'Warren County, IA' definitions:

Warren -- U.S. County in Iowa

From: Gazetteer 2000
Name :
Warren -- U.S. County in Iowa
Population (2000) :
40671
Housing Units (2000) :
15289
Land area (2000) :
571.644023 sq. miles (1480.551159 sq. km)
Water area (2000) :
1.562757 sq. miles (4.047522 sq. km)
Total area (2000) :
573.206780 sq. miles (1484.598681 sq. km)
Located within :
Iowa (IA), FIPS 19
Location :
41.373285 N, 93.559883 W