Joseph R. Biden Jr.
Democratic
3,471,915
57.5%
Winner
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PresidentIllinoisCertified
Illinois President
General election · November 3, 2020
- Incumbent
- Not identified
- Seat
- President
- Race rating
- No published consensus
- Last updated
- Sep 7, 2026
Candidates and results
Margin: 1,025,024 votes (17.0 points)
Results by county
DemocratRepublican· deeper colour = wider margin
102 areas
| Wayne County | Republican | +71.6 pts(5,989) | 8,363 |
| Edwards County | Republican | +70.6 pts(2,345) | 3,321 |
| Clay County | Republican | +66.6 pts(4,500) | 6,758 |
| Jasper County | Republican | +63.4 pts(3,487) | 5,501 |
| Fayette County | Republican | +63.0 pts(6,229) | 9,881 |
| Pike County | Republican | +62.0 pts(4,848) | 7,816 |
| Hamilton County | Republican | +61.3 pts(2,608) | 4,256 |
| Effingham County | Republican | +60.3 pts(11,290) | 18,722 |
| Cumberland County | Republican | +60.2 pts(3,459) | 5,743 |
| Pope County | Republican | +59.8 pts(1,289) | 2,155 |
| Brown County | Republican | +59.8 pts(1,445) | 2,417 |
| Johnson County | Republican | +59.6 pts(3,778) | 6,340 |
| White County | Republican | +58.5 pts(4,274) | 7,308 |
| Hardin County | Republican | +58.0 pts(1,242) | 2,140 |
| Shelby County | Republican | +58.0 pts(6,922) | 11,930 |
| Iroquois County | Republican | +57.8 pts(7,969) | 13,785 |
| Washington County | Republican | +57.7 pts(4,474) | 7,756 |
| Scott County | Republican | +57.4 pts(1,542) | 2,686 |
| Greene County | Republican | +55.9 pts(3,421) | 6,119 |
| Lawrence County | Republican | +55.0 pts(3,467) | 6,305 |
| Wabash County | Republican | +54.4 pts(2,984) | 5,490 |
| Richland County | Republican | +53.8 pts(4,259) | 7,919 |
| Edgar County | Republican | +53.3 pts(4,306) | 8,080 |
| Gallatin County | Republican | +52.9 pts(1,397) | 2,641 |
| Crawford County | Republican | +52.4 pts(4,841) | 9,245 |
| Clinton County | Republican | +52.2 pts(9,811) | 18,797 |
| Clark County | Republican | +51.5 pts(4,233) | 8,219 |
| Cook County | Democrat | +51.1 pts(1,167,704) | 2,284,242 |
| Randolph County | Republican | +51.0 pts(7,484) | 14,668 |
| Calhoun County | Republican | +50.3 pts(1,369) | 2,723 |
| Moultrie County | Republican | +49.8 pts(3,302) | 6,626 |
| Hancock County | Republican | +49.8 pts(4,591) | 9,221 |
| Jersey County | Republican | +49.3 pts(5,751) | 11,673 |
| Saline County | Republican | +48.8 pts(5,314) | 10,892 |
| Massac County | Republican | +48.7 pts(3,272) | 6,722 |
| Ford County | Republican | +48.4 pts(3,294) | 6,802 |
| Franklin County | Republican | +48.2 pts(8,862) | 18,382 |
| Adams County | Republican | +47.4 pts(15,587) | 32,853 |
| Marion County | Republican | +47.4 pts(8,154) | 17,202 |
| Perry County | Republican | +47.4 pts(4,701) | 9,925 |
| Jefferson County | Republican | +46.1 pts(7,868) | 17,084 |
| Christian County | Republican | +45.5 pts(7,228) | 15,898 |
| Douglas County | Republican | +45.5 pts(3,892) | 8,562 |
| Livingston County | Republican | +45.1 pts(7,593) | 16,823 |
| Schuyler County | Republican | +44.4 pts(1,705) | 3,841 |
| De Witt County | Republican | +44.0 pts(3,441) | 7,823 |
| Stark County | Republican | +42.2 pts(1,189) | 2,819 |
| Bond County | Republican | +42.2 pts(3,337) | 7,913 |
| Montgomery County | Republican | +41.9 pts(5,639) | 13,449 |
