Lewis County, ID Demographics

The total population of Lewis County is estimated to be 3,630 with 1,825 males (50.28%) and 1,805 females (49.72%). There are 20 less females than males in Lewis County.
The median household income in Lewis County was $47,590 in 2021, which marked an a decrease of 421(0.88%) from $48,011 in 2020. This income is 63.79% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Lewis County sees its highest median household income among householders in the age group of 25 to 44 years old, at $62,491. Overall, the median household income for the county of Lewis County stands at $47,590.
In Lewis County, the median income for all workers aged 15 years and older, regardless of work hours, was $37,333 for males and $20,609 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $54,640 for males and $39,859 for females.
In Lewis County, there are just three different racial groups among households. Among these, White households report a median household income of $49,830, followed by Two or More Races households at $42,245, and American Indian and Alaska Native households with a median household income of $34,454.
In 2022, the population of Lewis County was 3,763, a 1.46% increase year-by-year from 2021. Previously, in 2021, Lewis County's population was 3,709, an increase of 5.13% compared to a population of 3,528 in 2020.
The median age in Lewis County, ID is 49.0, as per 2021 ACS 5-Year Estimates. Of the total population, 19.79% were under the age of 15, 12.90% aged 15 to 29, 40.88% aged 30 to 64, 24.52% aged 65 to 84, and 1.91% were 85 years of age and older.
Racial distribution of Lewis County population: 82.34% are White, 1.08% are Black or African American, 5.84% are American Indian and Alaska Native, 1.25% are Asian, 3.76% are some other race and 5.73% are multiracial.