Marion County, Alabama

Marion County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF MARION GUS Population: 29,323 (2024) ID: 100014	County	Official County Government	Contact: COMMISSIONER PO BOX 460, HAMILTON AL 35570-0460
CITY OF HAMILTON GUS Population: 6,944 (2024) ID: 160677	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 188, HAMILTON AL 35570-0188
CITY OF WINFIELD GUS Population: 4,862 (2024) ID: 203916	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 1438, WINFIELD AL 35594-1438
CITY OF GUIN GUS Population: 2,137 (2024) ID: 203915	Municipal	Municipal Government Within County	Contact: CPA PO BOX 249, GUIN AL 35563-0249
TOWN OF HACKLEBURG GUS Population: 1,448 (2024) ID: 160676	Municipal	Municipal Government Within County	Contact: TOWN CLERK PO BOX 279, HACKLEBURG AL 35564-0279
TOWN OF BEAR CREEK GUS Population: 1,052 (2024) ID: 122570	Municipal	Municipal Government Within County	Contact: CITY CLERK PO BOX 186, BEAR CREEK AL 35543-0186
TOWN OF BRILLIANT GUS Population: 839 (2024) ID: 211262	Municipal	Municipal Government Within County	Contact: TOWN CLERK PO BOX 407, BRILLIANT AL 35548-0407
TOWN OF TWIN GUS Population: 359 (2024) ID: 221025	Municipal	Municipal Government Within County	Contact: CLERK PO BOX 250, GUIN AL 35563-0250
TOWN OF GU-WIN GUS Population: 142 (2024) ID: 225039	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 550, GU-WIN AL 35563-0550