| Place Name | Castleton Township |
| Place Type | Township |
| ZIP Code(s) | 67501 67570 |
| County | Reno County |
| Area Code(s) | 620 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 735 |
| Majority Ethnicity | White 97.08% |
| Metro/Micro Stats Area | Hutchinson, KS |
| US Congressional District(s) | Kansas 1st |
| State House Districts | 101 |
| State Senate Districts | 34 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.08% |
| African American | 0% |
| Hispanic | 1.46% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.46% |