| Name | Lee County |
| State | Illinois |
| FIPS Code | 17103 |
| County Seat | Dixon |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 33,606 |
| Population Growth Rate(2020-2024) | -1.62% |
| Majority Ethnicity | White 86.82% |
| Public School Majority Ethnicity | White 83% |
| Partisan Voting Index | Republican:+11 |
| Unemployment Rate (May 2026) | 5.6% |
| Sales Tax Rate (2025) | 7.75% |
| Area Code(s) | 815 / 779 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 86.82% |
| African American | 5.37% |
| Hispanic | 7.18% |
| Asian | 0.53% |
| Native American | 0.08% |
| Hawaiin/Pacific Islander | 0.02% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 82.69% |
| African American | 2.38% |
| Hispanic | 7.38% |
| Asian | 0.52% |
| Native American | 0.1% |
| Hawaiin/Pacific Islander | 0.08% |