| Woodford County | Republican | +41.2 pts(8,639) | 20,959 |
| Union County | Republican | +41.0 pts(3,582) | 8,740 |
| Logan County | Republican | +40.8 pts(5,296) | 12,976 |
| Menard County | Republican | +40.4 pts(2,742) | 6,786 |
| Mason County | Republican | +40.2 pts(2,669) | 6,639 |
| Cass County | Republican | +38.4 pts(2,010) | 5,240 |
| Williamson County | Republican | +38.2 pts(12,595) | 33,007 |
| Macoupin County | Republican | +37.4 pts(8,788) | 23,518 |
| Monroe County | Republican | +36.6 pts(7,573) | 20,711 |
| Marshall County | Republican | +35.3 pts(2,192) | 6,202 |
| Henderson County | Republican | +33.7 pts(1,207) | 3,581 |
| Vermilion County | Republican | +33.5 pts(10,402) | 31,048 |
| Morgan County | Republican | +32.4 pts(4,874) | 15,026 |
| Pulaski County | Republican | +31.2 pts(808) | 2,590 |
| Piatt County | Republican | +30.5 pts(2,919) | 9,577 |
| Carroll County | Republican | +30.0 pts(2,357) | 7,853 |
| Coles County | Republican | +27.0 pts(5,970) | 22,104 |
| Ogle County | Republican | +26.6 pts(6,820) | 25,676 |
| Grundy County | Republican | +26.4 pts(6,897) | 26,149 |
| Tazewell County | Republican | +26.3 pts(17,694) | 67,332 |
| Mercer County | Republican | +24.6 pts(2,138) | 8,698 |
| Lake County | Democrat | +24.6 pts(80,438) | 327,626 |
| Champaign County | Democrat | +23.6 pts(21,782) | 92,352 |
| Henry County | Republican | +21.9 pts(5,503) | 25,097 |
| Bureau County | Republican | +21.9 pts(3,742) | 17,080 |
| Fulton County | Republican | +20.5 pts(3,364) | 16,370 |
| Warren County | Republican | +20.4 pts(1,586) | 7,766 |
| Lee County | Republican | +20.1 pts(3,223) | 16,037 |
| Putnam County | Republican | +19.7 pts(655) | 3,331 |
| DuPage County | Democrat | +18.5 pts(87,611) | 474,833 |
| Macon County | Republican | +18.0 pts(8,742) | 48,436 |
| McDonough County | Republican | +16.9 pts(2,035) | 12,019 |
| Kankakee County | Republican | +16.9 pts(8,261) | 48,803 |
| Jo Daviess County | Republican | +16.8 pts(2,057) | 12,275 |
| Stephenson County | Republican | +16.1 pts(3,466) | 21,576 |
| Kane County | Democrat | +14.7 pts(33,391) | 226,941 |
| LaSalle County | Republican | +14.6 pts(7,671) | 52,555 |
| Alexander County | Republican | +14.3 pts(372) | 2,600 |
| Boone County | Republican | +13.7 pts(3,341) | 24,425 |
| Madison County | Republican | +13.6 pts(18,195) | 133,867 |
| Rock Island County | Democrat | +12.4 pts(8,088) | 65,294 |
| St. Clair County | Democrat | +8.9 pts(11,175) | 125,475 |
| Will County | Democrat | +8.5 pts(28,799) | 339,031 |
| Whiteside County | Republican | +8.5 pts(2,274) | 26,780 |
| Peoria County | Democrat | +6.5 pts(5,326) | 81,830 |
| DeKalb County | Democrat | +5.9 pts(2,738) | 46,548 |
| Kendall County | Democrat | +5.9 pts(3,676) | 62,660 |
| Knox County | Republican | +5.8 pts(1,306) | 22,712 |
| Sangamon County | Republican | +4.5 pts(4,568) | 102,402 |
| McLean County | Democrat | +4.1 pts(3,431) | 84,435 |
| McHenry County | Republican | +2.6 pts(4,106) | 160,414 |
| Winnebago County | Democrat | +2.6 pts(3,195) | 124,917 |
| Jackson County | Democrat | +1.3 pts(291) | 22,071 |
Imported from MIT Election Lab.
Election results in Worldview are entered by hand or bulk-imported from public sources: MIT Election Lab for returns, U.S. Census for boundaries.