Alton, IN Demographics

A map of Alton's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	37	27	100.0%	93.1%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	1	0.0%	3.4%
Native American/Other	0	0	0.0%	0.0%
Multiracial	0	1	0.0%	3.4%

Alton, Indiana has an estimated population of 37, a large increase from the 29 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Alton, with one dot drawn for each person counted by the Census, color-coded by race.

Alton has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Indiana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Alton, that probability was 13.1% in 2020 and 0.0% in the most recent ACS estimates.

Alton is ranked the 933rd most populous place in Indiana, out of 976 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). Alton was ranked the 693rd most populous place in the 2020 Census.

Alton's White Population

37 residents of Alton, or 100.0% of the population, identify as White. The share of White residents in Alton is significantly higher than in Indiana overall, where 75.4% of the population is White. Alton ranks 250th statewide in terms of White residents as a share of the population, out of 976 places.

Since the 2020 Census, Alton's White population has grown by an estimated 37.0%. White residents' share of Alton's population has increased from 93.1% to 100.0%.

Alton is more White than neighboring Leavenworth (85.9% White), English (97.6% White), and Marengo (95.1% White).

Alton's Black Population

0 residents of Alton, or 0.0% of the population, identify as Black. The share of Black residents in Alton is lower than in Indiana overall, where 9.1% of the population is Black. Alton ranks 517th statewide in terms of Black residents as a share of the population, out of 976 places.

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

Alton is less Black than neighboring Leavenworth (1% Black), English (0.7% Black), and Marengo (0.1% Black).

Alton's Asian Population

0 residents of Alton, or 0.0% of the population, identify as Asian. The share of Asian residents in Alton is slightly lower than in Indiana overall, where 2.6% of the population is Asian. Alton ranks 492nd statewide in terms of Asian residents as a share of the population, out of 976 places.

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

Alton is less Asian than neighboring English (0.1% Asian), and Marengo (0.1% Asian).

Alton's Hispanic Population

0 residents of Alton, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Alton is lower than in Indiana overall, where 8.6% of the population is Hispanic. Alton ranks 275th statewide in terms of Hispanic residents as a share of the population, out of 976 places.

Since the 2020 Census, Alton's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Alton's population has decreased from 3.4% to 0.0%.

Alton is less Hispanic than neighboring Leavenworth (11.1% Hispanic), English (1% Hispanic), and Marengo (1.1% Hispanic).

Alton's Native American/Other Population

0 residents of Alton, 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 Alton is comparable to the share in Indiana overall, where 0.5% of the population is Native American/Other. Alton ranks 564th statewide in terms of Native American/Other residents as a share of the population, out of 976 places.

Since the 2020 Census, Alton's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Alton's population has remained roughly unchanged at 0.0%.

Alton is less Native American/Other than neighboring Leavenworth (0.5% Native American/Other), and Marengo (0.2% Native American/Other).

Alton's Multiracial Population

0 residents of Alton, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Alton is slightly lower than in Indiana overall, where 3.8% of the population is Multiracial. Alton ranks 353rd statewide in terms of Multiracial residents as a share of the population, out of 976 places.

Since the 2020 Census, Alton's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Alton's population has decreased from 3.4% to 0.0%.

Alton is less Multiracial than neighboring Leavenworth (1.5% Multiracial), English (0.6% Multiracial), and Marengo (3.4% 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.