'Iron County, MO' definitions:

Iron -- U.S. County in Missouri

From: Gazetteer 2000
Name :
Iron -- U.S. County in Missouri
Population (2000) :
10697
Housing Units (2000) :
4907
Land area (2000) :
551.339034 sq. miles (1427.961482 sq. km)
Water area (2000) :
0.713741 sq. miles (1.848581 sq. km)
Total area (2000) :
552.052775 sq. miles (1429.810063 sq. km)
Located within :
Missouri (MO), FIPS 29
Location :
37.539303 N, 90.743905 W