| Place Name | Walnut Township (Pickaway County) |
| Place Type | Township |
| ZIP Code(s) | 43103 43113 |
| County | Pickaway County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 2,946 |
| Majority Ethnicity | White 99.93% |
| Metro/Micro Stats Area | Columbus, OH |
| US Congressional District(s) | Ohio 15th |
| State House Districts | 78 |
| State Senate Districts | 20 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 99.93% |
| African American | 0.07% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |