Bismarck, IL Demographics

A map of Bismarck's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	466	512	91.9%	88.0%
Hispanic	28	34	5.5%	5.8%
Asian	8	0	1.6%	0.0%
Multiracial	5	29	1.0%	5.0%
Black	0	6	0.0%	1.0%
Native American/Other	0	1	0.0%	0.2%

Bismarck, Illinois has an estimated population of 507, a large decrease from the 582 recorded in the 2020 Census. The population is 91.9% White, 5.5% Hispanic, 1.6% Asian, 1.0% Multiracial, 0.0% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Bismarck, with one dot drawn for each person counted by the Census, color-coded by race.

Bismarck 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 Bismarck, that probability was 22.0% in 2020 and 15.2% in the most recent ACS estimates.

Bismarck is ranked the 928th 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). Bismarck was ranked the 862nd most populous place in the 2020 Census.

Bismarck's White Population

466 residents of Bismarck, or 91.9% of the population, identify as White. The share of White residents in Bismarck is significantly higher than in Illinois overall, where 58.1% of the population is White. Bismarck ranks 897th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Bismarck's White population has declined by an estimated 9.0%. White residents' share of Bismarck's population has increased from 88.0% to 91.9%.

Bismarck is more White than neighboring State Line City (62.1% White), and Danville (54.4% White). Bismarck is less White than neighboring Alvan (Alvin) (93.9% White), and Hedrick (100% White).

Bismarck's Black Population

0 residents of Bismarck, or 0.0% of the population, identify as Black. The share of Black residents in Bismarck is considerably lower than in Illinois overall, where 13.3% of the population is Black. Bismarck ranks 568th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Bismarck's Black population has declined by an estimated 100.0%. Black residents' share of Bismarck's population has decreased from 1.0% to 0.0%.

Bismarck is less Black than neighboring Alvan (Alvin) (0.9% Black), Henning (3.4% Black), State Line City (7.8% Black), and Danville (34.2% Black).

Bismarck's Asian Population

8 residents of Bismarck, or 1.6% of the population, identify as Asian. The share of Asian residents in Bismarck is slightly lower than in Illinois overall, where 5.9% of the population is Asian. Bismarck ranks 1029th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Bismarck's Asian population has grown from 0 to an estimated 8. Asian residents' share of Bismarck's population has increased from 0.0% to 1.6%.

Bismarck is more Asian than neighboring Henning (0% Asian), State Line City (0% Asian), Danville (1.3% Asian), and Hedrick (0% Asian). Bismarck is less Asian than neighboring Alvan (Alvin) (2.2% Asian).

Bismarck's Hispanic Population

28 residents of Bismarck, or 5.5% of the population, identify as Hispanic. The share of Hispanic residents in Bismarck is considerably lower than in Illinois overall, where 18.8% of the population is Hispanic. Bismarck ranks 443rd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Bismarck's Hispanic population has declined by an estimated 17.6%. Hispanic residents' share of Bismarck's population has remained roughly unchanged at 5.5%.

Bismarck is more Hispanic than neighboring Alvan (Alvin) (0% Hispanic), Henning (0.4% Hispanic), and Hedrick (0% Hispanic). Bismarck is less Hispanic than neighboring State Line City (24.3% Hispanic), and Danville (7.6% Hispanic).

Bismarck's Native American/Other Population

0 residents of Bismarck, 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 Bismarck is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Bismarck ranks 1059th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

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

Bismarck is less Native American/Other than neighboring Danville (0.2% Native American/Other).

Bismarck's Multiracial Population

5 residents of Bismarck, or 1.0% of the population, identify as Multiracial. The share of Multiracial residents in Bismarck is slightly lower than in Illinois overall, where 3.4% of the population is Multiracial. Bismarck ranks 264th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Bismarck's Multiracial population has declined by an estimated 82.8%. Multiracial residents' share of Bismarck's population has decreased from 5.0% to 1.0%.

Bismarck is more Multiracial than neighboring Hedrick (0% Multiracial). Bismarck is less Multiracial than neighboring Alvan (Alvin) (3% Multiracial), Henning (4.2% Multiracial), State Line City (5.8% Multiracial), and Danville (2.2% 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.