Johnson County Map
The County of Johnson is located in the State of Illinois. Find directions to Johnson County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Johnson County population is estimated at 12,358 people. The Johnson County time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).
Nearby counties include Massac County, Pope County, Pulaski County, Saline County, Union County, Williamson County.
Top cities include Vienna, Goreville, Cypress, New Burnside, Buncombe