'Eaton County, MI' definitions:

Eaton -- U.S. County in Michigan

From: Gazetteer 2000
Name :
Eaton -- U.S. County in Michigan
Population (2000) :
103655
Housing Units (2000) :
42118
Land area (2000) :
576.409715 sq. miles (1492.894246 sq. km)
Water area (2000) :
2.612167 sq. miles (6.765482 sq. km)
Total area (2000) :
579.021882 sq. miles (1499.659728 sq. km)
Located within :
Michigan (MI), FIPS 26
Location :
42.616759 N, 84.782331 W