Illinois — 2020 presidential election
Recent presidential results
Akashicstate2020 presidential electionIllinois · PresidentBidenD+17.0
How it voted
Share of the 2020 vote
| Joe Biden ✓Democratic | 57.5% | 3,471,915 |
|---|---|---|
| Donald TrumpRepublican | 40.6% | 2,446,891 |
| OtherAll other candidates | 1.9% | 114,938 |
2020presidential margin
D+60R+60
102 counties, each filled by 2020 D-vs-R margin. Hover any county for its result.
Illinois cast 20 electoral votes this cycle.
County-level results (102 counties) — table
| County | Winner | Margin |
|---|---|---|
| Adams County, IL | Republican | R+46.5 |
| Alexander County, IL | Republican | R+14.2 |
| Bond County, IL | Republican | R+40.9 |
| Boone County, IL | Republican | R+12.8 |
| Brown County, IL | Republican | R+57.2 |
| Bureau County, IL | Republican | R+21.4 |
| Calhoun County, IL | Republican | R+49.4 |
| Carroll County, IL | Republican | R+29.3 |
| Cass County, IL | Republican | R+37.7 |
| Champaign County, IL | Democratic | D+22.8 |
| Christian County, IL | Republican | R+44.5 |
| Clark County, IL | Republican | R+50.6 |
| Clay County, IL | Republican | R+65.2 |
| Clinton County, IL | Republican | R+51.1 |
| Coles County, IL | Republican | R+26.3 |
| Cook County, IL | Democratic | D+50.2 |
| Crawford County, IL | Republican | R+51.3 |
| Cumberland County, IL | Republican | R+59.1 |
| De Witt County, IL | Republican | R+42.8 |
| DeKalb County, IL | Democratic | D+5.7 |
| Douglas County, IL | Republican | R+44.4 |
| DuPage County, IL | Democratic | D+18.0 |
| Edgar County, IL | Republican | R+52.4 |
| Edwards County, IL | Republican | R+69.6 |
| Effingham County, IL | Republican | R+59.2 |
| Fayette County, IL | Republican | R+61.8 |
| Ford County, IL | Republican | R+47.3 |
| Franklin County, IL | Republican | R+47.5 |
| Fulton County, IL | Republican | R+20.1 |
| Gallatin County, IL | Republican | R+52.2 |
| Greene County, IL | Republican | R+54.9 |
| Grundy County, IL | Republican | R+25.8 |
| Hamilton County, IL | Republican | R+60.3 |
| Hancock County, IL | Republican | R+48.8 |
| Hardin County, IL | Republican | R+57.4 |
| Henderson County, IL | Republican | R+33.0 |
| Henry County, IL | Republican | R+21.4 |
| Iroquois County, IL | Republican | R+56.7 |
| Jackson County, IL | Democratic | D+1.3 |
| Jasper County, IL | Republican | R+62.4 |
| Jefferson County, IL | Republican | R+45.1 |
| Jersey County, IL | Republican | R+48.1 |
| Jo Daviess County, IL | Republican | R+16.4 |
| Johnson County, IL | Republican | R+58.6 |
| Kane County, IL | Democratic | D+14.4 |
| Kankakee County, IL | Republican | R+16.5 |
| Kendall County, IL | Democratic | D+5.7 |
| Knox County, IL | Republican | R+5.6 |
| Lake County, IL | Democratic | D+24.0 |
| LaSalle County, IL | Republican | R+14.3 |
| Lawrence County, IL | Republican | R+54.0 |
| Lee County, IL | Republican | R+19.6 |
| Livingston County, IL | Republican | R+44.1 |
| Logan County, IL | Republican | R+39.7 |
