# 1940 United States presidential election in Illinois

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vte :
The 1940 United States presidential election in Illinois took place on November 5, 1940, as part of the 1940 United States presidential election. State voters chose 29 representatives, or electors, to the Electoral College, who voted for president and vice president.
Illinois was won by incumbent President Franklin D. Roosevelt (D–New York), running with Secretary Henry A. Wallace, with 50.97% of the popular vote, against Wendell Willkie (R–New York), running with Minority Leader Charles L. McNary, with 48.54% of the popular vote.

## Primaries

The primaries and general elections coincided with those for other federal offices (Senate and House), as well as those for state offices.

### Turnout

The total vote in the state-run primary elections (Democratic and Republican) was 2,365,144.
The total vote in the general election was 4,217,935. Both major parties held non-binding state-run preferential primaries on April 9.

### Democratic

The 1940 Illinois Democratic presidential primary was held on April 9, 1940, in the U.S. state of Illinois as one of the Democratic Party's state primaries ahead of the 1940 presidential election.
The popular vote was a non-binding "beauty contest". Delegates were instead elected by direct votes by congressional district on delegate candidates.
1940 Illinois Democratic presidential primary :
| Candidate | Votes | % |
| Franklin D. Roosevelt | 1,176,531 | 86.04 |
| John Nance Garner | 190,801 | 13.95 |
| Scattering | 35 | 0.00 |
| Total | 1,367,367 | 100 |

### Republican

The 1940 Illinois Republican presidential primary was held on April 9, 1940, in the U.S. state of Illinois as one of the Republican Party's state primaries ahead of the 1940 presidential election.
The preference vote was a "beauty contest". Delegates were instead selected by direct-vote in each congressional districts on delegate candidates.
1940 Illinois Republican presidential primary :
| Candidate | Votes | % |
| Thomas E. Dewey | 997,225 | 99.95 |
| Scattering | 552 | 0.06 |
| Total | 997,777 | 100 |

## Results

1940 United States presidential election in Illinois :
| Party | Party | Candidate | Votes | % |
| | Democratic | Franklin D. Roosevelt (inc.) | 2,149,934 | 50.97% |
| | Republican | Wendell Willkie | 2,047,240 | 48.54% |
| | Socialist | Norman Thomas | 10,914 | 0.26% |
| | Prohibition | Roger W. Babson | 9,190 | 0.22% |
| | Write-in | Write-in | 657 | 0.02% |
| Total votes | Total votes | Total votes | 4,217,935 | 100% |

