| Place Name | Quonochontaug |
| Place Type | Census Designated Place |
| ZIP Code(s) | 02813 |
| County | Washington County |
| Area Code(s) | 401 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 441 |
| Population Growth Rate (2010-19) | 26.73% |
| Majority Ethnicity | White 92.15% |
| Metro/Micro Stats Area | Providence-Warwick, RI-MA |
| US Congressional District(s) | Rhode Island 2nd |
| State House Districts | 36 |
| State Senate Districts | 38 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.15% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 7.85% |