| Macon County, IL | Republican | R+17.6 |
| Macoupin County, IL | Republican | R+36.5 |
| Madison County, IL | Republican | R+13.2 |
| Marion County, IL | Republican | R+46.6 |
| Marshall County, IL | Republican | R+34.5 |
| Mason County, IL | Republican | R+39.3 |
| Massac County, IL | Republican | R+48.0 |
| McDonough County, IL | Republican | R+16.5 |
| McHenry County, IL | Republican | R+2.5 |
| McLean County, IL | Democratic | D+3.9 |
| Menard County, IL | Republican | R+39.4 |
| Mercer County, IL | Republican | R+24.0 |
| Monroe County, IL | Republican | R+35.7 |
| Montgomery County, IL | Republican | R+41.0 |
| Morgan County, IL | Republican | R+31.8 |
| Moultrie County, IL | Republican | R+48.9 |
| Ogle County, IL | Republican | R+25.9 |
| Peoria County, IL | Democratic | D+6.3 |
| Perry County, IL | Republican | R+46.7 |
| Piatt County, IL | Republican | R+29.6 |
| Pike County, IL | Republican | R+60.9 |
| Pope County, IL | Republican | R+59.2 |
| Pulaski County, IL | Republican | R+30.7 |
| Putnam County, IL | Republican | R+19.3 |
| Randolph County, IL | Republican | R+50.2 |
| Richland County, IL | Republican | R+52.7 |
| Rock Island County, IL | Democratic | D+12.1 |
| Saline County, IL | Republican | R+47.9 |
| Sangamon County, IL | Republican | R+4.3 |
| Schuyler County, IL | Republican | R+43.5 |
| Scott County, IL | Republican | R+56.2 |
| Shelby County, IL | Republican | R+57.1 |
| St. Clair County, IL | Democratic | D+8.6 |
| Stark County, IL | Republican | R+41.2 |
| Stephenson County, IL | Republican | R+15.7 |
| Tazewell County, IL | Republican | R+25.5 |
| Union County, IL | Republican | R+40.2 |
| Vermilion County, IL | Republican | R+32.9 |
| Wabash County, IL | Republican | R+53.2 |
| Warren County, IL | Republican | R+20.0 |
| Washington County, IL | Republican | R+56.5 |
| Wayne County, IL | Republican | R+70.5 |
| White County, IL | Republican | R+57.5 |
| Whiteside County, IL | Republican | R+8.3 |
| Will County, IL | Democratic | D+8.3 |
| Williamson County, IL | Republican | R+37.3 |
| Winnebago County, IL | Democratic | D+2.5 |
| Woodford County, IL | Republican | R+40.2 |
Illinois results by county
102 counties. Third-party and independent votes are reported by the county source as one combined figure; every named candidate is listed in the complete result below.
| Led by | |||||
|---|---|---|---|---|---|
| Adams County | Donald Trump+15,587 | 8,63325.7% | 24,22072.2% | 6742.0% | 33,527 |
| Alexander County | Donald Trump+372 | 1,11442.5% | 1,48656.7% | 210.8% | 2,621 |
| Bond County | Donald Trump+3,337 | 2,28828.0% | 5,62568.9% | 2523.1% | 8,165 |
| Boone County | Donald Trump+3,341 | 10,54240.3% | 13,88353.1% | 1,7336.6% | 26,158 |
| Brown County | Donald Trump+1,445 | 48619.2% | 1,93176.5% | 1084.3% | 2,525 |
| Bureau County | Donald Trump+3,742 | 6,66938.1% | 10,41159.5% | 4142.4% | 17,494 |
| Calhoun County | Donald Trump+1,369 | 67724.4% | 2,04673.8% | 501.8% | 2,773 |
