| Name | Atchison County |
| State | Kansas |
| FIPS Code | 20005 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 16,854 |
| Population Growth Rate(2000-2022) | -3.4% |
| Majority Ethnicity | White 93.53% |
| Public School Majority Ethnicity | White 74% |
| Partisan Voting Index | Republican:+14 |
| Unemployment Rate | 4.0% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 93.53% |
| African American | 2.39% |
| Hispanic | 3.08% |
| Asian | 0.45% |
| Native American | 0.49% |
| Hawaiin/Pacific Islander | 0.06% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 74.33% |
| African American | 11.07% |
| Hispanic | 4% |
| Asian | 0.41% |
| Native American | 0.35% |
| Hawaiin/Pacific Islander | 0.17% |