Cass County, IL
Cass County Map
The County of Cass is located in the State of Illinois. Find directions to Cass County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Cass County population is estimated at 11,925 people. The Cass County time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).