Demographics of Darien city, Illinois

Darien city, Illinois had 22,032 people on July 1, 2025, by the Census Bureau’s estimate: +33 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Darien city, in four figures

22,032
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 21,879 ±50.; +0.2%
Change since July 2020: +33 people.; 44.4 ±2.6
Median age: ACS 2020–⁠2024.; $111,215 ±$8,951
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Darien city, Illinois's population grew 0.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Darien city, Illinois's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Darien city, Illinois's population grew 0.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Darien city, Illinois's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	21,999	100.0	100.0
2021	21,806	99.1	100.2
2022	21,638	98.4	100.7
2023	21,820	99.2	101.6
2024	21,917	99.6	102.5
2025	22,032	100.2	103.1

Population of Darien city, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	21,999	—
2021	21,806	−193
2022	21,638	−168
2023	21,820	+182
2024	21,917	+97
2025	22,032	+115

Age, 2020–2024

The median age is 44.4 ±2.6: for men 44.4 ±2.5 and for women 44.6 ±4.1. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Darien city by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	986 ±220	4.5% ±1.0	5.4% ±<0.1	5.6% ±<0.1
5 to 17	3,136 ±462	14.3% ±2.1	16.4% ±0.1	16.3% ±<0.1
18 to 24	1,645 ±350	7.5% ±1.6	9.1% ±<0.1	9.1% ±<0.1
25 to 44	5,344 ±574	24.4% ±2.6	26.9% ±0.1	26.9% ±<0.1
45 to 64	5,444 ±518	24.9% ±2.4	25.2% ±0.1	24.8% ±<0.1
65 and over	5,324 ±486	24.3% ±2.2	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $111,215 ±$8,951, and income per person $55,898 ±$3,703, in 2024 dollars. The median is $83,390 ±$362 in Illinois and $80,734 ±$166 in the United States.

Households by income

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Households in Darien city by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	555 ±141	6.4% ±1.6	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	878 ±225	10.1% ±2.5	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,293 ±282	14.8% ±3.2	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,195 ±257	13.7% ±2.9	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,909 ±318	21.9% ±3.5	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,226 ±245	14.0% ±2.7	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	1,679 ±283	19.2% ±3.1	13.8% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Darien city by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	919 ±288	4.2% ±1.3	11.8% ±0.1	12.5% ±0.1
Under 18	90 to 288	2.3% to 7.0%	15.1% ±0.2	16.1% ±0.1
18 to 59	299 ±121	2.8% ±1.1	11.0% ±0.1	11.6% ±0.1
60 and over	431 ±153	6.2% ±2.1	10.6% ±0.1	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

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Housing in Darien city, ACS 2020–2024
Measure	Darien city	Illinois	United States
Housing units	8,950 ±374	5,457,452 ±471	143,775,355 ±10,234
Occupied	97.6% ±1.0	92.3% ±0.1	89.9% ±0.1
Vacant	0.6% to 4.2%	7.7% ±0.1	10.1% ±0.1
Owner occupied	78.8% ±3.5	67.1% ±0.3	65.2% ±0.3
Renter occupied	21.2% ±2.9	32.9% ±0.2	34.8% ±0.1
Median home value	$398,700 ±$16,048	$263,300 ±$797	$332,700 ±$236
Median gross rent	$1,857 ±$336	$1,274 ±$5	$1,413 ±$2
Median year built	1978 ±2	1971 ±2	1980 ±1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Darien city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	2,030 ±550	9.3% ±2.5	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	16,016 ±785	73.2% ±3.6	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	577 ±268	2.6% ±1.2	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	2,603 ±519	11.9% ±2.4	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 14	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 24	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 96	0% to 0.4%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	606 ±228	2.8% ±1.0	3.4% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Darien city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	15,131 ±606	69.2% ±2.8	66.5% ±0.1	57.3% ±<0.1
Born in another state	2,333 ±374	10.7% ±1.7	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	60 to 228	0.3% to 1.0%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	4,271 ±541	19.5% ±2.5	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	3,074 ±432	14.1% ±2.0	7.7% ±0.1	7.4% ±<0.1
Not citizens	1,197 ±365	5.5% ±1.7	7.0% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Darien city among the places of Illinois

110th of 337 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Illinois page.

Places of Illinois near Darien city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Machesney Park village	22,630 ±131
Bloomingdale village	22,457 ±37
Villa Park village	22,345 ±572
East Peoria city	22,324 ±309
Carbondale city	22,158 ±53
Darien city	21,879 ±50
Blue Island city	21,741 ±526
Montgomery village	21,515 ±487
Geneva city	21,258 ±53
Park Forest village	21,156 ±577
Grayslake village	20,929 ±403

Rankings this appears in

No. 2 Places in Illinois by median rent
No. 10 Places in Illinois by median age
No. 39 Places in Illinois by median household income
No. 39 Places in Illinois by per capita income
No. 43 Places in Illinois by median home value
No. 50 Places in Illinois by foreign-born share

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026