Demographics Table
Demographic Data Report for Illinois by County
Education: At least high school
Ages 25+, All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Rank
County
|
2023 Rural-Urban Continuum Codes Φ
|
Value (Percent)
|
People (Education: At Least High School)
|
Rank within US (of 3143 counties) 
|
|---|---|---|---|---|
| United States | N/A | 89.4 | 204,204,444 | N/A |
| Illinois | N/A | 90.3 | 7,887,284 | 31 of 52 |
| Brown County | Rural | 79.6 | 3,764 | 2,950 |
| Lawrence County | Rural | 85.1 | 9,407 | 2,433 |
| Perry County | Rural | 85.3 | 12,878 | 2,399 |
| Boone County | Urban | 85.6 | 30,329 | 2,357 |
| Moultrie County | Rural | 85.7 | 8,334 | 2,340 |
| Johnson County | Rural | 85.9 | 8,327 | 2,306 |
| Douglas County | Rural | 86.1 | 11,416 | 2,277 |
| Gallatin County | Rural | 86.4 | 3,104 | 2,234 |
| White County | Rural | 86.5 | 8,548 | 2,224 |
| Warren County | Rural | 86.6 | 9,380 | 2,207 |
| Alexander County | Urban | 86.7 | 3,085 | 2,181 |
| Cass County | Rural | 86.7 | 7,538 | 2,181 |
| Kane County | Urban | 87.0 | 299,156 | 2,141 |
| Union County | Rural | 87.0 | 10,634 | 2,141 |
| Fayette County | Rural | 87.3 | 13,195 | 2,089 |
| Pulaski County | Rural | 87.4 | 3,102 | 2,077 |
| Carroll County | Rural | 87.7 | 10,083 | 2,012 |
| Clay County | Rural | 87.7 | 8,085 | 2,012 |
| Randolph County | Rural | 87.9 | 19,165 | 1,980 |
| Crawford County | Rural | 88.2 | 11,953 | 1,931 |
| Cook County | Urban | 88.3 | 3,207,646 | 1,917 |
| Hardin County | Rural | 88.5 | 2,636 | 1,873 |
| Winnebago County | Urban | 88.6 | 171,167 | 1,855 |
| Saline County | Rural | 88.8 | 15,116 | 1,817 |
| Hamilton County | Rural | 89.0 | 5,012 | 1,771 |
| Iroquois County | Rural | 89.1 | 16,847 | 1,750 |
| Franklin County | Rural | 89.2 | 23,680 | 1,722 |
| Bond County | Urban | 89.3 | 10,192 | 1,696 |
| Knox County | Rural | 89.3 | 30,845 | 1,696 |
| Massac County | Urban | 89.3 | 9,012 | 1,696 |
| Morgan County | Rural | 89.6 | 20,650 | 1,632 |
| Montgomery County | Rural | 90.0 | 18,378 | 1,528 |
| Edgar County | Rural | 90.1 | 11,049 | 1,511 |
| Rock Island County | Urban | 90.2 | 88,610 | 1,491 |
| Wayne County | Rural | 90.2 | 10,173 | 1,491 |
| Livingston County | Rural | 90.3 | 22,724 | 1,462 |
| Marion County | Rural | 90.3 | 23,346 | 1,462 |
| Greene County | Rural | 90.4 | 7,634 | 1,440 |
| Lee County | Rural | 90.5 | 22,643 | 1,408 |
| Lake County | Urban | 90.6 | 427,083 | 1,382 |
| Vermilion County | Rural | 90.7 | 45,605 | 1,355 |
| Macoupin County | Urban | 90.8 | 29,024 | 1,328 |
| Christian County | Rural | 90.9 | 22,167 | 1,304 |
| Fulton County | Rural | 90.9 | 22,076 | 1,304 |
| Bureau County | Rural | 91.0 | 21,422 | 1,270 |
| Kankakee County | Urban | 91.0 | 65,315 | 1,270 |
| Marshall County | Urban | 91.0 | 7,735 | 1,270 |
| Ogle County | Rural | 91.0 | 32,718 | 1,270 |
| Whiteside County | Rural | 91.0 | 35,331 | 1,270 |
| Jefferson County | Rural | 91.4 | 23,614 | 1,163 |
