South Elgin, IL Demographics

A map of South Elgin's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	13,896	14,935	57.4%	62.6%
Hispanic	4,923	4,962	20.3%	20.8%
Asian	2,633	2,117	10.9%	8.9%
Multiracial	1,296	926	5.4%	3.9%
Black	1,150	821	4.7%	3.4%
Native American/Other	319	104	1.3%	0.4%

South Elgin, Illinois has an estimated population of 24,217, a slight increase from the 23,865 recorded in the 2020 Census. The population is 57.4% White, 20.3% Hispanic, 10.9% Asian, 5.4% Multiracial, 4.7% Black, and 1.3% Native American/Other. This demographic dot map shows the population of South Elgin, with one dot drawn for each person counted by the Census, color-coded by race.

South Elgin has become considerably more racially diverse since the 2020 Census. It is slightly more 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 South Elgin, that probability was 55.5% in 2020 and 61.2% in the most recent ACS estimates.

South Elgin is ranked the 93rd 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). South Elgin was ranked the 100th most populous place in the 2020 Census.

South Elgin's White Population

13,896 residents of South Elgin, or 57.4% of the population, identify as White. The share of White residents in South Elgin is comparable to the share in Illinois overall, where 58.1% of the population is White. South Elgin ranks 1292nd statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, South Elgin's White population has declined by an estimated 7.0%. White residents' share of South Elgin's population has decreased from 62.6% to 57.4%.

South Elgin is more White than neighboring Elgin (34.9% White). South Elgin is less White than neighboring Wayne (70.8% White), St. Charles (74.7% White), Sleepy Hollow (80.1% White), and Bartlett (59% White).

South Elgin's Black Population

1,150 residents of South Elgin, or 4.7% of the population, identify as Black. The share of Black residents in South Elgin is lower than in Illinois overall, where 13.3% of the population is Black. South Elgin ranks 264th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, South Elgin's Black population has grown by an estimated 40.1%. Black residents' share of South Elgin's population has increased from 3.4% to 4.7%.

South Elgin is more Black than neighboring Wayne (3.6% Black), St. Charles (2.9% Black), Sleepy Hollow (2.8% Black), and Bartlett (4.1% Black). South Elgin is less Black than neighboring Elgin (5.2% Black).

South Elgin's Asian Population

2,633 residents of South Elgin, or 10.9% of the population, identify as Asian. The share of Asian residents in South Elgin is slightly higher than in Illinois overall, where 5.9% of the population is Asian. South Elgin ranks 68th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, South Elgin's Asian population has grown by an estimated 24.4%. Asian residents' share of South Elgin's population has increased from 8.9% to 10.9%.

South Elgin is more Asian than neighboring Elgin (6.6% Asian), St. Charles (4.9% Asian), and Sleepy Hollow (1.5% Asian). South Elgin is less Asian than neighboring Wayne (17.4% Asian), and Bartlett (19.7% Asian).

South Elgin's Hispanic Population

4,923 residents of South Elgin, or 20.3% of the population, identify as Hispanic. The share of Hispanic residents in South Elgin is comparable to the share in Illinois overall, where 18.8% of the population is Hispanic. South Elgin ranks 104th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, South Elgin's Hispanic population has remained roughly the same. Hispanic residents' share of South Elgin's population has decreased from 20.8% to 20.3%.

South Elgin is more Hispanic than neighboring Wayne (3.6% Hispanic), St. Charles (12.3% Hispanic), Sleepy Hollow (12.8% Hispanic), and Bartlett (15% Hispanic). South Elgin is less Hispanic than neighboring Elgin (48.7% Hispanic).

South Elgin's Native American/Other Population

319 residents of South Elgin, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in South Elgin is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. South Elgin ranks 642nd statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, South Elgin's Native American/Other population has grown by an estimated 206.7%. Native American/Other residents' share of South Elgin's population has increased from 0.4% to 1.3%.

South Elgin is more Native American/Other than neighboring Elgin (0.8% Native American/Other), St. Charles (0.2% Native American/Other), Sleepy Hollow (0% Native American/Other), and Bartlett (0.1% Native American/Other). South Elgin is less Native American/Other than neighboring Wayne (1.6% Native American/Other).

South Elgin's Multiracial Population

1,296 residents of South Elgin, or 5.4% of the population, identify as Multiracial. The share of Multiracial residents in South Elgin is slightly higher than in Illinois overall, where 3.4% of the population is Multiracial. South Elgin ranks 569th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, South Elgin's Multiracial population has grown by an estimated 40.0%. Multiracial residents' share of South Elgin's population has increased from 3.9% to 5.4%.

South Elgin is more Multiracial than neighboring Elgin (3.8% Multiracial), Wayne (3.1% Multiracial), St. Charles (5% Multiracial), Sleepy Hollow (2.8% Multiracial), and Bartlett (2.1% 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.