'Gregory County' definitions:
Gregory -- U.S. County in South Dakota
From: Gazetteer 2000
Name :
Gregory -- U.S. County in South Dakota
Population (2000) :
4792
Housing Units (2000) :
2405
Land area (2000) :
1015.934636 sq. miles (2631.258515 sq. km)
Water area (2000) :
37.511128 sq. miles (97.153372 sq. km)
Total area (2000) :
1053.445764 sq. miles (2728.411887 sq. km)
Located within :
South Dakota (SD), FIPS 46
Location :
43.183400 N, 99.205492 W