ILLINOIS STATE ARCHIVES

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Tazewell County

Established
January 31, 1827 (Laws, 1827, p. 113)

Origin of the name of the county
Named for Lyttleton W. Tazewell, an eminent lawyer, Governor, Representative in Congress, and United States Senator from Virginia.

Present area, or parts of it, formerly included in
1825–1827 — Peoria
1821–1825 — Sangamon
1817–1821 — Bond
1812–1821 — Madison
1790–1812 — St. Clair
1790–1801 — Knox, Northwest Territory

County Seats
1827–1831 — Mackinaw
1831–1836 — Pekin
1836–1849 — Tremont
1850–   — Pekin

History of county governing board
1827–1850 — County Commissioners’ Court
1850–  — County Board of Supervisors

Township Government
Adopted — November 6, 1849

Township Names
Boynton — Formed as Boyington in November, 1854; name changed to Boynton (date unknown).
Cincinnati
Deer Creek
Delavan
Dillon
Elm Grove
Fon-du-lac
Groveland
Hittle — Name changed from Union to Waterford on May 20, 1850; name changed from Waterford to Armington in August, 1850; name changed from Armington to Hittle on November 11, 1850.
Hopedale — Name changed from Highland on May 20, 1850.
Little Mackinaw
Mackinaw
Malone — Formed from Delavan in November, 1854.
Morton
Pekin
Sand Prairie — Name changed from Jefferson on May 20, 1850.
Spring Lake
Tremont
Washington

Township 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