Glen Carbon, IL Demographics

A map of Glen Carbon's Population by Race

Glen Carbon, Illinois has an estimated population of 13,977, a less than 1% change from the 13,842 recorded in the 2020 Census. The population is 81.8% White, 9.3% Black, 6.1% Multiracial, 2.1% Hispanic, 0.7% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Glen Carbon, with one dot drawn for each person counted by the Census, color-coded by race.

Glen Carbon has become 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 Glen Carbon, that probability was 35.5% in 2020 and 31.8% in the most recent ACS estimates.

Glen Carbon is ranked the 177th 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). Glen Carbon was ranked the 178th most populous place in the 2020 Census.

Glen Carbon's White Population

11,431 residents of Glen Carbon, or 81.8% of the population, identify as White. The share of White residents in Glen Carbon is significantly higher than in Illinois overall, where 58.1% of the population is White. Glen Carbon ranks 1120th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Glen Carbon's White population has grown by an estimated 3.7%. White residents' share of Glen Carbon's population has increased from 79.6% to 81.8%.

Glen Carbon is more White than neighboring Collinsville (70.6% White), and Pontoon Beach (65.4% White). Glen Carbon is less White than neighboring Edwardsville (84.5% White), Maryville (85.8% White), and Troy (88.9% White).

Glen Carbon's Black Population

1,297 residents of Glen Carbon, or 9.3% of the population, identify as Black. The share of Black residents in Glen Carbon is slightly lower than in Illinois overall, where 13.3% of the population is Black. Glen Carbon ranks 176th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Glen Carbon's Black population has grown by an estimated 31.8%. Black residents' share of Glen Carbon's population has increased from 7.1% to 9.3%.

Glen Carbon is more Black than neighboring Edwardsville (7.4% Black), Maryville (5.4% Black), Pontoon Beach (8.4% Black), and Troy (1.3% Black). Glen Carbon is less Black than neighboring Collinsville (16.1% Black).

Glen Carbon's Asian Population

101 residents of Glen Carbon, or 0.7% of the population, identify as Asian. The share of Asian residents in Glen Carbon is lower than in Illinois overall, where 5.9% of the population is Asian. Glen Carbon ranks 219th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Glen Carbon's Asian population has declined by an estimated 67.6%. Asian residents' share of Glen Carbon's population has decreased from 2.3% to 0.7%.

Glen Carbon is more Asian than neighboring Pontoon Beach (0% Asian). Glen Carbon is less Asian than neighboring Edwardsville (1.6% Asian), Maryville (2.3% Asian), and Collinsville (1.2% Asian).

Glen Carbon's Hispanic Population

298 residents of Glen Carbon, or 2.1% of the population, identify as Hispanic. The share of Hispanic residents in Glen Carbon is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Glen Carbon ranks 445th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Glen Carbon's Hispanic population has declined by an estimated 62.9%. Hispanic residents' share of Glen Carbon's population has decreased from 5.8% to 2.1%.

Glen Carbon is less Hispanic than neighboring Edwardsville (3.5% Hispanic), Maryville (2.8% Hispanic), Collinsville (6.7% Hispanic), Pontoon Beach (19% Hispanic), and Troy (3.6% Hispanic).

Glen Carbon's Native American/Other Population

0 residents of Glen Carbon, 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 Glen Carbon is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Glen Carbon ranks 406th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Glen Carbon's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Glen Carbon's population has decreased from 0.6% to 0.0%.

Glen Carbon is less Native American/Other than neighboring Edwardsville (0.4% Native American/Other), Pontoon Beach (1.1% Native American/Other), and Troy (0.2% Native American/Other).

Glen Carbon's Multiracial Population

850 residents of Glen Carbon, or 6.1% of the population, identify as Multiracial. The share of Multiracial residents in Glen Carbon is slightly higher than in Illinois overall, where 3.4% of the population is Multiracial. Glen Carbon ranks 336th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Glen Carbon's Multiracial population has grown by an estimated 32.6%. Multiracial residents' share of Glen Carbon's population has increased from 4.6% to 6.1%.

Glen Carbon is more Multiracial than neighboring Edwardsville (2.5% Multiracial), Maryville (3.7% Multiracial), Collinsville (5.5% Multiracial), and Troy (5.3% 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.