| Place Name | Napoleon |
| Place Type | City |
| ZIP Code(s) | 43545 |
| County | Henry County |
| Area Code(s) | 419,567 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 8,782 |
| Population Growth Rate (2010-19) | 1.29% |
| Majority Ethnicity | White 88.38% |
| US Congressional District(s) | Ohio 5th |
| State House Districts | 81 |
| State Senate Districts | 1 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 88.38% |
| African American | 0.89% |
| Hispanic | 0.64% |
| Asian | 0% |
| Native American | 0.07% |
| Hawaiin/Pacific Islander | 10.02% |