| Place Name | Thompsontown |
| Place Type | Borough |
| ZIP Code(s) | 17094 |
| County | Juniata County |
| Area Code(s) | 717 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 644 |
| Population Growth Rate (2010-19) | -9.47% |
| Majority Ethnicity | White 92.46% |
| US Congressional District(s) | Pennsylvania 10th |
| State House Districts | 82 |
| State Senate Districts | 34 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.46% |
| African American | 2.73% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.82% |