ILLINOIS STATE ARCHIVES

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Alexander County

Established
March 4, 1819 (Laws, 1819, p. 113)

Origin of the name of the county
Named for William M. Alexander, an early settler of the county bearing his name and Senator in the second and third General Assemblies of the State.

Present area, or parts of it, formerly included in
1818–1819 — Union
1812–1818 — Johnson
1795–1812 — Randolph
1790–1795 — St. Clair

County Seats
1819–1833 — America
1833–1845 — Unity
1845–1860 — Thebes
1860–  — Cairo

History of county governing board
1819–1849 — County Commissioners’ Court
1849–1873 — County Court
1873–  — Board of County Commissioners

Township Government
Alexander County has never adopted township form of government. The county has been divided into precincts.

Precincts Names
Cache No. 1
Cache No. 2
Cairo
Elco
McClure
Miller
Olive Branch
Sandusky
Santa Fe
Tamms
Thebes
Unity

County Map

Pertinent Databases
Federal Township Plats of Illinois
Illinois Public Domain Land Tract Sales Database
Illinois Statewide Death Index, 1916–1950
Illinois Statewide Marriage Index
Local Governmental Records Database
Name Index to Illinois Local Governments