Demographics Table
County
|
Value (Percent)
|
People (Age Under 18)
|
Rank within US (of 3146 counties)
|
|---|---|---|---|
| Illinois | 22.6 | 2,891,526 | 23 of 52 |
| United States | 22.6 | 73,429,392 | N/A |
| Adams County | 22.6 | 14,921 | 1,422 |
| Alexander County | 23.3 | 1,457 | 1,109 |
| Bond County | 19.1 | 3,161 | 2,661 |
| Boone County | 25.2 | 13,514 | 463 |
| Brown County | 17.2 | 1,142 | 2,932 |
| Bureau County | 21.4 | 7,097 | 1,930 |
| Calhoun County | 20.9 | 1,009 | 2,127 |
| Carroll County | 19.4 | 2,805 | 2,573 |
| Cass County | 24.4 | 3,043 | 688 |
| Champaign County | 18.9 | 39,585 | 2,706 |
| Christian County | 20.5 | 6,746 | 2,264 |
| Clark County | 23.1 | 3,623 | 1,204 |
| Clay County | 22.7 | 3,017 | 1,362 |
| Clinton County | 21.2 | 7,972 | 2,026 |
| Coles County | 18.0 | 9,255 | 2,845 |
| Cook County | 22.0 | 1,145,107 | 1,665 |
| Crawford County | 19.8 | 3,763 | 2,457 |
| Cumberland County | 22.9 | 2,481 | 1,274 |
| De Witt County | 21.6 | 3,443 | 1,835 |
| DeKalb County | 21.6 | 22,523 | 1,858 |
| Douglas County | 25.0 | 4,913 | 514 |
| DuPage County | 22.9 | 212,484 | 1,287 |
| Edgar County | 20.3 | 3,529 | 2,335 |
| Edwards County | 23.2 | 1,499 | 1,131 |
| Effingham County | 23.7 | 8,094 | 934 |
| Fayette County | 20.7 | 4,454 | 2,203 |
| Ford County | 22.7 | 3,017 | 1,349 |
| Franklin County | 22.1 | 8,618 | 1,620 |
| Fulton County | 19.8 | 6,962 | 2,454 |
| Gallatin County | 20.5 | 1,038 | 2,257 |
| Greene County | 20.8 | 2,729 | 2,156 |
| Grundy County | 25.4 | 12,881 | 432 |
| Hamilton County | 22.2 | 1,812 | 1,613 |
| Hancock County | 21.1 | 3,790 | 2,070 |
| Hardin County | 17.2 | 676 | 2,942 |
| Henderson County | 18.5 | 1,258 | 2,768 |
| Henry County | 22.4 | 11,017 | 1,517 |
| Iroquois County | 21.8 | 6,072 | 1,745 |
| Jackson County | 18.4 | 10,646 | 2,791 |
| Jasper County | 23.2 | 2,226 | 1,141 |
| Jefferson County | 22.2 | 8,442 | 1,580 |
| Jersey County | 20.8 | 4,557 | 2,159 |
| Jo Daviess County | 19.1 | 4,126 | 2,643 |
| Johnson County | 18.1 | 2,264 | 2,824 |
| Kane County | 25.9 | 137,700 | 352 |
| Kankakee County | 23.1 | 25,509 | 1,193 |
| Kendall County | 28.8 | 36,346 | 124 |
| Knox County | 19.8 | 9,991 | 2,474 |
| La Salle County | 21.6 | 23,713 | 1,837 |
| Lake County | 24.5 | 171,546 | 657 |
| Lawrence County | 18.1 | 2,894 | 2,839 |
| Lee County | 19.8 | 6,812 | 2,466 |
| Livingston County | 21.5 | 7,762 | 1,879 |
| Logan County | 19.3 | 5,607 | 2,592 |
| Macon County | 22.3 | 23,520 | 1,547 |
| Macoupin County | 21.3 | 9,683 | 1,989 |
| Madison County | 22.0 | 58,145 | 1,694 |
| Marion County | 23.0 | 8,675 | 1,235 |
| Marshall County | 20.5 | 2,395 | 2,254 |
| Mason County | 20.7 | 2,817 | 2,191 |
| Massac County | 22.5 | 3,204 | 1,444 |
| McDonough County | 17.1 | 5,223 | 2,945 |
| McHenry County | 23.8 | 73,344 | 866 |
| McLean County | 21.6 | 37,351 | 1,825 |
| Menard County | 21.9 | 2,694 | 1,723 |
| Mercer County | 21.6 | 3,364 | 1,859 |
| Monroe County | 22.4 | 7,642 | 1,510 |
| Montgomery County | 20.0 | 5,776 | 2,403 |
| Morgan County | 18.9 | 6,488 | 2,687 |
| Moultrie County | 25.1 | 3,676 | 498 |
| Ogle County | 22.7 | 11,560 | 1,388 |
| Peoria County | 23.8 | 43,485 | 889 |
| Perry County | 19.0 | 4,039 | 2,673 |
| Piatt County | 22.5 | 3,696 | 1,443 |
| Pike County | 22.6 | 3,543 | 1,414 |
| Pope County | 14.9 | 626 | 3,094 |
| Pulaski County | 21.9 | 1,206 | 1,724 |
| Putnam County | 19.5 | 1,115 | 2,542 |
| Randolph County | 19.2 | 6,215 | 2,614 |
| Richland County | 23.0 | 3,626 | 1,230 |
| Rock Island County | 22.3 | 32,134 | 1,525 |
| Saline County | 21.7 | 5,196 | 1,820 |
| Sangamon County | 22.4 | 44,187 | 1,480 |
| Schuyler County | 18.8 | 1,304 | 2,724 |
| Scott County | 21.9 | 1,096 | 1,720 |
| Shelby County | 21.3 | 4,634 | 1,979 |
| St. Clair County | 23.6 | 61,839 | 991 |
| Stark County | 21.6 | 1,174 | 1,871 |
| Stephenson County | 21.6 | 9,738 | 1,845 |
| Tazewell County | 22.8 | 30,374 | 1,318 |
| Union County | 21.2 | 3,589 | 2,041 |
| Vermilion County | 23.8 | 18,438 | 903 |
| Wabash County | 22.2 | 2,566 | 1,581 |
| Warren County | 21.9 | 3,756 | 1,717 |
| Washington County | 21.6 | 3,038 | 1,836 |
| Wayne County | 22.7 | 3,723 | 1,369 |
| White County | 21.6 | 2,994 | 1,848 |
| Whiteside County | 22.3 | 12,476 | 1,563 |
| Will County | 25.3 | 174,342 | 456 |
| Williamson County | 21.9 | 14,682 | 1,728 |
| Winnebago County | 23.6 | 67,090 | 999 |
| Woodford County | 24.3 | 9,400 | 706 |
Notes:
Created by statecancerprofiles.cancer.gov on 03/30/2023 4:17 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, 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.
Created by statecancerprofiles.cancer.gov on 03/30/2023 4:17 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, 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.