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Demographics Table

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Demographic Data Report for Illinois by County
Population: Age 40 and over
All Races (includes Hispanic), Both Sexes
2015-2019 American Community Survey 5-Year Data
Sorted by Value
County
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Value (Percent)
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People (Age 40 And Over)
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Rank within US
(of 3146 counties)
 sort by rank ascending
Illinois 47.6 6,073,445 30 of 52
United States 47.6 154,520,356 N/A
Champaign County 37.2 78,008 3,078
DeKalb County 39.7 41,451 3,012
Jackson County 41.4 23,990 2,949
McLean County 41.5 71,599 2,940
Kendall County 42.6 53,750 2,875
McDonough County 43.1 13,132 2,845
Coles County 45.2 23,214 2,659
Cook County 45.6 2,372,319 2,623
Kane County 46.3 246,292 2,548
Peoria County 47.0 85,871 2,476
Brown County 47.0 3,116 2,470
Grundy County 47.2 23,906 2,443
Will County 47.3 326,213 2,427
Kankakee County 47.5 52,512 2,403
Douglas County 47.7 9,358 2,365
Lake County 48.0 336,990 2,310
St. Clair County 48.1 126,237 2,296
Boone County 48.4 25,907 2,256
DuPage County 49.1 456,056 2,129
Effingham County 49.3 16,839 2,077
Winnebago County 49.6 141,316 2,023
Warren County 49.8 8,541 1,985
Cass County 50.0 6,246 1,951
Rock Island County 50.1 72,087 1,933
Logan County 50.2 14,549 1,923
McHenry County 50.2 154,545 1,917
Madison County 50.2 133,009 1,912
Vermilion County 50.4 39,083 1,872
Sangamon County 50.4 99,228 1,867
Clinton County 50.7 19,076 1,801
Woodford County 50.8 19,659 1,776
Moultrie County 50.8 7,440 1,773
Morgan County 50.9 17,423 1,750
Jefferson County 51.2 19,452 1,667
Tazewell County 51.5 68,638 1,578
Macon County 51.6 54,438 1,564
Clark County 51.6 8,114 1,551
Adams County 51.6 34,131 1,542
Williamson County 51.7 34,662 1,541
Saline County 51.8 12,424 1,510
Fayette County 52.0 11,220 1,453
La Salle County 52.1 57,180 1,436
Livingston County 52.1 18,784 1,429
Marion County 52.2 19,699 1,416
Crawford County 52.2 9,903 1,414
Randolph County 52.2 16,874 1,406
Bond County 52.4 8,690 1,381
Richland County 52.4 8,269 1,363
Pike County 52.5 8,221 1,362
Perry County 52.5 11,157 1,351
Knox County 52.5 26,537 1,340
Ogle County 53.1 27,078 1,208
Jersey County 53.2 11,663 1,187
Greene County 53.2 6,983 1,184
Monroe County 53.2 18,177 1,175
Cumberland County 53.2 5,766 1,172
De Witt County 53.3 8,488 1,155
Montgomery County 53.3 15,367 1,147
Christian County 53.3 17,565 1,136
Wayne County 53.5 8,775 1,105
Lawrence County 53.5 8,584 1,090
Henry County 53.6 26,400 1,082
Franklin County 53.6 20,860 1,080
Clay County 53.7 7,132 1,061
Lee County 53.8 18,516 1,022
Menard County 53.9 6,629 1,017
Ford County 53.9 7,158 1,001
Fulton County 54.0 18,948 991
Wabash County 54.0 6,238 986
Union County 54.1 9,178 968
Pulaski County 54.1 2,981 965
Macoupin County 54.1 24,600 964
Piatt County 54.1 8,875 963
Whiteside County 54.3 30,412 923
Jasper County 54.3 5,210 920
Johnson County 54.4 6,797 904
Massac County 54.4 7,737 901
Hamilton County 54.4 4,450 896
Edwards County 54.5 3,518 877
White County 54.6 7,570 864
Washington County 54.6 7,675 863
Bureau County 54.8 18,167 824
Shelby County 55.1 11,968 784
Mercer County 55.3 8,622 736
Iroquois County 55.4 15,404 721
Stephenson County 55.6 25,083 682
Alexander County 55.8 3,494 657
Hancock County 56.0 10,067 635
Edgar County 56.1 9,773 607
Scott County 56.2 2,811 606
Marshall County 56.6 6,610 550
Stark County 56.6 3,085 541
Gallatin County 57.1 2,894 500
Hardin County 57.2 2,253 494
Mason County 57.3 7,805 478
Calhoun County 57.8 2,791 427
Schuyler County 58.0 4,035 407
Putnam County 58.1 3,324 394
Carroll County 58.6 8,474 335
Henderson County 60.6 4,125 208
Jo Daviess County 61.0 13,161 184
Pope County 67.0 2,814 29
Notes:
Created by statecancerprofiles.cancer.gov on 08/11/2022 11:31 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 40 and over, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.

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