| Place Name | Smithfield Township |
| Place Type | Township |
| ZIP Code(s) | 43901 43907 43917 43943 43948 |
| County | Jefferson County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 3,074 |
| Majority Ethnicity | White 97.07% |
| Metro/Micro Stats Area | Weirton-Steubenville, WV-OH |
| US Congressional District(s) | Ohio 6th |
| State House Districts | 96 |
| State Senate Districts | 30 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.07% |
| African American | 2.23% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.7% |