| Carroll County | Donald Trump+2,357 | 2,74834.2% | 5,10563.5% | 1842.3% | 8,037 |
| Cass County | Donald Trump+2,010 | 1,61530.3% | 3,62568.1% | 861.6% | 5,326 |
| Champaign County | Joe Biden+21,782 | 57,06759.7% | 35,28536.9% | 3,2213.4% | 95,573 |
| Christian County | Donald Trump+7,228 | 4,33526.7% | 11,56371.2% | 3332.1% | 16,231 |
| Clark County | Donald Trump+4,233 | 1,99323.8% | 6,22674.4% | 1501.8% | 8,369 |
| Clay County | Donald Trump+4,500 | 1,12916.4% | 5,62981.6% | 1412.0% | 6,899 |
| Clinton County | Donald Trump+9,811 | 4,49323.4% | 14,30474.4% | 4172.2% | 19,214 |
| Coles County | Donald Trump+5,970 | 8,06735.6% | 14,03761.9% | 5642.5% | 22,668 |
| Cook County | Joe Biden+1,167,704 | 1,725,97374.2% | 558,26924.0% | 41,1631.8% | 2,325,405 |
| Crawford County | Donald Trump+4,841 | 2,20223.3% | 7,04374.6% | 1962.1% | 9,441 |
| Cumberland County | Donald Trump+3,459 | 1,14219.5% | 4,60178.7% | 1061.8% | 5,849 |
| De Witt County | Donald Trump+3,441 | 2,19127.3% | 5,63270.1% | 2162.7% | 8,039 |
| DeKalb County | Joe Biden+2,738 | 24,64351.4% | 21,90545.6% | 1,4413.0% | 47,989 |
| Douglas County | Donald Trump+3,892 | 2,33526.7% | 6,22771.1% | 1982.3% | 8,760 |
| DuPage County | Joe Biden+87,611 | 281,22257.7% | 193,61139.7% | 12,9302.7% | 487,763 |
| Edgar County | Donald Trump+4,306 | 1,88723.0% | 6,19375.4% | 1321.6% | 8,212 |
| Edwards County | Donald Trump+2,345 | 48814.5% | 2,83384.1% | 471.4% | 3,368 |
| Effingham County | Donald Trump+11,290 | 3,71619.5% | 15,00678.6% | 3611.9% | 19,083 |
| Fayette County | Donald Trump+6,229 | 1,82618.1% | 8,05579.9% | 1951.9% | 10,076 |
| Ford County | Donald Trump+3,294 | 1,75425.2% | 5,04872.5% | 1652.4% | 6,967 |
| Franklin County | Donald Trump+8,862 | 4,76025.5% | 13,62273.0% | 2871.5% | 18,669 |
| Fulton County | Donald Trump+3,364 | 6,50338.9% | 9,86759.0% | 3542.1% | 16,724 |
| Gallatin County | Donald Trump+1,397 | 62223.3% | 2,01975.5% | 341.3% | 2,675 |
| Greene County | Donald Trump+3,421 | 1,34921.6% | 4,77076.5% | 1181.9% | 6,237 |
| Grundy County | Donald Trump+6,897 | 9,62636.0% | 16,52361.8% | 6072.3% | 26,756 |
| Hamilton County | Donald Trump+2,608 | 82419.1% | 3,43279.4% | 671.5% | 4,323 |
| Hancock County | Donald Trump+4,591 | 2,31524.6% | 6,90673.4% | 1821.9% | 9,403 |
| Hardin County | Donald Trump+1,242 | 44920.8% | 1,69178.2% | 221.0% | 2,162 |
| Henderson County | Donald Trump+1,207 | 1,18732.5% | 2,39465.5% | 752.1% | 3,656 |
| Henry County | Donald Trump+5,503 | 9,79738.1% | 15,30059.5% | 6042.4% | 25,701 |
| Iroquois County | Donald Trump+7,969 | 2,90820.7% | 10,87777.5% | 2581.8% | 14,043 |
| Jackson County | Joe Biden+291 | 11,18149.2% | 10,89047.9% | 6472.8% | 22,718 |
| Jasper County | Donald Trump+3,487 | 1,00718.0% | 4,49480.5% | 851.5% | 5,586 |
| Jefferson County | Donald Trump+7,868 | 4,60826.4% | 12,47671.6% | 3522.0% | 17,436 |
| Jersey County | Donald Trump+5,751 | 2,96124.8% | 8,71272.8% | 2872.4% | 11,960 |
| Jo Daviess County | Donald Trump+2,057 | 5,10940.8% | 7,16657.2% | 2502.0% | 12,525 |
