| Name | Mahaska County |
| State | Iowa |
| FIPS Code | 19123 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 22,432 |
| Population Growth Rate(2000-2022) | -0.85% |
| Majority Ethnicity | White 94.61% |
| Public School Majority Ethnicity | White 89% |
| Partisan Voting Index | Strongly Republican:+22 |
| Unemployment Rate | 2.5% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 94.61% |
| African American | 1.55% |
| Hispanic | 2.13% |
| Asian | 1.38% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 0.07% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 89.46% |
| African American | 2.08% |
| Hispanic | 2.9% |
| Asian | 1.77% |
| Native American | 0.2% |
| Hawaiin/Pacific Islander | 0.14% |