Spruce Run Earthworks

Spruce Run Earthworks
Woods within which the works are located
Nearest cityGalena, Ohio
Coordinates40°10′40″N 82°51′51.6″W / 40.17778°N 82.864333°W / 40.17778; -82.864333
Area1 acre (0.40 ha)
NRHP reference No.73001431
Added to NRHPJuly 16, 1973

The Spruce Run Earthworks is an archaeological site located in the central part of the U.S. state of Ohio, in Delaware County. It is believed to have been built by the Adena culture.