Gem, Idaho Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 19.12K population of Gem, ID residents comprised of 1.72K residents who identified as Hispanic or Latino (9.01%), and 17.40K residents who identified as Non-Hispanic (91.00%).

Race: The White Alone population was the largest racial group in Gem, ID, with a population of 16.62K (86.93%). The Two Or More Races population was the second largest racial group in Gem, ID, with a population of 1.43K (7.49%). The Some Other Race Alone population was the third largest racial group in Gem, ID, with a population of 757 (3.96%). The smallest racial group in Gem, ID was Native Hawaiian And Pacific Islander Alone with a population of 27 (0.14%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Gem, ID, with a population of 16.13K (84.36%). The Non-Hispanic - Two or More Races population was the second largest ethnic group in Gem, ID, with a population of 901 (4.71%). The Hispanic - Some Other Race Alone population was the third largest ethnic group in Gem, ID, with a population of 661 (3.46%). The smallest ethnic group in Gem, ID was Hispanic - Asian Alone with a population of 0 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Gem, Idaho from the 2020 decennial census.

You can see similar information for other Idaho counties and also for the state of Idaho.

Gem, ID Hispanics and Non Hispanics Population in Census 2020
Total Population:
Gem, ID Racial Groups in Census 2020
Total Population:
Gem, ID Ethnicity Groups in Census 2020
Total Population:
Gem, ID Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 30 0.16
White Alone 16623 86.93
American Indian and Alaska Native Alone 155 0.81
Asian Alone 99 0.52
Native Hawaiian And Pacific Islander Alone 27 0.14
Some Other Race Alone 757 3.96
Two Or More Races 1432 7.49
Gem, ID Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 16132 84.36
Non-Hispanic - Two or More Races 901 4.71
Hispanic - Some Other Race Alone 661 3.46
Hispanic - Two or More Races 531 2.78
Hispanic - White Alone 491 2.57
Non-Hispanic - American Indian & Alaska Native 124 0.65
Non-Hispanic - Asian Alone 99 0.52
Non-Hispanic - Some Other Race Alone 96 0.50
Hispanic - American Indian & Alaska Native 31 0.16
Non-Hispanic - Black Alone 29 0.15
Non-Hispanic - Native Hawaiian & Pac. Islander 20 0.11
Hispanic - Native Hawaiian & Pac. Islander 7 0.04
Hispanic - Black Alone 1 0.01
Hispanic - Asian Alone 0 0.00