'Buffalo County' definitions:

Buffalo -- U.S. County in Nebraska

From: Gazetteer 2000
Name :
Buffalo -- U.S. County in Nebraska
Population (2000) :
42259
Housing Units (2000) :
16830
Land area (2000) :
967.994027 sq. miles (2507.092913 sq. km)
Water area (2000) :
7.276084 sq. miles (18.844970 sq. km)
Total area (2000) :
975.270111 sq. miles (2525.937883 sq. km)
Located within :
Nebraska (NE), FIPS 31
Location :
40.790062 N, 99.069182 W

Buffalo -- U.S. County in South Dakota

From: Gazetteer 2000
Name :
Buffalo -- U.S. County in South Dakota
Population (2000) :
2032
Housing Units (2000) :
602
Land area (2000) :
470.593646 sq. miles (1218.831895 sq. km)
Water area (2000) :
16.834714 sq. miles (43.601707 sq. km)
Total area (2000) :
487.428360 sq. miles (1262.433602 sq. km)
Located within :
South Dakota (SD), FIPS 46
Location :
44.047466 N, 99.271746 W

Buffalo -- U.S. County in Wisconsin

From: Gazetteer 2000
Name :
Buffalo -- U.S. County in Wisconsin
Population (2000) :
13804
Housing Units (2000) :
6098
Land area (2000) :
684.472690 sq. miles (1772.776054 sq. km)
Water area (2000) :
25.111180 sq. miles (65.037656 sq. km)
Total area (2000) :
709.583870 sq. miles (1837.813710 sq. km)
Located within :
Wisconsin (WI), FIPS 55
Location :
44.376620 N, 91.753095 W