Jerome County Demographics

A map of Jerome County's Population by Race

Jerome County, Idaho had a population of 24,237 in 2020. It was 58.4% White, 0.2% Black, 0.3% Asian, 37.9% Hispanic, 0.8% Native American/Other, and 2.4% Multiracial. This map presents the population of Jerome County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Jerome County is the 17th most populous county of the 44 counties in Idaho.

Jerome County's White Population

14,153 residents of Jerome County identify as White, or 58.4%. This makes the White share of the population of Jerome County considerably less than the White share of the population of Idaho (78.9% White). Of the 44 counties in Idaho, Jerome County is ranked #44 in terms of White residents as a share of the population.

Jerome County is less White than neighboring Lincoln County (63.3% White), Twin Falls County (75.7% White), Gooding County (64.4% White), Minidoka County (59.9% White), and Blaine County (74.3% White).

Jerome County's Black Population

39 residents of Jerome County identify as Black, or 0.2%. This makes the Black share of the population of Jerome County roughly similar to the Black share of the population of Idaho (0.8% Black). Of the 44 counties in Idaho, Jerome County is ranked #28 in terms of Black residents as a share of the population.

Jerome County is more Black than neighboring Lincoln County (0.1% Black), Gooding County (0.1% Black), and Minidoka County (0.1% Black). Jerome County is less Black than neighboring Twin Falls County (1.1% Black).

Jerome County's Asian Population

80 residents of Jerome County identify as Asian, or 0.3%. This makes the Asian share of the population of Jerome County roughly similar to the Asian share of the population of Idaho (1.4% Asian). Of the 44 counties in Idaho, Jerome County is ranked #30 in terms of Asian residents as a share of the population.

Jerome County is more Asian than neighboring Lincoln County (0.2% Asian), and Minidoka County (0.2% Asian). Jerome County is less Asian than neighboring Twin Falls County (1.6% Asian), and Blaine County (0.9% Asian).

Jerome County's Hispanic Population

9,176 residents of Jerome County identify as Hispanic, or 37.9%. This makes the Hispanic share of the population of Jerome County considerably larger than the Hispanic share of the population of Idaho (13% Hispanic). Of the 44 counties in Idaho, Jerome County is ranked #1 in terms of Hispanic residents as a share of the population.

Jerome County is more Hispanic than neighboring Lincoln County (32% Hispanic), Twin Falls County (16.9% Hispanic), Gooding County (31.1% Hispanic), Minidoka County (36.6% Hispanic), and Blaine County (20.7% Hispanic).

Jerome County's Native American/Other Population

202 residents of Jerome County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.8%. This makes the Native American/Other share of the population of Jerome 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, Jerome County is ranked #33 in terms of Native American/Other residents as a share of the population.

Jerome County is more Native American/Other than neighboring Lincoln County (0.6% Native American/Other), Minidoka County (0.7% Native American/Other), and Blaine County (0.7% Native American/Other). Jerome County is less Native American/Other than neighboring Twin Falls County (1.1% Native American/Other).

Jerome County's Multiracial Population

587 residents of Jerome County identify as Multiracial, or 2.4%. This makes the Multiracial share of the population of Jerome County roughly similar to the Multiracial share of the population of Idaho (4.2% Multiracial). Of the 44 counties in Idaho, Jerome County is ranked #37 in terms of Multiracial residents as a share of the population.

Jerome County is less Multiracial than neighboring Lincoln County (3.8% Multiracial), Twin Falls County (3.6% Multiracial), Gooding County (3.3% Multiracial), and Blaine County (3.3% Multiracial).

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