| Johnson County | Donald Trump+3,778 | 1,28119.9% | 5,05978.4% | 1101.7% | 6,450 |
| Kane County | Joe Biden+33,391 | 130,16656.1% | 96,77541.7% | 4,9352.1% | 231,876 |
| Kankakee County | Donald Trump+8,261 | 20,27140.5% | 28,53257.0% | 1,2372.5% | 50,040 |
| Kendall County | Joe Biden+3,676 | 33,16851.7% | 29,49245.9% | 1,5452.4% | 64,205 |
| Knox County | Donald Trump+1,306 | 10,70346.1% | 12,00951.7% | 4962.1% | 23,208 |
| Lake County | Joe Biden+80,438 | 204,03260.8% | 123,59436.8% | 8,0492.4% | 335,675 |
| LaSalle County | Donald Trump+7,671 | 22,44241.8% | 30,11356.1% | 1,1322.1% | 53,687 |
| Lawrence County | Donald Trump+3,467 | 1,41922.1% | 4,88676.1% | 1171.8% | 6,422 |
| Lee County | Donald Trump+3,223 | 6,40739.0% | 9,63058.6% | 4032.5% | 16,440 |
| Livingston County | Donald Trump+7,593 | 4,61526.8% | 12,20870.9% | 3912.3% | 17,214 |
| Logan County | Donald Trump+5,296 | 3,84028.8% | 9,13668.6% | 3512.6% | 13,327 |
| Macon County | Donald Trump+8,742 | 19,84740.1% | 28,58957.7% | 1,0982.2% | 49,534 |
| Macoupin County | Donald Trump+8,788 | 7,36530.6% | 16,15367.1% | 5522.3% | 24,070 |
| Madison County | Donald Trump+18,195 | 57,83642.0% | 76,03155.3% | 3,6912.7% | 137,558 |
| Marion County | Donald Trump+8,154 | 4,52425.9% | 12,67872.5% | 2921.7% | 17,494 |
| Marshall County | Donald Trump+2,192 | 2,00531.6% | 4,19766.1% | 1432.3% | 6,345 |
| Mason County | Donald Trump+2,669 | 1,98529.3% | 4,65468.6% | 1462.2% | 6,785 |
| Massac County | Donald Trump+3,272 | 1,72525.3% | 4,99773.3% | 961.4% | 6,818 |
| McDonough County | Donald Trump+2,035 | 4,99240.5% | 7,02757.0% | 3082.5% | 12,327 |
| McHenry County | Donald Trump+4,106 | 78,15447.5% | 82,26050.0% | 4,1642.5% | 164,578 |
| McLean County | Joe Biden+3,431 | 43,93350.3% | 40,50246.3% | 2,9523.4% | 87,387 |
| Menard County | Donald Trump+2,742 | 2,02229.1% | 4,76468.5% | 1682.4% | 6,954 |
| Mercer County | Donald Trump+2,138 | 3,28036.8% | 5,41860.8% | 2162.4% | 8,914 |
| Monroe County | Donald Trump+7,573 | 6,56931.0% | 14,14266.7% | 4952.3% | 21,206 |
| Montgomery County | Donald Trump+5,639 | 3,90528.4% | 9,54469.4% | 3122.3% | 13,761 |
| Morgan County | Donald Trump+4,874 | 5,07633.1% | 9,95064.9% | 3072.0% | 15,333 |
| Moultrie County | Donald Trump+3,302 | 1,66224.6% | 4,96473.5% | 1301.9% | 6,756 |
| Ogle County | Donald Trump+6,820 | 9,42835.8% | 16,24861.7% | 6642.5% | 26,340 |
| Peoria County | Joe Biden+5,326 | 43,57851.9% | 38,25245.6% | 2,1432.6% | 83,973 |
| Perry County | Donald Trump+4,701 | 2,61225.9% | 7,31372.6% | 1461.4% | 10,071 |
| Piatt County | Donald Trump+2,919 | 3,32933.8% | 6,24863.4% | 2742.8% | 9,851 |
| Pike County | Donald Trump+4,848 | 1,48418.6% | 6,33279.5% | 1491.9% | 7,965 |
| Pope County | Donald Trump+1,289 | 43319.9% | 1,72279.1% | 211.0% | 2,176 |
| Pulaski County | Donald Trump+808 | 89133.9% | 1,69964.6% | 411.6% | 2,631 |
| Putnam County | Donald Trump+655 | 1,33839.4% | 1,99358.7% | 641.9% | 3,395 |