### Results by county

| County | Franklin Delano Roosevelt Democratic | Franklin Delano Roosevelt Democratic | Wendell Lewis Willkie Republican | Wendell Lewis Willkie Republican | Normal Mattoon Thomas Socialist | Normal Mattoon Thomas Socialist | Various candidates Other parties | Various candidates Other parties | Margin | Margin | Total votes cast |
| County | # | % | # | % | # | % | # | % | # | % | Total votes cast |
| Adams | 17,361 | 47.78% | 18,480 | 50.86% | 119 | 0.33% | 373 | 1.03% | -1,119 | -3.08% | 36,333 |
| Alexander | 6,591 | 50.75% | 6,260 | 48.20% | 69 | 0.53% | 68 | 0.52% | 331 | 2.55% | 12,988 |
| Bond | 3,376 | 40.75% | 4,754 | 57.38% | 20 | 0.24% | 135 | 1.63% | -1,378 | -16.63% | 8,285 |
| Boone | 2,277 | 26.38% | 6,330 | 73.33% | 11 | 0.13% | 14 | 0.16% | -4,053 | -46.95% | 8,632 |
| Brown | 2,478 | 53.31% | 2,101 | 45.20% | 1 | 0.02% | 68 | 1.46% | 377 | 8.11% | 4,648 |
| Bureau | 8,274 | 38.29% | 13,258 | 61.36% | 46 | 0.21% | 29 | 0.13% | -4,984 | -23.07% | 21,607 |
| Calhoun | 1,625 | 39.08% | 2,516 | 60.51% | 11 | 0.26% | 6 | 0.14% | -891 | -21.43% | 4,158 |
| Carroll | 3,592 | 35.87% | 6,398 | 63.90% | 8 | 0.08% | 15 | 0.15% | -2,806 | -28.02% | 10,013 |
| Cass | 4,854 | 51.55% | 4,490 | 47.68% | 30 | 0.32% | 42 | 0.45% | 364 | 3.87% | 9,416 |
| Champaign | 17,563 | 46.04% | 20,314 | 53.26% | 165 | 0.43% | 102 | 0.27% | -2,751 | -7.21% | 38,144 |
| Christian | 11,457 | 52.41% | 10,255 | 46.91% | 50 | 0.23% | 100 | 0.46% | 1,202 | 5.50% | 21,862 |
| Clark | 4,807 | 44.36% | 5,976 | 55.15% | 5 | 0.05% | 48 | 0.44% | -1,169 | -10.79% | 10,836 |
| Clay | 4,934 | 48.27% | 5,185 | 50.72% | 31 | 0.30% | 72 | 0.70% | -251 | -2.46% | 10,222 |
| Clinton | 4,558 | 37.27% | 7,582 | 62.00% | 60 | 0.49% | 30 | 0.25% | -3,024 | -24.73% | 12,230 |
| Coles | 11,409 | 51.83% | 10,528 | 47.82% | 29 | 0.13% | 48 | 0.22% | 881 | 4.00% | 22,014 |
| Cook | 1,168,141 | 55.24% | 938,454 | 44.38% | 4,908 | 0.23% | 3,304 | 0.16% | 229,687 | 10.86% | 2,114,807 |
| Crawford | 5,703 | 44.54% | 7,036 | 54.95% | 12 | 0.09% | 54 | 0.42% | -1,333 | -10.41% | 12,805 |
| Cumberland | 3,091 | 47.92% | 3,330 | 51.62% | 11 | 0.17% | 19 | 0.29% | -239 | -3.70% | 6,451 |
| DeKalb | 6,989 | 35.53% | 12,577 | 63.95% | 53 | 0.27% | 49 | 0.25% | -5,588 | -28.41% | 19,668 |
| DeWitt | 5,052 | 47.78% | 5,477 | 51.80% | 14 | 0.13% | 31 | 0.29% | -425 | -4.02% | 10,574 |
| Douglas | 4,513 | 44.99% | 5,451 | 54.34% | 31 | 0.31% | 36 | 0.36% | -938 | -9.35% | 10,031 |
| DuPage | 18,923 | 31.51% | 40,746 | 67.85% | 307 | 0.51% | 73 | 0.12% | -21,823 | -36.34% | 60,049 |
| Edgar | 6,713 | 45.42% | 7,985 | 54.03% | 22 | 0.15% | 60 | 0.41% | -1,272 | -8.61% | 14,780 |
| Edwards | 1,770 | 34.16% | 3,361 | 64.86% | 23 | 0.44% | 28 | 0.54% | -1,591 | -30.70% | 5,182 |
| Effingham | 5,988 | 49.88% | 5,941 | 49.48% | 27 | 0.22% | 50 | 0.42% | 47 | 0.39% | 12,006 |