| La Salle County | Rural | 91.4 | 70,594 | 1,163 |
| Coles County | Rural | 91.5 | 27,724 | 1,131 |
| Logan County | Rural | 91.5 | 17,928 | 1,131 |
| Stephenson County | Rural | 91.5 | 28,728 | 1,131 |
| Will County | Urban | 91.5 | 427,834 | 1,131 |
| Pope County | Rural | 91.7 | 2,630 | 1,084 |
| Stark County | Urban | 91.7 | 3,474 | 1,084 |
| Pike County | Rural | 91.8 | 9,370 | 1,044 |
| Edwards County | Rural | 91.9 | 3,967 | 1,019 |
| Ford County | Urban | 91.9 | 8,543 | 1,019 |
| Richland County | Rural | 91.9 | 10,038 | 1,019 |
| Clark County | Rural | 92.0 | 9,931 | 984 |
| Clinton County | Urban | 92.0 | 24,280 | 984 |
| Schuyler County | Rural | 92.0 | 4,862 | 984 |
| Henderson County | Rural | 92.1 | 4,350 | 959 |
| Henry County | Urban | 92.1 | 32,084 | 959 |
| Jackson County | Rural | 92.1 | 29,283 | 959 |
| Mason County | Rural | 92.1 | 8,604 | 959 |
| DeKalb County | Urban | 92.4 | 55,705 | 875 |
| Williamson County | Rural | 92.4 | 44,398 | 875 |
| St. Clair County | Urban | 92.7 | 162,056 | 788 |
| De Witt County | Rural | 92.8 | 10,239 | 757 |
| Wabash County | Rural | 92.8 | 7,236 | 757 |
| Macon County | Urban | 93.0 | 65,811 | 702 |
| Jasper County | Rural | 93.1 | 6,041 | 668 |
| DuPage County | Urban | 93.2 | 599,004 | 638 |
| Effingham County | Rural | 93.2 | 22,093 | 638 |
| Scott County | Rural | 93.2 | 3,199 | 638 |
| Washington County | Rural | 93.2 | 9,172 | 638 |
| Mercer County | Urban | 93.3 | 10,406 | 610 |
| Calhoun County | Urban | 93.4 | 2,928 | 586 |
| Jo Daviess County | Rural | 93.4 | 15,483 | 586 |
| Peoria County | Urban | 93.4 | 113,033 | 586 |
| Adams County | Rural | 93.5 | 42,210 | 555 |
| Kendall County | Urban | 93.6 | 81,203 | 529 |
| Putnam County | Rural | 93.6 | 3,867 | 529 |
| Jersey County | Urban | 93.7 | 14,033 | 498 |
| Madison County | Urban | 93.7 | 172,862 | 498 |
| McHenry County | Urban | 93.7 | 200,924 | 498 |
| Sangamon County | Urban | 93.7 | 128,158 | 498 |
| Cumberland County | Rural | 93.9 | 6,797 | 461 |
| Hancock County | Rural | 94.0 | 11,829 | 432 |
| Tazewell County | Urban | 94.0 | 86,406 | 432 |
| Grundy County | Urban | 94.2 | 33,173 | 393 |
| Menard County | Urban | 94.2 | 8,103 | 393 |
| McDonough County | Rural | 94.3 | 15,763 | 375 |
| Shelby County | Rural | 94.5 | 14,240 | 334 |
| Woodford County | Urban | 94.8 | 24,556 | 274 |
| Champaign County | Urban | 95.1 | 114,662 | 213 |
| McLean County | Urban | 95.8 | 101,256 | 116 |
| Monroe County | Urban | 95.8 | 23,844 | 116 |
| Piatt County | Urban | 96.0 | 11,437 | 99 |
Notes:
Created by statecancerprofiles.cancer.gov on 11/10/2025 9:23 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 Education: At least high school, see the dictionary.
Data for United States does not include Puerto Rico.
Created by statecancerprofiles.cancer.gov on 11/10/2025 9:23 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 Education: At least high school, see the dictionary.
Data for United States does not include Puerto Rico.