| Randolph County | Donald Trump+7,484 | 3,59224.1% | 11,07674.3% | 2421.6% | 14,910 |
| Richland County | Donald Trump+4,259 | 1,83022.7% | 6,08975.4% | 1582.0% | 8,077 |
| Rock Island County | Joe Biden+8,088 | 36,69154.8% | 28,60342.7% | 1,6532.5% | 66,947 |
| Saline County | Donald Trump+5,314 | 2,78925.2% | 8,10373.1% | 1971.8% | 11,089 |
| Sangamon County | Donald Trump+4,568 | 48,91746.5% | 53,48550.9% | 2,7402.6% | 105,142 |
| Schuyler County | Donald Trump+1,705 | 1,06827.3% | 2,77370.8% | 772.0% | 3,918 |
| Scott County | Donald Trump+1,542 | 57220.9% | 2,11477.1% | 572.1% | 2,743 |
| Shelby County | Donald Trump+6,922 | 2,50420.7% | 9,42677.8% | 1851.5% | 12,115 |
| St. Clair County | Joe Biden+11,175 | 68,32552.8% | 57,15044.2% | 3,9303.0% | 129,405 |
| Stark County | Donald Trump+1,189 | 81528.2% | 2,00469.4% | 672.3% | 2,886 |
| Stephenson County | Donald Trump+3,466 | 9,05541.0% | 12,52156.6% | 5352.4% | 22,111 |
| Tazewell County | Donald Trump+17,694 | 24,81935.8% | 42,51361.4% | 1,9442.8% | 69,276 |
| Union County | Donald Trump+3,582 | 2,57929.0% | 6,16169.2% | 1641.8% | 8,904 |
| Vermilion County | Donald Trump+10,402 | 10,32332.6% | 20,72565.5% | 5941.9% | 31,642 |
| Wabash County | Donald Trump+2,984 | 1,25322.3% | 4,23775.6% | 1172.1% | 5,607 |
| Warren County | Donald Trump+1,586 | 3,09039.0% | 4,67659.0% | 1582.0% | 7,924 |
| Washington County | Donald Trump+4,474 | 1,64120.7% | 6,11577.2% | 1652.1% | 7,921 |
| Wayne County | Donald Trump+5,989 | 1,18714.0% | 7,17684.4% | 1361.6% | 8,499 |
| White County | Donald Trump+4,274 | 1,51720.4% | 5,79177.9% | 1231.7% | 7,431 |
| Whiteside County | Donald Trump+2,274 | 12,25344.7% | 14,52753.0% | 6532.4% | 27,433 |
| Will County | Joe Biden+28,799 | 183,91553.1% | 155,11644.8% | 7,2352.1% | 346,266 |
| Williamson County | Donald Trump+12,595 | 10,20630.3% | 22,80167.6% | 7232.1% | 33,730 |
| Winnebago County | Joe Biden+3,195 | 64,05650.0% | 60,86147.5% | 3,2432.5% | 128,160 |
| Woodford County | Donald Trump+8,639 | 6,16028.6% | 14,79968.8% | 5432.5% | 21,502 |
Nominees: Joe Biden (D) · Donald Trump (R)
Illinois's presidential margins
1892–2024, the 2020 contest in context
| Year | Margin (D minus R) |
|---|---|
| 1892 | +3.1% |
| 1896 | −13.0% |
| 1900 | −8.4% |
| 1904 | −28.3% |
| 1908 | −15.5% |
| 1912 | +13.2% |
| 1916 | −9.2% |
| 1920 | −42.3% |
| 1924 | −35.5% |
| 1928 | −14.7% |
| 1932 | +13.2% |
| 1936 | +18.0% |
| 1940 | +2.4% |
| 1944 | +3.5% |
| 1948 | +0.8% |
| 1952 | −9.9% |
| 1956 | −19.2% |
| 1960 | +0.2% |
| 1964 | +18.9% |
| 1968 | −2.9% |
| 1972 | −18.5% |
| 1976 | −2.0% |
| 1980 | −7.9% |
| 1984 | −12.9% |
| 1988 | −2.1% |
| 1992 | +14.2% |
| 1996 | +17.5% |
| 2000 | +12.0% |
| 2004 | +10.3% |
| 2008 | +25.1% |
| 2012 | +16.8% |
| 2016 | +16.9% |
| 2020 | +17.0% |
| 2024 | +10.9% |
Same ballot, 2020IL
Source. MIT Election Data + Science Lab — 2020 presidential returns · official county-level results. Real returns — nothing estimated.