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Demographics Table

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Demographic Data Report for Illinois by County
Population: Age 18-39
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Value

County
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2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value descending
People (Age 18-39)
 sort by sample size ascending
Rank within US
(of 3143 counties)
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Illinois N/A 29.4 3,726,065 20 of 52
United States N/A 29.5 98,058,393 N/A
Calhoun County Urban 18.2 804 3,074
Pope County Rural 19.2 720 3,024
Alexander County Urban 20.0 1,010 2,963
Jo Daviess County Rural 20.8 4,563 2,882
Edwards County Rural 20.9 1,278 2,866
Henderson County Rural 20.9 1,313 2,866
Schuyler County Rural 20.9 1,427 2,866
Hardin County Rural 21.8 790 2,737
Jasper County Rural 21.8 2,016 2,737
Massac County Urban 21.8 3,046 2,737
Hancock County Rural 22.2 3,865 2,663
Scott County Rural 22.2 1,078 2,663
Stephenson County Rural 22.2 9,798 2,663
Wayne County Rural 22.5 3,592 2,600
Marshall County Urban 22.6 2,647 2,567
Edgar County Rural 22.7 3,772 2,546
Hamilton County Rural 22.7 1,810 2,546
Stark County Urban 22.7 1,211 2,546
Iroquois County Rural 22.8 6,099 2,515
Shelby County Rural 22.8 4,768 2,515
White County Rural 22.9 3,138 2,494
Putnam County Rural 23.0 1,288 2,466
Gallatin County Rural 23.5 1,140 2,328
Mason County Rural 23.5 3,025 2,328
Mercer County Urban 23.5 3,664 2,328
De Witt County Rural 23.6 3,642 2,294
Franklin County Rural 23.6 8,844 2,294
Richland County Rural 23.6 3,696 2,294
Union County Rural 23.6 3,997 2,294
Cumberland County Rural 23.8 2,472 2,236
Henry County Urban 23.8 11,631 2,236
Moultrie County Rural 23.8 3,437 2,236
Greene County Rural 24.0 2,837 2,185
Menard County Urban 24.0 2,924 2,185
Ford County Urban 24.2 3,246 2,118
Macoupin County Urban 24.2 10,787 2,118
Whiteside County Rural 24.2 13,360 2,118
Bureau County Rural 24.4 8,075 2,056
Monroe County Urban 24.5 8,558 2,020
Marion County Rural 24.7 9,223 1,961
Pike County Rural 24.7 3,610 1,961
Piatt County Urban 24.8 4,147 1,916
Vermilion County Rural 24.8 18,128 1,916
Wabash County Rural 24.8 2,779 1,916
Ogle County Rural 25.0 12,898 1,828
Washington County Rural 25.0 3,419 1,828
Fulton County Rural 25.3 8,426 1,724
Woodford County Urban 25.3 9,696 1,724
Clark County Rural 25.4 3,886 1,691
Randolph County Rural 25.4 7,655 1,691
Tazewell County Urban 25.4 33,136 1,691
Clay County Rural 25.5 3,360 1,655
Adams County Rural 25.6 16,691 1,623
Livingston County Rural 25.6 9,117 1,623
Carroll County Rural 25.8 4,030 1,550
Lee County Rural 25.9 8,815 1,514
Pulaski County Rural 25.9 1,312 1,514
La Salle County Rural 26.2 28,525 1,389
Saline County Rural 26.2 6,118 1,389
Jefferson County Rural 26.3 9,663 1,356
Boone County Urban 26.4 14,059 1,323
Crawford County Rural 26.4 4,899 1,323
Macon County Urban 26.4 27,052 1,323
McHenry County Urban 26.4 82,170 1,323
Montgomery County Rural 26.4 7,426 1,323
Williamson County Rural 26.4 17,636 1,323
Effingham County Rural 26.5 9,134 1,285
Knox County Rural 26.6 13,122 1,248
Sangamon County Urban 26.6 51,894 1,248
Clinton County Urban 26.7 9,870 1,210
Christian County Rural 26.9 9,051 1,143
Winnebago County Urban 26.9 76,075 1,143
Jersey County Urban 27.0 5,769 1,116
Rock Island County Urban 27.1 38,744 1,092
Douglas County Rural 27.3 5,371 1,035
Kane County Urban 27.4 141,463 1,007
St. Clair County Urban 27.4 69,811 1,007
Will County Urban 27.4 191,664 1,007
Fayette County Rural 27.5 5,878 978
Perry County Rural 27.5 5,718 978
DuPage County Urban 27.6 256,034 955
Cass County Rural 27.7 3,552 931
Grundy County Urban 27.7 14,658 931
Lake County Urban 27.9 198,318 880
Kankakee County Urban 28.2 30,123 813
Kendall County Urban 28.2 38,057 813
Madison County Urban 28.3 74,761 796
Peoria County Urban 28.4 51,112 775
Johnson County Rural 28.5 3,811 755
Morgan County Rural 28.6 9,314 738
Warren County Rural 28.9 4,786 682
Lawrence County Rural 29.9 4,525 500
Logan County Rural 29.9 8,339 500
Brown County Rural 30.6 1,935 409
Bond County Urban 31.2 5,192 352
Cook County Urban 31.7 1,643,440 310
Coles County Rural 33.8 15,769 200
McLean County Urban 35.5 60,733 138
McDonough County Rural 36.9 10,005 96
DeKalb County Urban 37.5 37,646 88
Jackson County Rural 39.2 20,657 69
Champaign County Urban 42.0 86,490 40
Notes:
Created by statecancerprofiles.cancer.gov on 06/19/2025 2:43 am.

Φ Rural-Urban Continuum Codes provided by the USDA.

Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 18-39, see the dictionary.

Data for United States does not include Puerto Rico.

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