'Cook County' definitions:

Cook -- U.S. County in Illinois

From: Gazetteer 2000
Name :
Cook -- U.S. County in Illinois
Population (2000) :
5376741
Housing Units (2000) :
2096121
Land area (2000) :
945.680365 sq. miles (2449.300798 sq. km)
Water area (2000) :
689.360841 sq. miles (1785.436307 sq. km)
Total area (2000) :
1635.041206 sq. miles (4234.737105 sq. km)
Located within :
Illinois (IL), FIPS 17
Location :
41.837649 N, 87.767817 W

Cook -- U.S. County in Minnesota

From: Gazetteer 2000
Name :
Cook -- U.S. County in Minnesota
Population (2000) :
5168
Housing Units (2000) :
4708
Land area (2000) :
1450.604787 sq. miles (3757.048990 sq. km)
Water area (2000) :
1889.112522 sq. miles (4892.778762 sq. km)
Total area (2000) :
3339.717309 sq. miles (8649.827752 sq. km)
Located within :
Minnesota (MN), FIPS 27
Location :
47.856408 N, 90.497890 W

Cook -- U.S. County in Georgia

From: Gazetteer 2000
Name :
Cook -- U.S. County in Georgia
Population (2000) :
15771
Housing Units (2000) :
6558
Land area (2000) :
229.018029 sq. miles (593.153947 sq. km)
Water area (2000) :
4.203139 sq. miles (10.886080 sq. km)
Total area (2000) :
233.221168 sq. miles (604.040027 sq. km)
Located within :
Georgia (GA), FIPS 13
Location :
31.154793 N, 83.429366 W