Cass County, Illinois
Cass County | |
|---|---|
Cass County Courthouse | |
Location within the U.S. state of Illinois | |
Illinois's location within the U.S. | |
| Coordinates: 39°59′N 90°15′W / 39.98°N 90.25°W | |
| Country | United States |
| State | Illinois |
| Founded | 1837 |
| Named after | Lewis Cass |
| Seat | Virginia |
| Largest city | Beardstown |
| Area | |
• Total | 384 sq mi (990 km2) |
| • Land | 376 sq mi (970 km2) |
| • Water | 7.9 sq mi (20 km2) 2.1% |
| Population (2020) | |
• Total | 13,042 |
• Estimate (2023) | 12,596 |
| • Density | 34/sq mi (13/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 15th |
| Website | co |
Cass County is a county located in the U.S. state of Illinois. As of the 2020 United States census, the population was 13,042. Its county seat is Virginia. It is the home of the Jim Edgar Panther Creek State Fish and Wildlife Area.