Adams County Demographics

A map of Adams County's Population by Race

Adams County, Idaho had a population of 4,379 in 2020. It was 91.2% White, 0.1% Black, 0.2% Asian, 3.5% Hispanic, 1.0% Native American/Other, and 4.1% Multiracial. This map presents the population of Adams County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Adams County is the 39th most populous county of the 44 counties in Idaho.

Adams County's White Population

3,992 residents of Adams County identify as White, or 91.2%. This makes the White share of the population of Adams County larger than the White share of the population of Idaho (78.9% White). Of the 44 counties in Idaho, Adams County is ranked #4 in terms of White residents as a share of the population.

Adams County is more White than neighboring Washington County (77.3% White), Gem County (84.4% White), Valley County (89.1% White), Payette County (75.8% White), and Wallowa County (89.3% White).

Adams County's Black Population

3 residents of Adams County identify as Black, or 0.1%. This makes the Black share of the population of Adams County roughly similar to the Black share of the population of Idaho (0.8% Black). Of the 44 counties in Idaho, Adams County is ranked #42 in terms of Black residents as a share of the population.

Adams County is less Black than neighboring Washington County (0.2% Black), Gem County (0.2% Black), and Payette County (0.2% Black).

Adams County's Asian Population

8 residents of Adams County identify as Asian, or 0.2%. This makes the Asian share of the population of Adams County roughly similar to the Asian share of the population of Idaho (1.4% Asian). Of the 44 counties in Idaho, Adams County is ranked #41 in terms of Asian residents as a share of the population.

Adams County is less Asian than neighboring Washington County (0.8% Asian), Gem County (0.5% Asian), Valley County (0.5% Asian), Payette County (0.8% Asian), and Wallowa County (0.4% Asian).

Adams County's Hispanic Population

152 residents of Adams County identify as Hispanic, or 3.5%. This makes the Hispanic share of the population of Adams County slightly less than the Hispanic share of the population of Idaho (13% Hispanic). Of the 44 counties in Idaho, Adams County is ranked #39 in terms of Hispanic residents as a share of the population.

Adams County is less Hispanic than neighboring Washington County (15.8% Hispanic), Gem County (9% Hispanic), Valley County (5.1% Hispanic), and Payette County (16.8% Hispanic).

Adams County's Native American/Other Population

45 residents of Adams County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.0%. This makes the Native American/Other share of the population of Adams County roughly similar to the Native American/Other share of the population of Idaho (1.7% Native American/Other). Of the 44 counties in Idaho, Adams County is ranked #27 in terms of Native American/Other residents as a share of the population.

Adams County is less Native American/Other than neighboring Washington County (1.3% Native American/Other), Gem County (1.3% Native American/Other), Valley County (1.2% Native American/Other), Payette County (1.3% Native American/Other), and Wallowa County (1.5% Native American/Other).

Adams County's Multiracial Population

179 residents of Adams County identify as Multiracial, or 4.1%. This makes the Multiracial share of the population of Adams County roughly similar to the Multiracial share of the population of Idaho (4.2% Multiracial). Of the 44 counties in Idaho, Adams County is ranked #16 in terms of Multiracial residents as a share of the population.

Adams County is more Multiracial than neighboring Valley County (4% Multiracial). Adams County is less Multiracial than neighboring Washington County (4.6% Multiracial), Gem County (4.7% Multiracial), Payette County (5.1% Multiracial), and Wallowa County (5.2% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.