'Marshall County, IA' definitions:

Marshall -- U.S. County in Iowa

From: Gazetteer 2000
Name :
Marshall -- U.S. County in Iowa
Population (2000) :
39311
Housing Units (2000) :
16324
Land area (2000) :
572.316467 sq. miles (1482.292782 sq. km)
Water area (2000) :
0.698604 sq. miles (1.809376 sq. km)
Total area (2000) :
573.015071 sq. miles (1484.102158 sq. km)
Located within :
Iowa (IA), FIPS 19
Location :
42.036694 N, 92.972749 W