| Place Name | Portsmouth |
| Place Type | Town |
| ZIP Code(s) | 02871 |
| County | Newport County |
| Area Code(s) | 401 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 17,802 |
| Majority Ethnicity | White 92.58% |
| Metro/Micro Stats Area | Providence-Warwick, RI-MA |
| US Congressional District(s) | Rhode Island 1st |
| State House Districts | 69,70,71,72 |
| State Senate Districts | 11 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.58% |
| African American | 1.45% |
| Hispanic | 0% |
| Asian | 0.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 5.26% |