Iona, ID Demographics

A map of Iona's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	2,618	2,418	87.7%	89.0%
Hispanic	233	227	7.8%	8.4%
Multiracial	81	53	2.7%	2.0%
Asian	39	9	1.3%	0.3%
Native American/Other	13	10	0.4%	0.4%
Black	0	0	0.0%	0.0%

Iona, Idaho has an estimated population of 2,984, an increase from the 2,717 recorded in the 2020 Census. The population is 87.7% White, 7.8% Hispanic, 2.7% Multiracial, 1.3% Asian, 0.4% Native American/Other, and 0.0% Black. This demographic dot map shows the population of Iona, with one dot drawn for each person counted by the Census, color-coded by race.

Iona has become more racially diverse since the 2020 Census. It is considerably less 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 Iona, that probability was 20.1% in 2020 and 22.3% in the most recent ACS estimates.

Iona is ranked the 53rd 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). Iona was ranked the 54th most populous place in the 2020 Census.

Iona's White Population

2,618 residents of Iona, or 87.7% of the population, identify as White. The share of White residents in Iona is higher than in Idaho overall, where 78.6% of the population is White. Iona ranks 76th statewide in terms of White residents as a share of the population, out of 236 places.

Since the 2020 Census, Iona's White population has grown by an estimated 8.3%. White residents' share of Iona's population has decreased from 89.0% to 87.7%.

Iona is more White than neighboring Lincoln (75.3% White), Ammon (84.3% White), and Idaho Falls (77.5% White). Iona is less White than neighboring Ucon (90.8% White), and Rigby (88.5% White).

Iona's Black Population

0 residents of Iona, or 0.0% of the population, identify as Black. The share of Black residents in Iona is comparable to the share in Idaho overall, where 0.7% of the population is Black. Iona ranks 134th statewide in terms of Black residents as a share of the population, out of 236 places.

Since the 2020 Census, Iona's Black population has grown from 0 to an estimated 0. Black residents' share of Iona's population has remained roughly unchanged at 0.0%.

Iona is less Black than neighboring Ammon (0.1% Black), Ucon (0.6% Black), Idaho Falls (0.5% Black), and Rigby (0.1% Black).

Iona's Asian Population

39 residents of Iona, or 1.3% of the population, identify as Asian. The share of Asian residents in Iona is comparable to the share in Idaho overall, where 1.3% of the population is Asian. Iona ranks 117th statewide in terms of Asian residents as a share of the population, out of 236 places.

Since the 2020 Census, Iona's Asian population has grown by an estimated 333.3%. Asian residents' share of Iona's population has increased from 0.3% to 1.3%.

Iona is more Asian than neighboring Lincoln (0.7% Asian), Ammon (1.2% Asian), Ucon (0% Asian), Idaho Falls (0.5% Asian), and Rigby (0.3% Asian).

Iona's Hispanic Population

233 residents of Iona, or 7.8% of the population, identify as Hispanic. The share of Hispanic residents in Iona is lower than in Idaho overall, where 13.6% of the population is Hispanic. Iona ranks 97th statewide in terms of Hispanic residents as a share of the population, out of 236 places.

Since the 2020 Census, Iona's Hispanic population has grown by an estimated 2.6%. Hispanic residents' share of Iona's population has decreased from 8.4% to 7.8%.

Iona is more Hispanic than neighboring Ucon (4.5% Hispanic). Iona is less Hispanic than neighboring Lincoln (17.1% Hispanic), Ammon (11.6% Hispanic), Idaho Falls (16.7% Hispanic), and Rigby (8.2% Hispanic).

Iona's Native American/Other Population

13 residents of Iona, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Iona is comparable to the share in Idaho overall, where 1.5% of the population is Native American/Other. Iona ranks 194th statewide in terms of Native American/Other residents as a share of the population, out of 236 places.

Since the 2020 Census, Iona's Native American/Other population has grown by an estimated 30.0%. Native American/Other residents' share of Iona's population has remained roughly unchanged at 0.4%.

Iona is more Native American/Other than neighboring Ucon (0% Native American/Other), and Rigby (0% Native American/Other). Iona is less Native American/Other than neighboring Lincoln (1% Native American/Other), Ammon (0.6% Native American/Other), and Idaho Falls (1% Native American/Other).

Iona's Multiracial Population

81 residents of Iona, or 2.7% of the population, identify as Multiracial. The share of Multiracial residents in Iona is comparable to the share in Idaho overall, where 4.2% of the population is Multiracial. Iona ranks 209th statewide in terms of Multiracial residents as a share of the population, out of 236 places.

Since the 2020 Census, Iona's Multiracial population has grown by an estimated 52.8%. Multiracial residents' share of Iona's population has increased from 2.0% to 2.7%.

Iona is more Multiracial than neighboring Ammon (2.2% Multiracial). Iona is less Multiracial than neighboring Lincoln (5.8% Multiracial), Ucon (4% Multiracial), Idaho Falls (3.8% Multiracial), and Rigby (3% 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.