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is a borough in Delaware County, Pennsylvania, United States. The population was 6,978 at the 2000 census.
According to the United States Census Bureau, the borough has a total area of 1.4 square miles (3.7 km²), of which, 1.4 square miles (3.5 km²) of it is land and 0.1 square miles (0.2 km²) of it (4.26%) is water.
It is bordered by the southwestern portion of Philadelphia. Other neighboring communities include Collingdale, Sharon Hill, Glenolden, Darby Township and Norwood.
A branch of the Delaware County Courthouse makes its home in Folcroft, and the town is a stop on the R2 line of the SEPTA Regional Rail commuter railroad system.