Map of Marion CDP, Pennsylvania

Marion is an unincorporated community and census-designated place (CDP) in Franklin County, Pennsylvania, United States. As of the 2020 census, the population was 851.

It lies along U.S. Route 11, 6 miles (10 km) south of Chambersburg and 5 miles (8 km) north of Greencastle. Interstate 81 passes along the eastern edge of the community, with access from Exit 10 (Pennsylvania Route 914). I-81 leads northeastward 37 miles (60 km) to Carlisle and south 17 miles (27 km) to Hagerstown, Maryland.

Marion was originally called Independence, and under the latter name was laid out circa 1810. A post office called Marion has been in operation since 1833. The present name is after Francis Marion, army officer during the American Revolutionary War, known as the Swamp Fox.

Marion CDP overview:
Name:	Marion CDP
LSAD Code:	57
LSAD Description:	CDP (suffix)
State:	Pennsylvania
County:	Franklin County
Elevation:	633 ft (193 m)
Total Area:	1.99 sq mi (5.15 km²)
Land Area:	1.99 sq mi (5.15 km²)
Water Area:	0.00 sq mi (0.00 km²)
Total Population:	851
Population Density:	427.64/sq mi (165.14/km²)
ZIP code:	17235
Area code:	717
FIPS code:	4247464
GNISfeature ID:	1180410

Online Interactive Map

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Marion online map. Source: Basemap layers from Google Map, Open Street Map (OSM), Arcgisonline, Wmflabs. Boundary Data from Database of Global Administrative Areas.