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Demographics Table

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Demographic Data Report for Illinois by County
Population: Age 65 and over
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent

County
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2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value descending
People (Age 65 And Over)
 sort by sample size ascending
Rank within US
(of 3143 counties)
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Illinois N/A 17.0 2,156,214 34 of 52
United States N/A 17.2 57,633,628 N/A
Kendall County Urban 11.2 15,466 3,091
Champaign County Urban 13.9 28,984 2,911
DeKalb County Urban 13.9 14,020 2,911
McLean County Urban 14.6 25,004 2,843
Will County Urban 14.6 102,267 2,843
Grundy County Urban 15.1 8,031 2,774
Kane County Urban 15.5 80,391 2,702
Lake County Urban 15.8 112,792 2,652
Cook County Urban 16.0 827,156 2,614
Brown County Rural 16.3 1,029 2,558
Jackson County Rural 16.5 8,778 2,529
McHenry County Urban 16.5 51,512 2,529
Boone County Urban 16.7 8,916 2,475
DuPage County Urban 17.3 161,240 2,330
St. Clair County Urban 17.3 44,007 2,330
Kankakee County Urban 17.8 19,030 2,221
Cass County Rural 18.0 2,307 2,168
Peoria County Urban 18.3 32,813 2,073
Coles County Rural 18.4 8,592 2,046
Lawrence County Rural 18.5 2,779 2,021
Madison County Urban 18.5 48,934 2,021
Winnebago County Urban 18.5 52,518 2,021
Douglas County Rural 18.6 3,679 1,988
Bond County Urban 18.8 3,137 1,911
Clinton County Urban 18.8 6,955 1,911
Effingham County Rural 18.8 6,501 1,911
Moultrie County Rural 19.0 2,739 1,855
McDonough County Rural 19.3 5,199 1,766
Sangamon County Urban 19.4 37,849 1,743
Woodford County Urban 19.4 7,416 1,743
Fayette County Rural 19.5 4,164 1,713
Logan County Rural 19.5 5,409 1,713
Ford County Urban 19.6 2,628 1,686
Williamson County Rural 19.6 13,136 1,686
Johnson County Rural 19.7 2,630 1,655
Monroe County Urban 19.7 6,913 1,655
Crawford County Rural 19.8 3,659 1,625
La Salle County Rural 19.9 21,669 1,589
Tazewell County Urban 19.9 25,882 1,589
Jefferson County Rural 20.0 7,298 1,565
Ogle County Rural 20.0 10,274 1,565
Warren County Rural 20.0 3,286 1,565
Livingston County Rural 20.1 7,164 1,518
Marion County Rural 20.2 7,473 1,486
Christian County Rural 20.3 6,797 1,446
Clark County Rural 20.3 3,095 1,446
Perry County Rural 20.3 4,185 1,446
Vermilion County Rural 20.3 14,698 1,446
Rock Island County Urban 20.4 29,061 1,414
Adams County Rural 20.6 13,317 1,349
Jersey County Urban 20.6 4,391 1,349
De Witt County Rural 20.7 3,182 1,322
Richland County Rural 20.7 3,234 1,322
Greene County Rural 20.8 2,434 1,291
Menard County Urban 20.8 2,513 1,291
Clay County Rural 20.9 2,727 1,263
Morgan County Rural 20.9 6,897 1,263
Cumberland County Rural 21.0 2,173 1,230
Franklin County Rural 21.0 7,835 1,230
Jasper County Rural 21.0 1,926 1,230
Macon County Urban 21.0 21,412 1,230
Piatt County Urban 21.1 3,529 1,197
Lee County Rural 21.3 7,227 1,144
Randolph County Rural 21.3 6,393 1,144
Fulton County Rural 21.5 7,089 1,094
Montgomery County Rural 21.5 6,007 1,094
Saline County Rural 21.5 4,996 1,094
Macoupin County Urban 21.6 9,566 1,074
Washington County Rural 21.6 2,948 1,074
Henry County Urban 21.8 10,591 1,031
Pike County Rural 21.8 3,152 1,031
Whiteside County Rural 21.8 11,967 1,031
Mercer County Urban 21.9 3,389 1,009
Massac County Urban 22.0 3,049 986
Wayne County Rural 22.0 3,510 986
Knox County Rural 22.2 10,907 938
Edwards County Rural 22.6 1,370 841
Iroquois County Rural 22.6 5,977 841
Wabash County Rural 22.6 2,509 841
Hamilton County Rural 22.9 1,816 782
Stark County Urban 22.9 1,215 782
Union County Rural 22.9 3,899 782
Mason County Rural 23.1 2,939 747
Scott County Rural 23.1 1,142 747
Bureau County Rural 23.2 7,614 728
Pulaski County Rural 23.4 1,172 698
White County Rural 23.4 3,191 698
Shelby County Rural 23.7 4,905 652
Marshall County Urban 24.0 2,800 604
Carroll County Rural 24.2 3,768 578
Stephenson County Rural 24.4 10,671 555
Hancock County Rural 24.6 4,256 523
Putnam County Rural 24.6 1,379 523
Edgar County Rural 24.7 4,080 513
Alexander County Urban 24.9 1,215 492
Gallatin County Rural 25.3 1,217 442
Calhoun County Urban 25.4 1,101 434
Schuyler County Rural 25.7 1,744 398
Henderson County Rural 27.6 1,710 248
Pope County Rural 29.0 1,084 175
Hardin County Rural 29.8 1,076 134
Jo Daviess County Rural 29.9 6,541 132

Notes:
Created by statecancerprofiles.cancer.gov on 03/23/2026 11:38 pm.

Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.

Source: Demographic data provided by the Census Bureau and the American Community Survey.

For more information about Population: Age 65 and over, see the dictionary.

Data for United States does not include Puerto Rico.

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