'Clinton County, MO' definitions:

Clinton -- U.S. County in Missouri

From: Gazetteer 2000
Name :
Clinton -- U.S. County in Missouri
Population (2000) :
18979
Housing Units (2000) :
7877
Land area (2000) :
418.762387 sq. miles (1084.589558 sq. km)
Water area (2000) :
4.710166 sq. miles (12.199274 sq. km)
Total area (2000) :
423.472553 sq. miles (1096.788832 sq. km)
Located within :
Missouri (MO), FIPS 29
Location :
39.601426 N, 94.389768 W