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McDonough County, Illinois

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McDonough County, Illinois
McDonough County Courthouse — CC BY-SA 2.5, Robert Lawton · source

About McDonough County

McDonough County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 27,238. Its county seat is Macomb, which is also the home of Western Illinois University.

Description adapted from Wikipedia, CC BY-SA 4.0.

McDonough County at a glance

County seat
Macomb
Population
27,238 (2020)
Land area
590 sq mi
Founded
1826

Largest communities in McDonough County

  1. Macomb County seat15,051
  2. Macomb City Township15,051
  3. Bushnell Township2,919
  4. Bushnell2,718
  5. Colchester Township1,559

History of McDonough County

McDonough County is named in honor of Thomas Macdonough who defeated a British squadron in the decisive naval Battle of Lake Champlain in the War of 1812. McDonough County was part of the "Military Tract" set aside by Congress for veterans of the War of 1812.

Adapted from Wikipedia, CC BY-SA 4.0.

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  1. 01

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  2. 02

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Official channels

McDonough County election resources

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Part of Illinois Voter Check

This is the McDonough County page of Illinois Voter Check, a project of True the Vote, pointing Illinois voters at the official tools that already exist — and at Scan Check Protect to verify your registration.

Where anything here differs from what McDonough County or the Illinois State Board of Elections publishes, they are right and this page is not.