Altona, IL Demographics

A map of Altona's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	485	431	97.4%	93.1%
Hispanic	7	11	1.4%	2.4%
Multiracial	6	17	1.2%	3.7%
Black	0	0	0.0%	0.0%
Asian	0	3	0.0%	0.6%
Native American/Other	0	1	0.0%	0.2%

Altona, Illinois has an estimated population of 498, an increase from the 463 recorded in the 2020 Census. The population is 97.4% White, 1.4% Hispanic, 1.2% Multiracial, 0.0% Black, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Altona, with one dot drawn for each person counted by the Census, color-coded by race.

Altona has become considerably less 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 Altona, that probability was 13.2% in 2020 and 5.1% in the most recent ACS estimates.

Altona is ranked the 938th 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). Altona was ranked the 948th most populous place in the 2020 Census.

Altona's White Population

485 residents of Altona, or 97.4% of the population, identify as White. The share of White residents in Altona is significantly higher than in Illinois overall, where 58.1% of the population is White. Altona ranks 462nd statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altona's White population has grown by an estimated 12.5%. White residents' share of Altona's population has increased from 93.1% to 97.4%.

Altona is more White than neighboring Nekoma (89.8% White), Oneida (94.2% White), Bishop Hill (91% White), and Galva (87.3% White). Altona is less White than neighboring Victoria (98.4% White).

Altona's Black Population

0 residents of Altona, or 0.0% of the population, identify as Black. The share of Black residents in Altona is considerably lower than in Illinois overall, where 13.3% of the population is Black. Altona ranks 1104th statewide in terms of Black residents as a share of the population, out of 1,461 places.

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

Altona is less Black than neighboring Nekoma (10.2% Black), Oneida (0.3% Black), and Galva (0.5% Black).

Altona's Asian Population

0 residents of Altona, or 0.0% of the population, identify as Asian. The share of Asian residents in Altona is lower than in Illinois overall, where 5.9% of the population is Asian. Altona ranks 527th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altona's Asian population has declined by an estimated 100.0%. Asian residents' share of Altona's population has decreased from 0.6% to 0.0%.

Altona is less Asian than neighboring Oneida (1.7% Asian), and Galva (0.9% Asian).

Altona's Hispanic Population

7 residents of Altona, or 1.4% of the population, identify as Hispanic. The share of Hispanic residents in Altona is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Altona ranks 861st statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altona's Hispanic population has declined by an estimated 36.4%. Hispanic residents' share of Altona's population has decreased from 2.4% to 1.4%.

Altona is more Hispanic than neighboring Nekoma (0% Hispanic), and Oneida (1% Hispanic). Altona is less Hispanic than neighboring Bishop Hill (1.5% Hispanic), Victoria (1.6% Hispanic), and Galva (4.8% Hispanic).

Altona's Native American/Other Population

0 residents of Altona, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Altona is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Altona ranks 1003rd statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altona's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Altona's population has remained roughly unchanged at 0.0%.

Altona is less Native American/Other than neighboring Oneida (1% Native American/Other), and Galva (0.1% Native American/Other).

Altona's Multiracial Population

6 residents of Altona, or 1.2% of the population, identify as Multiracial. The share of Multiracial residents in Altona is slightly lower than in Illinois overall, where 3.4% of the population is Multiracial. Altona ranks 644th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Altona's Multiracial population has declined by an estimated 64.7%. Multiracial residents' share of Altona's population has decreased from 3.7% to 1.2%.

Altona is more Multiracial than neighboring Nekoma (0% Multiracial), and Victoria (0% Multiracial). Altona is less Multiracial than neighboring Oneida (1.9% Multiracial), Bishop Hill (7.5% Multiracial), and Galva (6.3% 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.