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Demographic Data Report for Illinois by County
Education: Less than 9th grade
Population Ages 25+
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Count
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value descending
People (Education: Less Than 9th Grade)
 sort by sample size ascending
Rank within US
(of 3143 counties)
 sort by rank descending
United States 4.8 10,793,507 N/A
Illinois 4.6 398,851 39 of 52
Cook County 6.2 225,721 2,546
Kane County 7.4 25,316 2,750
Lake County 4.8 22,575 2,144
DuPage County 3.3 21,431 1,451
Will County 3.8 17,586 1,717
Winnebago County 4.1 8,029 1,849
McHenry County 2.6 5,615 1,021
St. Clair County 2.3 4,023 768
Rock Island County 3.7 3,730 1,682
Madison County 2.0 3,679 552
Peoria County 2.4 2,913 828
Kankakee County 3.8 2,739 1,719
Boone County 6.6 2,350 2,632
Sangamon County 1.7 2,320 370
La Salle County 2.6 2,055 1,024
Champaign County 1.6 1,956 325
DeKalb County 3.1 1,876 1,340
Kendall County 2.2 1,796 677
Tazewell County 1.9 1,751 489
Macon County 2.1 1,499 623
Douglas County 10.9 1,432 3,001
McLean County 1.3 1,387 170
Vermilion County 2.4 1,241 870
Whiteside County 3.0 1,189 1,268
Ogle County 3.3 1,178 1,420
Williamson County 2.4 1,147 837
Jackson County 3.1 1,005 1,317
Knox County 2.9 998 1,161
Adams County 2.0 902 533
Moultrie County 8.6 847 2,888
Clinton County 3.1 819 1,316
Grundy County 2.3 818 810
Coles County 2.6 801 1,000
Randolph County 3.6 796 1,577
Marion County 3.0 787 1,251
Saline County 4.5 778 2,027
Livingston County 3.0 767 1,273
Stephenson County 2.4 759 834
Henry County 2.1 737 647
Bureau County 3.0 707 1,237
Franklin County 2.6 694 966
Jefferson County 2.7 694 1,028
Macoupin County 2.2 694 683
Lee County 2.7 688 1,085
Iroquois County 3.5 680 1,545
Effingham County 2.7 643 1,070
Wayne County 5.6 643 2,410
Morgan County 2.6 606 994
Fayette County 3.7 568 1,663
Cass County 6.5 566 2,601
Perry County 3.7 566 1,654
Montgomery County 2.7 558 1,060
Jo Daviess County 3.4 556 1,470
Edgar County 4.2 528 1,904
Union County 4.2 520 1,878
Logan County 2.6 508 958
Fulton County 2.0 501 582
Lawrence County 4.4 492 1,965
Warren County 4.4 483 1,978
Massac County 4.7 481 2,107
Christian County 2.0 476 535
Crawford County 3.2 443 1,395
Johnson County 4.2 407 1,889
Jersey County 2.6 393 995
Carroll County 3.4 385 1,474
Clay County 4.0 369 1,784
Woodford County 1.4 364 200
Bond County 3.0 357 1,238
Mason County 3.6 346 1,593
White County 3.3 326 1,416
Washington County 3.1 309 1,311
Hamilton County 4.6 265 2,075
Greene County 2.9 250 1,186
Mercer County 2.2 244 686
Shelby County 1.5 231 273
De Witt County 2.0 228 589
Clark County 2.0 217 571
Brown County 4.5 208 2,017
Pike County 1.9 198 500
Ford County 2.1 195 610
McDonough County 1.2 192 120
Richland County 1.7 189 383
Monroe County 0.7 179 44
Hancock County 1.4 177 195
Marshall County 2.1 176 602
Jasper County 2.7 174 1,039
Alexander County 4.3 165 1,952
Hardin County 5.6 165 2,405
Cumberland County 2.1 155 625
Gallatin County 4.2 155 1,885
Piatt County 1.3 153 156
Wabash County 1.7 136 357
Pope County 4.2 121 1,867
Pulaski County 3.0 113 1,245
Schuyler County 2.1 113 656
Stark County 2.7 103 1,031
Edwards County 1.9 86 528
Menard County 1.0 86 90
Putnam County 1.9 77 476
Calhoun County 2.2 74 725
Henderson County 1.5 73 260
Scott County 1.5 54 287
Notes:
Created by statecancerprofiles.cancer.gov on 04/28/2024 12:56 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Education: Less than 9th grade, see the dictionary.
Data for United States does not include Puerto Rico.

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