'Martin County, IN' definitions:

Martin -- U.S. County in Indiana

From: Gazetteer 2000
Name :
Martin -- U.S. County in Indiana
Population (2000) :
10369
Housing Units (2000) :
4729
Land area (2000) :
336.136235 sq. miles (870.588814 sq. km)
Water area (2000) :
4.391523 sq. miles (11.373992 sq. km)
Total area (2000) :
340.527758 sq. miles (881.962806 sq. km)
Located within :
Indiana (IN), FIPS 18
Location :
38.724504 N, 86.833305 W