Mobile -- U.S. County in Alabama Population (2000): 399843 Housing Units (2000): 165101 Land area (2000): 1233.090896 sq. miles (3193.690623 sq. km) Water area (2000): 410.931906 sq. miles (1064.308706 sq. km) Total area (2000): 1644.022802 sq. miles (4257.999329 sq. km) Located within: Alabama (AL), FIPS 01 Location: 30.722256 N, 88.139667 W Headwords: Mobile Mobile, AL Mobile County Mobile County, AL