| Name | Cass County |
| State | Illinois |
| FIPS Code | 17017 |
| County Seat | Virginia |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 12,779 |
| Population Growth Rate(2020-2024) | -2% |
| Majority Ethnicity | White 73.82% |
| Public School Majority Ethnicity | White 48% |
| Partisan Voting Index | Strongly Republican:+21 |
| Unemployment Rate (May 2026) | 5.6% |
| Sales Tax Rate (2025) | 8.25% |
| Area Code(s) | 217 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 73.82% |
| African American | 3.62% |
| Hispanic | 20.8% |
| Asian | 0.76% |
| Native American | 0.44% |
| Hawaiin/Pacific Islander | 0.56% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 47.74% |
| African American | 8.34% |
| Hispanic | 33.55% |
| Asian | 1.01% |
| Native American | 0.46% |
| Hawaiin/Pacific Islander | 1.2% |