Blaine County, ID Demographics

The total population of Blaine County is estimated to be 24,248 with 12,648 males (52.16%) and 11,600 females (47.84%). There are 1,048 less females than males in Blaine County.
The median household income in Blaine County was $77,554 in 2021, which marked an an increase of 4,322(5.90%) from $73,232 in 2020. This income is 103.95% 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, Blaine County sees its highest median household income among householders in the age group of 45 to 64 years old, at $82,896. Overall, the median household income for the county of Blaine County stands at $77,554.
In Blaine County, the median income for all workers aged 15 years and older, regardless of work hours, was $45,273 for males and $32,380 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $54,535 for males and $52,724 for females.
In Blaine County, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, American Indian and Alaska Native households have the highest median household income at $87,824, while Two or More Races households represent the opposite end with the lowest median household income of $52,216.
In 2022, the population of Blaine County was 24,866, a 0.40% increase year-by-year from 2021. Previously, in 2021, Blaine County's population was 24,767, an increase of 1.75% compared to a population of 24,342 in 2020.
The median age in Blaine County, ID is 43.8, as per 2021 ACS 5-Year Estimates. Of the total population, 17.45% were under the age of 15, 16.62% aged 15 to 29, 46.78% aged 30 to 64, 17.58% aged 65 to 84, and 1.57% were 85 years of age and older.
Racial distribution of Blaine County population: 84.50% are White, 0.54% are Black or African American, 0.92% are American Indian and Alaska Native, 0.94% are Asian, 0.06% are Native Hawaiian and other Pacific Islander, 6.89% are some other race and 6.15% are multiracial.