ILLINOIS STATE ARCHIVES
300 W. State St.
Jacksonville, IL 62650
217-243-8581 — County Clerk
217-243-5419 — Circuit Clerk
217-243-8581 — Recorder
University of Illinois at Springfield
One University Plaza, MS BRK 140
Springfield IL 62703-5407
January 31, 1823 (Laws, 1823, p. 108.)
Origin of the name of the county
Named for Daniel Morgan, a General of the Revolution, who, as commander of the "Rifle Brigade," served with distinction at Quebec, Saratoga, the Cowpens, and other important engagements.
Present area, or parts of it, formerly included in
1821–1823 — Greene
1812–1821 — Madison
1790–1812 — St. Clair
1823–1825 — Olmstead’s Mounds—Temporary designation.
1825– — Jacksonville
History of county governing board
1823–1849 — County Commissioners’ Court
1849–1873 — County Court
1873– — Board of County Commissioners
Documented Record Losses
December 6, 1827 — Fire. Most records lost (1823–1827).
Morgan County has never adopted township form of government. The county has been divided into precincts.
Federal Township Plats of Illinois
Illinois Public Domain Land Tract Sales Database
Illinois Statewide Death Index, 1916–1950
Illinois Statewide Death Index, Pre–1916
Illinois Statewide Marriage Index
Local Governmental Records Database
Morgan County Poor Farm Record Index
Name Index to Illinois Local Governments