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Demographics Table

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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
2019-2023 American Community Survey 5-Year Data
Sorted by Count

County
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2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value ascending
People (Education: Less Than 9th Grade)
 sort by sample size ascending
Rank within US
(of 3143 counties)
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United States N/A 4.7 10,732,389 N/A
Illinois N/A 4.5 396,353 41 of 52
Cook County Urban 6.2 224,522 2,606
Kane County Urban 7.0 24,102 2,749
Lake County Urban 5.0 23,590 2,275
DuPage County Urban 3.6 22,898 1,681
Will County Urban 4.0 18,932 1,891
Winnebago County Urban 3.5 6,815 1,634
McHenry County Urban 2.7 5,762 1,110
St. Clair County Urban 2.4 4,203 875
Rock Island County Urban 3.4 3,363 1,563
Madison County Urban 1.5 2,840 281
Peoria County Urban 2.2 2,674 723
Kankakee County Urban 3.6 2,613 1,681
Sangamon County Urban 1.7 2,317 376
Boone County Urban 6.5 2,313 2,660
Kendall County Urban 2.6 2,256 1,024
Champaign County Urban 1.7 2,101 376
DeKalb County Urban 3.4 2,071 1,563
La Salle County Rural 2.6 2,009 1,024
Tazewell County Urban 1.9 1,786 512
McLean County Urban 1.3 1,351 189
Whiteside County Rural 3.4 1,310 1,563
Douglas County Rural 9.9 1,308 2,992
Macon County Urban 1.8 1,263 445
Ogle County Rural 3.3 1,195 1,505
Vermilion County Rural 2.3 1,167 800
Williamson County Rural 2.3 1,113 800
Knox County Rural 3.2 1,091 1,444
Henry County Urban 2.7 951 1,110
Moultrie County Rural 8.5 827 2,918
Jackson County Rural 2.6 817 1,024
Clinton County Urban 3.0 804 1,313
Randolph County Rural 3.6 780 1,681
Stephenson County Rural 2.4 761 875
Saline County Rural 4.4 745 2,064
Coles County Rural 2.4 741 875
Franklin County Rural 2.8 735 1,173
Adams County Rural 1.6 722 332
Livingston County Rural 2.8 713 1,173
Effingham County Rural 3.0 702 1,313
Grundy County Urban 2.0 697 593
Bureau County Rural 2.9 685 1,252
Macoupin County Urban 2.1 680 658
Iroquois County Rural 3.4 644 1,563
Jefferson County Rural 2.4 618 875
Fayette County Rural 4.0 612 1,891
Cass County Rural 7.0 608 2,749
Marion County Rural 2.3 595 800
Lee County Rural 2.3 573 800
Christian County Rural 2.3 571 800
Union County Rural 4.7 570 2,171
Morgan County Rural 2.5 568 946
Crawford County Rural 3.9 523 1,839
Warren County Rural 4.7 512 2,171
Montgomery County Rural 2.4 492 875
Carroll County Rural 4.2 487 1,974
Wayne County Rural 4.3 483 2,017
Massac County Urban 4.6 467 2,139
White County Rural 4.5 449 2,106
Clay County Rural 4.7 436 2,171
Jo Daviess County Rural 2.5 422 946
Perry County Rural 2.8 418 1,173
Lawrence County Rural 3.6 393 1,681
Fulton County Rural 1.5 366 281
Logan County Rural 1.9 365 512
McDonough County Rural 2.0 333 593
Edgar County Rural 2.7 328 1,110
Woodford County Urban 1.2 317 156
Washington County Rural 3.0 297 1,313
De Witt County Rural 2.6 290 1,024
Jersey County Urban 1.9 286 512
Bond County Urban 2.3 264 800
Johnson County Rural 2.7 261 1,110
Shelby County Rural 1.7 253 376
Hamilton County Rural 4.5 251 2,106
Ford County Urban 2.6 240 1,024
Mason County Rural 2.5 234 946
Pike County Rural 2.3 234 800
Richland County Rural 2.1 232 658
Clark County Rural 2.1 227 658
Hancock County Rural 1.6 202 332
Mercer County Urban 1.8 199 445
Monroe County Urban 0.7 183 41
Gallatin County Rural 5.0 180 2,275
Brown County Rural 3.7 177 1,734
Wabash County Rural 2.2 172 723
Greene County Rural 1.8 156 445
Marshall County Urban 1.7 143 376
Cumberland County Rural 1.9 136 512
Jasper County Rural 2.1 136 658
Alexander County Urban 3.7 133 1,734
Schuyler County Rural 2.5 131 946
Menard County Urban 1.3 113 189
Hardin County Rural 3.6 107 1,681
Henderson County Rural 2.1 101 658
Pulaski County Rural 2.8 101 1,173
Pope County Rural 3.4 97 1,563
Stark County Urban 2.5 93 946
Edwards County Rural 1.7 73 376
Scott County Rural 1.4 48 227
Piatt County Urban 0.4 46 18
Calhoun County Urban 1.3 41 189
Putnam County Rural 1.0 41 90
Notes:
Created by statecancerprofiles.cancer.gov on 07/06/2025 7:04 pm.

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 Education: Less than 9th grade, see the dictionary.

Data for United States does not include Puerto Rico.

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