| Place Name | Sweetwater |
| Place Type | Census Designated Place |
| ZIP Code(s) | 83524 83540 |
| County | Nez Perce County |
| Area Code(s) | 208 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 91 |
| Population Growth Rate (2010-19) | 8.39% |
| Majority Ethnicity | Native American 0% |
| Metro/Micro Stats Area | Lewiston, ID-WA |
| US Congressional District(s) | Idaho 1st |
| State House Districts | 6 |
| State Senate Districts | 6 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 39.81% |
| African American | 0% |
| Hispanic | 60.19% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |