Altamont, IL Demographics

A map of Altamont's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	2,091	2,094	91.6%	94.5%
Asian	99	11	4.3%	0.5%
Multiracial	61	61	2.7%	2.8%
Black	18	4	0.8%	0.2%
Hispanic	8	35	0.4%	1.6%
Native American/Other	5	11	0.2%	0.5%

Altamont, Illinois has an estimated population of 2,282, a slight increase from the 2,216 recorded in the 2020 Census. The population is 91.6% White, 4.3% Asian, 2.7% Multiracial, 0.8% Black, 0.4% Hispanic, and 0.2% Native American/Other. This demographic dot map shows the population of Altamont, with one dot drawn for each person counted by the Census, color-coded by race.

Altamont has become considerably more racially diverse since the 2020 Census. It is considerably less diverse than Illinois overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Altamont, that probability was 10.6% in 2020 and 15.8% in the most recent ACS estimates.

Altamont is ranked the 482nd most populous place in Illinois, out of 1,461 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). Altamont was ranked the 486th most populous place in the 2020 Census.

Altamont's White Population

2,091 residents of Altamont, or 91.6% of the population, identify as White. The share of White residents in Altamont is significantly higher than in Illinois overall, where 58.1% of the population is White. Altamont ranks 255th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altamont's White population has remained roughly the same. White residents' share of Altamont's population has decreased from 94.5% to 91.6%.

Altamont is more White than neighboring Shumway (91.2% White). Altamont is less White than neighboring St. Elmo (94.5% White), Beecher City (97.3% White), Edgewood (93.2% White), and Mason (94.6% White).

Altamont's Black Population

18 residents of Altamont, or 0.8% of the population, identify as Black. The share of Black residents in Altamont is considerably lower than in Illinois overall, where 13.3% of the population is Black. Altamont ranks 1055th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altamont's Black population has grown by an estimated 350.0%. Black residents' share of Altamont's population has increased from 0.2% to 0.8%.

Altamont is more Black than neighboring Beecher City (0% Black), Shumway (0% Black), Edgewood (0% Black), and Mason (0% Black).

Altamont's Asian Population

99 residents of Altamont, or 4.3% of the population, identify as Asian. The share of Asian residents in Altamont is comparable to the share in Illinois overall, where 5.9% of the population is Asian. Altamont ranks 639th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altamont's Asian population has grown by an estimated 800.0%. Asian residents' share of Altamont's population has increased from 0.5% to 4.3%.

Altamont is more Asian than neighboring St. Elmo (0% Asian), Beecher City (0% Asian), Shumway (0% Asian), Edgewood (0% Asian), and Mason (1.7% Asian).

Altamont's Hispanic Population

8 residents of Altamont, or 0.4% of the population, identify as Hispanic. The share of Hispanic residents in Altamont is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Altamont ranks 1092nd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altamont's Hispanic population has declined by an estimated 77.1%. Hispanic residents' share of Altamont's population has decreased from 1.6% to 0.4%.

Altamont is more Hispanic than neighboring Beecher City (0% Hispanic). Altamont is less Hispanic than neighboring St. Elmo (1% Hispanic), Shumway (5% Hispanic), Edgewood (4.3% Hispanic), and Mason (2.1% Hispanic).

Altamont's Native American/Other Population

5 residents of Altamont, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Altamont is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Altamont ranks 532nd statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altamont's Native American/Other population has declined by an estimated 54.5%. Native American/Other residents' share of Altamont's population has remained roughly unchanged at 0.2%.

Altamont is more Native American/Other than neighboring St. Elmo (0% Native American/Other), Beecher City (0% Native American/Other), Shumway (0% Native American/Other), and Mason (0% Native American/Other). Altamont is less Native American/Other than neighboring Edgewood (1.4% Native American/Other).

Altamont's Multiracial Population

61 residents of Altamont, or 2.7% of the population, identify as Multiracial. The share of Multiracial residents in Altamont is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Altamont ranks 1024th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altamont's Multiracial population has remained roughly the same. Multiracial residents' share of Altamont's population has remained roughly unchanged at 2.7%.

Altamont is more Multiracial than neighboring Edgewood (1.1% Multiracial), and Mason (1.5% Multiracial). Altamont is less Multiracial than neighboring St. Elmo (3.7% Multiracial), and Shumway (3.8% 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.