Illinois 2016 vs 2024: county swing
80 of 102 counties moved toward the Republican ticket; 2 changed hands.
| County | 2016 | 2024 | Swing | Votes 2016 | Votes 2024 |
|---|---|---|---|---|---|
| Calhoun County | R+38.2 | R+55.9 | R+17.7 | 2,571 | 2,680 |
| Cass County | R+31.2 | R+43.4 | R+12.2 | 5,124 | 5,241 |
| Cook County | D+53.7 | D+42.0 | R+11.7 | 2,158,615 | 2,056,800 |
| Alexander County | R+8.3 | R+19.2 | R+10.9 | 2,846 | 2,271 |
| Mason County | R+31.5 | R+42.3 | R+10.8 | 6,486 | 6,371 |
| Henderson County | R+28.5 | R+38.8 | R+10.3 | 3,518 | 3,462 |
| Schuyler County | R+37.8 | R+46.8 | R+9.0 | 3,828 | 3,756 |
| Fulton County | R+15.0 | R+23.8 | R+8.8 | 15,797 | 16,137 |
| Warren County | R+16.5 | R+25.1 | R+8.6 | 7,807 | 7,432 |
| Whiteside County | R+6.2 | R+14.7 | R+8.5 | 25,582 | 26,429 |
| Pulaski County | R+26.0 | R+34.2 | R+8.2 | 2,735 | 2,377 |
| Stark County | R+37.4 | R+45.5 | R+8.1 | 2,743 | 2,761 |
| Kankakee County | R+13.0 | R+20.8 | R+7.8 | 47,305 | 47,515 |
| Bond County | R+37.4 | R+44.8 | R+7.4 | 7,530 | 7,981 |
| Perry County | R+44.6 | R+52.0 | R+7.4 | 9,853 | 9,241 |
| McDonough County | R+11.5 | R+18.8 | R+7.3 | 13,092 | 11,940 |
| Fayette County | R+57.9 | R+64.7 | R+6.8 | 9,585 | 9,601 |
| Mercer County | R+20.4 | R+27.1 | R+6.7 | 8,525 | 8,345 |
| Gallatin County | R+47.4 | R+53.8 | R+6.4 | 2,707 | 2,529 |
| Grundy County | R+23.2 | R+29.5 | R+6.3 | 23,237 | 26,539 |
| Knox County | R+3.0 | R+9.3 | R+6.3 | 22,243 | 22,175 |
| Scott County | R+54.9 | R+61.2 | R+6.3 | 2,608 | 2,587 |
| Shelby County | R+53.9 | R+60.2 | R+6.3 | 11,010 | 11,664 |
| Pike County | R+57.6 | R+63.8 | R+6.2 | 7,530 | 7,506 |
| Vermilion County | R+29.6 | R+35.6 | R+6.0 | 30,570 | 29,509 |
| Jasper County | R+59.4 | R+65.3 | R+5.9 | 5,136 | 5,421 |
| Franklin County | R+44.8 | R+50.5 | R+5.7 | 18,711 | 17,685 |
| Livingston County | R+40.6 | R+46.3 | R+5.7 | 15,269 | 16,538 |
| Hamilton County | R+57.7 | R+63.3 | R+5.6 | 4,166 | 4,181 |
| Marion County | R+43.9 | R+49.5 | R+5.6 | 17,074 | 16,756 |
| Greene County | R+52.6 | R+57.7 | R+5.1 | 5,585 | 6,054 |
| Carroll County | R+26.7 | R+31.7 | R+5.0 | 7,445 | 7,836 |
| Jefferson County | R+42.8 | R+47.8 | R+5.0 | 16,999 | 16,639 |
| Macoupin County | R+34.2 | R+39.2 | R+5.0 | 22,360 | 23,403 |
| Will County | D+6.4 | D+1.6 | R+4.8 | 300,904 | 324,971 |
| Bureau County | R+19.6 | R+24.3 | R+4.7 | 16,571 | 15,992 |
| Cumberland County | R+57.1 | R+61.8 | R+4.7 | 5,567 | 5,768 |
| Montgomery County | R+39.5 | R+44.0 | R+4.5 | 12,978 | 13,187 |
| Brown County | R+55.5 | R+59.9 | R+4.4 | 2,379 | 2,455 |
| Hardin County | R+57.4 | R+61.8 | R+4.4 | 2,148 | 1,925 |
| Menard County | R+37.0 | R+41.4 | R+4.4 | 6,515 | 6,423 |
| Christian County | R+42.4 | R+46.7 | R+4.3 | 15,459 | 15,534 |
| Clay County | R+63.0 | R+67.3 | R+4.3 | 6,350 | 6,766 |
| Jersey County | R+46.1 | R+50.2 | R+4.1 | 10,991 | 11,691 |
| LaSalle County | R+14.4 | R+18.5 | R+4.1 | 49,743 | 52,432 |
| Clark County | R+47.2 | R+51.2 | R+4.0 | 7,928 | 8,203 |
| Henry County | R+20.8 | R+24.5 | R+3.7 | 24,643 | 25,062 |
| Randolph County | R+46.4 | R+50.0 | R+3.6 | 14,194 | 14,332 |
| Union County | R+39.7 | R+43.2 | R+3.5 | 8,537 | 8,224 |
| Crawford County | R+49.1 | R+52.5 | R+3.4 | 8,728 | 8,927 |
| Edgar County | R+48.9 | R+52.3 | R+3.4 | 7,873 | 7,906 |
