| Name | Pettis County |
| State | Missouri |
| FIPS Code | 29159 |
| County Seat | Sedalia |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 43,591 |
| Population Growth Rate(2020-2024) | 1.4% |
| Majority Ethnicity | White 86.36% |
| Public School Majority Ethnicity | White 71% |
| Partisan Voting Index | Strongly Republican:+25 |
| Unemployment Rate (May 2026) | 4.0% |
| Sales Tax Rate (2025) | 6.23% |
| Area Code(s) | 660 / 235 / 573 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 86.36% |
| African American | 2.5% |
| Hispanic | 9.64% |
| Asian | 0.69% |
| Native American | 0.44% |
| Hawaiin/Pacific Islander | 0.37% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 70.73% |
| African American | 3.47% |
| Hispanic | 17.2% |
| Asian | 0.55% |
| Native American | 0.33% |
| Hawaiin/Pacific Islander | 0.46% |