Clemson Island Prehistoric District

Clemson Island Prehistoric District
U.S. National Register of Historic Places
U.S. Historic district
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Nearest city	Southern portion of Clemson Island in the Susquehanna River, Halifax Township, Pennsylvania
Coordinates	40°27′54.5″N 76°56′44.4″W / 40.465139°N 76.945667°W / 40.465139; -76.945667Coordinates: 40°27′54.5″N 76°56′44.4″W / 40.465139°N 76.945667°W / 40.465139; -76.945667
Area	14.5 acres (5.9 ha)
NRHP Reference #	81000540
Added to NRHP	September 17, 1981

Clemson Island Prehistoric District is a historic archaeological site and national historic district located at Halifax Township, Dauphin County, Pennsylvania. It is a series of three spatially discrete loci. They constitute a transitional Middle Woodland - Late Woodland mound and associated village, that dates from the Early Archaic period (c. 6,900 B.C.) to the 18th century. The mound was excavated in May and June 1929.

It was added to the National Register of Historic Places in 1981.