Darien, IL Demographics

A map of Darien's Population by Race

Darien, Illinois has an estimated population of 21,879, a less than 1% change from the 22,011 recorded in the 2020 Census. The population is 73.2% White, 11.9% Asian, 9.3% Hispanic, 2.8% Multiracial, 2.6% Black, and 0.2% Native American/Other. This demographic dot map shows the population of Darien, with one dot drawn for each person counted by the Census, color-coded by race.

Darien 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 Darien, that probability was 45.4% in 2020 and 44.0% in the most recent ACS estimates.

Darien is ranked the 110th 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). Darien was ranked the 109th most populous place in the 2020 Census.

Darien's White Population

16,016 residents of Darien, or 73.2% of the population, identify as White. The share of White residents in Darien is significantly higher than in Illinois overall, where 58.1% of the population is White. Darien ranks 1217th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Darien's White population has remained roughly the same. White residents' share of Darien's population has increased from 72.2% to 73.2%.

Darien is more White than neighboring Willowbrook (64.9% White), Westmont (61.7% White), and Woodridge (56.8% White). Darien is less White than neighboring Clarendon Hills (78.8% White), and Downers Grove (80.9% White).

Darien's Black Population

577 residents of Darien, or 2.6% of the population, identify as Black. The share of Black residents in Darien is considerably lower than in Illinois overall, where 13.3% of the population is Black. Darien ranks 271st statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Darien's Black population has declined by an estimated 21.8%. Black residents' share of Darien's population has decreased from 3.4% to 2.6%.

Darien is more Black than neighboring Clarendon Hills (0.4% Black). Darien is less Black than neighboring Willowbrook (3.7% Black), Westmont (5.9% Black), Woodridge (10.5% Black), and Downers Grove (2.7% Black).

Darien's Asian Population

2,603 residents of Darien, or 11.9% of the population, identify as Asian. The share of Asian residents in Darien is higher than in Illinois overall, where 5.9% of the population is Asian. Darien ranks 42nd statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Darien's Asian population has declined by an estimated 8.8%. Asian residents' share of Darien's population has decreased from 13.0% to 11.9%.

Darien is more Asian than neighboring Clarendon Hills (9.8% Asian), and Downers Grove (5.6% Asian). Darien is less Asian than neighboring Willowbrook (18.9% Asian), Westmont (14.6% Asian), and Woodridge (12.1% Asian).

Darien's Hispanic Population

2,030 residents of Darien, or 9.3% of the population, identify as Hispanic. The share of Hispanic residents in Darien is lower than in Illinois overall, where 18.8% of the population is Hispanic. Darien ranks 308th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Darien's Hispanic population has grown by an estimated 9.7%. Hispanic residents' share of Darien's population has increased from 8.4% to 9.3%.

Darien is more Hispanic than neighboring Clarendon Hills (6.7% Hispanic), and Downers Grove (5.9% Hispanic). Darien is less Hispanic than neighboring Willowbrook (9.7% Hispanic), Westmont (14.2% Hispanic), and Woodridge (16% Hispanic).

Darien's Native American/Other Population

47 residents of Darien, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Darien is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Darien ranks 707th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Darien's Native American/Other population has declined by an estimated 47.2%. Native American/Other residents' share of Darien's population has remained roughly unchanged at 0.2%.

Darien is less Native American/Other than neighboring Willowbrook (1.4% Native American/Other), Westmont (0.6% Native American/Other), Clarendon Hills (0.5% Native American/Other), Woodridge (0.5% Native American/Other), and Downers Grove (0.4% Native American/Other).

Darien's Multiracial Population

606 residents of Darien, or 2.8% of the population, identify as Multiracial. The share of Multiracial residents in Darien is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Darien ranks 1037th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Darien's Multiracial population has grown by an estimated 1.5%. Multiracial residents' share of Darien's population has remained roughly unchanged at 2.8%.

Darien is more Multiracial than neighboring Willowbrook (1.4% Multiracial). Darien is less Multiracial than neighboring Westmont (2.9% Multiracial), Clarendon Hills (3.8% Multiracial), Woodridge (4.1% Multiracial), and Downers Grove (4.4% 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.