| Ogle County | R+26.0 | R+29.4 | R+3.4 | 24,193 | 25,749 |
| Lawrence County | R+53.0 | R+56.3 | R+3.3 | 6,094 | 6,103 |
| Clinton County | R+48.7 | R+51.9 | R+3.2 | 17,419 | 19,215 |
| Stephenson County | R+16.3 | R+19.4 | R+3.1 | 20,343 | 20,965 |
| Hancock County | R+47.0 | R+50.0 | R+3.0 | 9,121 | 9,058 |
| Putnam County | R+19.9 | R+22.9 | R+3.0 | 3,111 | 3,331 |
| De Witt County | R+42.0 | R+44.9 | R+2.9 | 7,543 | 7,736 |
| Morgan County | R+29.6 | R+32.5 | R+2.9 | 14,800 | 14,649 |
| Marshall County | R+33.4 | R+36.0 | R+2.6 | 5,984 | 6,127 |
| Coles County | R+26.1 | R+28.5 | R+2.4 | 21,863 | 21,469 |
| Lee County | R+19.9 | R+22.3 | R+2.4 | 15,489 | 16,091 |
| Jo Daviess County | R+14.6 | R+16.8 | R+2.2 | 11,334 | 12,385 |
| Logan County | R+39.3 | R+41.5 | R+2.2 | 12,401 | 12,555 |
| Iroquois County | R+55.4 | R+57.4 | R+2.0 | 13,064 | 13,307 |
| White County | R+57.6 | R+59.4 | R+1.8 | 7,335 | 7,064 |
| Moultrie County | R+47.3 | R+49.0 | R+1.7 | 6,283 | 6,523 |
| Washington County | R+55.5 | R+57.2 | R+1.7 | 7,427 | 7,561 |
| Macon County | R+17.7 | R+18.9 | R+1.2 | 48,060 | 45,224 |
| Woodford County | R+40.9 | R+42.1 | R+1.2 | 19,864 | 21,113 |
| DeKalb County | D+3.1 | D+2.0 | R+1.1 | 43,600 | 47,186 |
| DuPage County | D+14.5 | D+13.4 | R+1.1 | 428,769 | 449,660 |
| Edwards County | R+70.0 | R+71.1 | R+1.1 | 3,347 | 3,288 |
| Kane County | D+10.5 | D+9.4 | R+1.1 | 199,314 | 222,364 |
| Wabash County | R+53.0 | R+53.9 | R+0.9 | 5,464 | 5,377 |
| Johnson County | R+57.6 | R+58.3 | R+0.7 | 6,089 | 6,103 |
| Effingham County | R+59.9 | R+60.3 | R+0.4 | 17,609 | 19,062 |
| Boone County | R+14.3 | R+14.5 | R+0.2 | 23,001 | 24,216 |
| Douglas County | R+45.9 | R+46.1 | R+0.2 | 8,169 | 8,404 |
| Adams County | R+47.3 | R+47.4 | R+0.1 | 31,951 | 31,744 |
| Ford County | R+47.9 | R+47.9 | Even | 6,396 | 6,547 |
| Jackson County | D+3.3 | D+3.5 | D+0.2 | 24,617 | 22,331 |
| Massac County | R+49.2 | R+48.8 | D+0.4 | 6,683 | 6,676 |
| Monroe County | R+36.7 | R+36.3 | D+0.4 | 19,354 | 20,889 |
| Winnebago County | D+0.1 | D+0.5 | D+0.4 | 118,376 | 121,048 |
| Lake County | D+20.2 | D+20.8 | D+0.6 | 303,520 | 309,323 |
| Richland County | R+54.1 | R+53.5 | D+0.6 | 7,684 | 7,743 |
| Pope County | R+60.8 | R+60.1 | D+0.7 | 2,142 | 2,132 |
| Wayne County | R+71.6 | R+70.9 | D+0.7 | 8,261 | 8,267 |
| Saline County | R+50.1 | R+49.1 | D+1.0 | 11,384 | 10,602 |
| Rock Island County | D+8.3 | D+9.5 | D+1.2 | 63,994 | 63,267 |
| Tazewell County | R+28.0 | R+26.7 | D+1.3 | 64,400 | 67,966 |
| Peoria County | D+3.1 | D+4.6 | D+1.5 | 78,503 | 78,731 |
| Kendall County flipped | R+0.1 | D+1.5 | D+1.6 | 53,447 | 65,970 |
| Madison County | R+15.2 | R+13.3 | D+1.9 | 130,179 | 132,599 |
| Williamson County | R+40.8 | R+38.7 | D+2.1 | 31,852 | 32,998 |
| St. Clair County | D+5.7 | D+7.9 | D+2.2 | 120,580 | 119,655 |
| McHenry County | R+7.6 | R+5.3 | D+2.3 | 141,750 | 161,699 |
| Piatt County | R+33.1 | R+30.6 | D+2.5 | 9,008 | 9,496 |
| Sangamon County | R+9.2 | R+5.0 | D+4.2 | 98,373 | 98,845 |
| Champaign County | D+18.3 | D+24.1 | D+5.8 | 91,628 | 88,627 |
| McLean County flipped | R+1.3 | D+4.8 | D+6.1 | 79,835 | 86,168 |
Official results As published by The American Presidency Project (UC Santa Barbara) and the state documents it links. How we use this data