Centralia, IL Demographics

A map of Centralia's Population by Race

Centralia, Illinois has an estimated population of 11,856, a slight decrease from the 12,182 recorded in the 2020 Census. The population is 80.7% White, 6.9% Black, 5.9% Multiracial, 3.9% Hispanic, 1.6% Asian, and 1.0% Native American/Other. This demographic dot map shows the population of Centralia, with one dot drawn for each person counted by the Census, color-coded by race.

Centralia 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 Centralia, that probability was 39.3% in 2020 and 33.9% in the most recent ACS estimates.

Centralia is ranked the 201st 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). Centralia was ranked the 197th most populous place in the 2020 Census.

Centralia's White Population

9,562 residents of Centralia, or 80.7% of the population, identify as White. The share of White residents in Centralia is significantly higher than in Illinois overall, where 58.1% of the population is White. Centralia ranks 1164th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Centralia's White population has grown by an estimated 2.2%. White residents' share of Centralia's population has increased from 76.8% to 80.7%.

Centralia is less White than neighboring Central City (89.2% White), Wamac (93% White), Junction City (88.7% White), Sandoval (84.8% White), and Walnut Hill (92.1% White).

Centralia's Black Population

820 residents of Centralia, or 6.9% of the population, identify as Black. The share of Black residents in Centralia is lower than in Illinois overall, where 13.3% of the population is Black. Centralia ranks 127th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Centralia's Black population has declined by an estimated 38.5%. Black residents' share of Centralia's population has decreased from 10.9% to 6.9%.

Centralia is more Black than neighboring Central City (0.7% Black), Wamac (0.9% Black), Junction City (0% Black), Sandoval (3.2% Black), and Walnut Hill (0% Black).

Centralia's Asian Population

194 residents of Centralia, or 1.6% of the population, identify as Asian. The share of Asian residents in Centralia is slightly lower than in Illinois overall, where 5.9% of the population is Asian. Centralia ranks 234th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Centralia's Asian population has declined by an estimated 23.6%. Asian residents' share of Centralia's population has decreased from 2.1% to 1.6%.

Centralia is more Asian than neighboring Central City (0% Asian), Wamac (0.2% Asian), Junction City (0.6% Asian), and Walnut Hill (0% Asian). Centralia is less Asian than neighboring Sandoval (1.7% Asian).

Centralia's Hispanic Population

466 residents of Centralia, or 3.9% of the population, identify as Hispanic. The share of Hispanic residents in Centralia is considerably lower than in Illinois overall, where 18.8% of the population is Hispanic. Centralia ranks 698th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Centralia's Hispanic population has grown by an estimated 16.2%. Hispanic residents' share of Centralia's population has increased from 3.3% to 3.9%.

Centralia is more Hispanic than neighboring Wamac (1% Hispanic), and Sandoval (3.6% Hispanic). Centralia is less Hispanic than neighboring Central City (4% Hispanic), Junction City (4.2% Hispanic), and Walnut Hill (7.9% Hispanic).

Centralia's Native American/Other Population

117 residents of Centralia, or 1.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Centralia is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Centralia ranks 398th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Centralia's Native American/Other population has grown by an estimated 64.8%. Native American/Other residents' share of Centralia's population has remained roughly unchanged at 1.0%.

Centralia is more Native American/Other than neighboring Central City (0.8% Native American/Other), Wamac (0% Native American/Other), Junction City (0% Native American/Other), Sandoval (0.1% Native American/Other), and Walnut Hill (0% Native American/Other).

Centralia's Multiracial Population

697 residents of Centralia, or 5.9% of the population, identify as Multiracial. The share of Multiracial residents in Centralia is slightly higher than in Illinois overall, where 3.4% of the population is Multiracial. Centralia ranks 107th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Centralia's Multiracial population has declined by an estimated 9.1%. Multiracial residents' share of Centralia's population has remained roughly unchanged at 5.9%.

Centralia is more Multiracial than neighboring Central City (5.3% Multiracial), Wamac (4.9% Multiracial), and Walnut Hill (0% Multiracial). Centralia is less Multiracial than neighboring Junction City (6.4% Multiracial), and Sandoval (6.7% 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.