Johnson County, Illinois
Johnson County profile, demographic data, and geographic information.
Cities & Towns in Johnson County
Constituent municipalities and census communities located within Johnson County.
| City / Town Name | Classification | Census GEOID | Land Area |
|---|---|---|---|
| Belknap village | Village | 1704715 | 1.06 sq mi |
| Buncombe village | Village | 1709551 | 1.19 sq mi |
| Cypress village | Village | 1718251 | 0.75 sq mi |
| Goreville village | Village | 1730575 | 2.69 sq mi |
| New Burnside village | Village | 1752285 | 1.04 sq mi |
| Simpson village | Village | 1770005 | 0.53 sq mi |
| Vienna city | City | 1777863 | 2.84 sq mi |