'Calhoun County, IA' definitions:

Calhoun -- U.S. County in Iowa

From: Gazetteer 2000
Name :
Calhoun -- U.S. County in Iowa
Population (2000) :
11115
Housing Units (2000) :
5219
Land area (2000) :
570.149896 sq. miles (1476.681388 sq. km)
Water area (2000) :
2.139603 sq. miles (5.541547 sq. km)
Total area (2000) :
572.289499 sq. miles (1482.222935 sq. km)
Located within :
Iowa (IA), FIPS 19
Location :
42.387432 N, 94.632554 W