Martin -- U.S. County in Texas Population (2000): 4746 Housing Units (2000): 1898 Land area (2000): 914.784957 sq. miles (2369.282061 sq. km) Water area (2000): 0.837712 sq. miles (2.169665 sq. km) Total area (2000): 915.622669 sq. miles (2371.451726 sq. km) Located within: Texas (TX), FIPS 48 Location: 32.259437 N, 101.888785 W Headwords: Martin Martin, TX Martin County Martin County, TX