| Name | Lewis County |
| State | Idaho |
| FIPS Code | 16061 |
| County Seat | Nezperce |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 3,818 |
| Population Growth Rate(2000-2022) | -7.54% |
| Majority Ethnicity | White 93.66% |
| Public School Majority Ethnicity | White 84% |
| Partisan Voting Index | Strongly Republican:+32 |
| Unemployment Rate (February 2025) | 4.3% |
| Area Code(s) | 208 / 986 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 93.66% |
| African American | 2.1% |
| Hispanic | 3.14% |
| Asian | 1.1% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 83.67% |
| African American | 0% |
| Hispanic | 6.3% |
| Asian | 0% |
| Native American | 4.58% |
| Hawaiin/Pacific Islander | 0% |