- Kampsville
- Kane Township
- Kane
- Kaneville Township
- Kankakee
- Kansas
- Kansas Township
- Kappa
- Karnak Precinct
- Karnak
- Kaskaskia
- Keene
- Keithsburg Township
- Keithsburg
- Kell
- Kempton
- Kendall
- Kenilworth
- Kenney
- Kent
- Kewanee
- Kewanee township
- Keyesport
- Kickapoo
- Kildeer
- Kincaid
- Kinderhook
- Kinderhook township
- King
- Kingston
- Kingston Township
- Kinkaid
- Kinmundy
- Kinmundy Township
- Kinsman
- Kirkland
- Kirkwood
- Knollwood
- Knox
- Knoxville
Illinois Homes for sale & real estate cities starting with "K"
Illinois Cities starting With "K"
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