Sullivan County

Counties: Sullivan County

Natural Areas Organizations

Sullivan County Indiana Location Map

Sullivan County is in western Indiana. It is bounded on the north by Vigo County, on the west by Illinois, on the south by Knox County, on the east by Greene County, and on the northeast by Clay County.

  Natural Areas

Greene-Sullivan State Forest

Sanctuary Oaks Nature Preserve

Shakamak Prairie Nature Preserve

Shakamak State Park
 See also: DNR


Indiana Native Plant Society - South Central Chapter

Ouabache Land Conservancy

Wabash Valley Audubon Society