| Name | Tazewell County |
| State | Illinois |
| FIPS Code | 17179 |
| County Seat | Pekin |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 135,201 |
| Population Growth Rate(2000-2022) | -2.99% |
| Majority Ethnicity | White 97.47% |
| Public School Majority Ethnicity | White 89% |
| Partisan Voting Index | Republican:+14 |
| Unemployment Rate (February 2025) | 4.6% |
| Area Code(s) | 309 / 217 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 97.47% |
| African American | 1.21% |
| Hispanic | 0.11% |
| Asian | 1.12% |
| Native American | 0.05% |
| Hawaiin/Pacific Islander | 0.05% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 88.6% |
| African American | 1.75% |
| Hispanic | 4.04% |
| Asian | 0.98% |
| Native American | 0.21% |
| Hawaiin/Pacific Islander | 0.06% |