| Name | Kendall County |
| State | Illinois |
| FIPS Code | 17093 |
| County Seat | Yorkville |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 140,229 |
| Population Growth Rate(2020-2024) | 5.97% |
| Majority Ethnicity | White 67.34% |
| Public School Majority Ethnicity | White 57% |
| Partisan Voting Index | Democratic:+1 |
| Unemployment Rate (May 2026) | 5.3% |
| Sales Tax Rate (2025) | 7.25% |
| Area Code(s) | 331 / 630 / 815 / 779 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 67.34% |
| African American | 8.11% |
| Hispanic | 21.12% |
| Asian | 3.11% |
| Native American | 0.32% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 56.94% |
| African American | 8.31% |
| Hispanic | 26.72% |
| Asian | 3.41% |
| Native American | 0.12% |
| Hawaiin/Pacific Islander | 0.06% |