Idaho Falls, ID Demographics

A map of Idaho Falls's Population by Race

Idaho Falls, Idaho has an estimated population of 67,725, an increase from the 64,818 recorded in the 2020 Census. The population is 77.5% White, 16.7% Hispanic, 3.8% Multiracial, 1.0% Native American/Other, 0.5% Black, and 0.5% Asian. This demographic dot map shows the population of Idaho Falls, with one dot drawn for each person counted by the Census, color-coded by race.

Idaho Falls has become slightly more racially diverse since the 2020 Census. It is slightly more diverse than Idaho overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Idaho Falls, that probability was 36.5% in 2020 and 37.1% in the most recent ACS estimates.

Idaho Falls is ranked the 4th most populous place in Idaho, out of 236 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Idaho Falls was ranked the 4th most populous place in the 2020 Census.

Idaho Falls's White Population

52,461 residents of Idaho Falls, or 77.5% of the population, identify as White. The share of White residents in Idaho Falls is comparable to the share in Idaho overall, where 78.6% of the population is White. Idaho Falls ranks 172nd statewide in terms of White residents as a share of the population, out of 236 places.

Since the 2020 Census, Idaho Falls's White population has grown by an estimated 3.7%. White residents' share of Idaho Falls's population has decreased from 78.1% to 77.5%.

Idaho Falls is more White than neighboring Lincoln (75.3% White), and Shelley (76.9% White). Idaho Falls is less White than neighboring Ammon (84.3% White), Iona (87.7% White), and Ucon (90.8% White).

Idaho Falls's Black Population

324 residents of Idaho Falls, or 0.5% of the population, identify as Black. The share of Black residents in Idaho Falls is comparable to the share in Idaho overall, where 0.7% of the population is Black. Idaho Falls ranks 25th statewide in terms of Black residents as a share of the population, out of 236 places.

Since the 2020 Census, Idaho Falls's Black population has declined by an estimated 22.1%. Black residents' share of Idaho Falls's population has remained roughly unchanged at 0.5%.

Idaho Falls is more Black than neighboring Lincoln (0% Black), Ammon (0.1% Black), Iona (0% Black), and Shelley (0.3% Black). Idaho Falls is less Black than neighboring Ucon (0.6% Black).

Idaho Falls's Asian Population

372 residents of Idaho Falls, or 0.5% of the population, identify as Asian. The share of Asian residents in Idaho Falls is comparable to the share in Idaho overall, where 1.3% of the population is Asian. Idaho Falls ranks 24th statewide in terms of Asian residents as a share of the population, out of 236 places.

Since the 2020 Census, Idaho Falls's Asian population has declined by an estimated 55.8%. Asian residents' share of Idaho Falls's population has decreased from 1.3% to 0.5%.

Idaho Falls is more Asian than neighboring Ucon (0% Asian). Idaho Falls is less Asian than neighboring Lincoln (0.7% Asian), Ammon (1.2% Asian), and Iona (1.3% Asian).

Idaho Falls's Hispanic Population

11,286 residents of Idaho Falls, or 16.7% of the population, identify as Hispanic. The share of Hispanic residents in Idaho Falls is slightly higher than in Idaho overall, where 13.6% of the population is Hispanic. Idaho Falls ranks 63rd statewide in terms of Hispanic residents as a share of the population, out of 236 places.

Since the 2020 Census, Idaho Falls's Hispanic population has grown by an estimated 12.4%. Hispanic residents' share of Idaho Falls's population has increased from 15.5% to 16.7%.

Idaho Falls is more Hispanic than neighboring Ammon (11.6% Hispanic), Iona (7.8% Hispanic), Ucon (4.5% Hispanic), and Shelley (16.2% Hispanic). Idaho Falls is less Hispanic than neighboring Lincoln (17.1% Hispanic).

Idaho Falls's Native American/Other Population

684 residents of Idaho Falls, or 1.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Idaho Falls is comparable to the share in Idaho overall, where 1.5% of the population is Native American/Other. Idaho Falls ranks 104th statewide in terms of Native American/Other residents as a share of the population, out of 236 places.

Since the 2020 Census, Idaho Falls's Native American/Other population has declined by an estimated 12.8%. Native American/Other residents' share of Idaho Falls's population has remained roughly unchanged at 1.0%.

Idaho Falls is more Native American/Other than neighboring Ammon (0.6% Native American/Other), Iona (0.4% Native American/Other), Ucon (0% Native American/Other), and Shelley (0% Native American/Other).

Idaho Falls's Multiracial Population

2,598 residents of Idaho Falls, or 3.8% of the population, identify as Multiracial. The share of Multiracial residents in Idaho Falls is comparable to the share in Idaho overall, where 4.2% of the population is Multiracial. Idaho Falls ranks 143rd statewide in terms of Multiracial residents as a share of the population, out of 236 places.

Since the 2020 Census, Idaho Falls's Multiracial population has grown by an estimated 21.7%. Multiracial residents' share of Idaho Falls's population has increased from 3.3% to 3.8%.

Idaho Falls is more Multiracial than neighboring Ammon (2.2% Multiracial), and Iona (2.7% Multiracial). Idaho Falls is less Multiracial than neighboring Lincoln (5.8% Multiracial), Ucon (4% Multiracial), and Shelley (6.1% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.