
CountryUnited States
StatePennsylvania
CountyChester
Area
  Total
15.54 sq mi (40.26 km2)
  Land15.45 sq mi (40.02 km2)
  Water0.09 sq mi (0.23 km2)
Elevation
358 ft (109 m)
Population
 (2020)
  Total
7,305
  Estimate 
(2023)
7,877
  Density470.46/sq mi (181.64/km2)
Time zoneUTC-5 (EST)
  Summer (DST)UTC-4 (EDT)
Area code(s)610
FIPS code42-029-21480
Websitewww.eastmarlborough.org

East Marlborough Township is a township in Chester County, Pennsylvania, United States. The population was 7,305 at the 2020 census. East Marlborough and West Marlborough townships were carved out of the larger Marlborough Township in 1729. The township is home to many Penn Oak trees, trees that were in existence when William Penn explored the area.

The well-known Longwood Gardens is located in East Marlborough Township.