| Place Name | Upper Township (Sebastian County) |
| Place Type | Township |
| County | Sebastian County |
| Area Code(s) | 479 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 89,116 |
| Majority Ethnicity | White 64.38% |
| Metro/Micro Stats Area | Fort Smith, AR-OK |
| US Congressional District(s) | Arkansas 3rd |
| State House Districts | 21,75,76,77,78 |
| State Senate Districts | 8,9 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 64.38% |
| African American | 8.58% |
| Hispanic | 1.22% |
| Asian | 6% |
| Native American | 0.01% |
| Hawaiin/Pacific Islander | 19.81% |