| Fayette | 7,286 | 48.85% | 7,486 | 50.19% | 30 | 0.20% | 113 | 0.76% | -200 | -1.34% | 14,915 |
| Ford | 3,062 | 34.55% | 5,770 | 65.11% | 17 | 0.19% | 13 | 0.15% | -2,708 | -30.56% | 8,862 |
| Franklin | 15,523 | 54.16% | 12,936 | 45.14% | 101 | 0.35% | 100 | 0.35% | 2,587 | 9.03% | 28,660 |
| Fulton | 12,198 | 48.35% | 12,816 | 50.80% | 96 | 0.38% | 118 | 0.47% | -618 | -2.45% | 25,228 |
| Gallatin | 3,293 | 55.54% | 2,588 | 43.65% | 18 | 0.30% | 30 | 0.51% | 705 | 11.89% | 5,929 |
| Greene | 6,015 | 55.06% | 4,840 | 44.30% | 28 | 0.26% | 42 | 0.38% | 1,175 | 10.76% | 10,925 |
| Grundy | 4,105 | 38.22% | 6,593 | 61.38% | 23 | 0.21% | 20 | 0.19% | -2,488 | -23.16% | 10,741 |
| Hamilton | 3,691 | 47.64% | 4,005 | 51.69% | 24 | 0.31% | 28 | 0.36% | -314 | -4.05% | 7,748 |
| Hancock | 6,688 | 41.90% | 9,108 | 57.06% | 24 | 0.15% | 141 | 0.88% | -2,420 | -15.16% | 15,961 |
| Hardin | 1,974 | 45.56% | 2,333 | 53.84% | 10 | 0.23% | 16 | 0.37% | -359 | -8.29% | 4,333 |
| Henderson | 1,977 | 37.44% | 3,264 | 61.81% | 17 | 0.32% | 23 | 0.44% | -1,287 | -24.37% | 5,281 |
| Henry | 10,481 | 40.86% | 14,971 | 58.37% | 123 | 0.48% | 73 | 0.28% | -4,490 | -17.51% | 25,648 |
| Iroquois | 7,036 | 38.68% | 11,047 | 60.73% | 15 | 0.08% | 93 | 0.51% | -4,011 | -22.05% | 18,191 |
| Jackson | 9,600 | 44.22% | 11,980 | 55.19% | 65 | 0.30% | 63 | 0.29% | -2,380 | -10.96% | 21,708 |
| Jasper | 3,689 | 47.20% | 4,082 | 52.23% | 10 | 0.13% | 34 | 0.44% | -393 | -5.03% | 7,815 |
| Jefferson | 10,887 | 55.22% | 8,692 | 44.09% | 38 | 0.19% | 98 | 0.50% | 2,195 | 11.13% | 19,715 |
| Jersey | 3,692 | 47.99% | 3,958 | 51.44% | 27 | 0.35% | 17 | 0.22% | -266 | -3.46% | 7,694 |
| Jo Daviess | 3,864 | 34.52% | 7,285 | 65.09% | 23 | 0.21% | 20 | 0.18% | -3,421 | -30.57% | 11,192 |
| Johnson | 2,254 | 36.99% | 3,827 | 62.80% | 4 | 0.07% | 9 | 0.15% | -1,573 | -25.81% | 6,094 |
| Kane | 25,676 | 37.81% | 41,949 | 61.77% | 222 | 0.33% | 67 | 0.10% | -16,273 | -23.96% | 67,914 |
| Kankakee | 13,716 | 45.97% | 15,998 | 53.62% | 61 | 0.20% | 63 | 0.21% | -2,282 | -7.65% | 29,838 |
| Kendall | 1,978 | 31.92% | 4,200 | 67.79% | 10 | 0.16% | 8 | 0.13% | -2,222 | -35.86% | 6,196 |
| Knox | 12,597 | 41.68% | 17,459 | 57.77% | 116 | 0.38% | 52 | 0.17% | -4,862 | -16.09% | 30,224 |
| Lake | 24,965 | 39.34% | 38,242 | 60.26% | 203 | 0.32% | 51 | 0.08% | -13,277 | -20.92% | 63,461 |
| LaSalle | 29,704 | 53.62% | 25,296 | 45.66% | 207 | 0.37% | 192 | 0.35% | 4,408 | 7.96% | 55,399 |
| Lawrence | 5,625 | 47.54% | 6,061 | 51.22% | 28 | 0.24% | 119 | 1.01% | -436 | -3.68% | 11,833 |
| Lee | 6,005 | 34.74% | 11,228 | 64.96% | 26 | 0.15% | 26 | 0.15% | -5,223 | -30.22% | 17,285 |
| Livingston | 7,722 | 35.61% | 13,909 | 64.14% | 30 | 0.14% | 25 | 0.12% | -6,187 | -28.53% | 21,686 |
| Logan | 6,753 | 42.94% | 8,929 | 56.78% | 20 | 0.13% | 23 | 0.15% | -2,176 | -13.84% | 15,725 |
| Macon | 27,589 | 57.64% | 19,998 | 41.78% | 88 | 0.18% | 189 | 0.39% | 7,591 | 15.86% | 47,864 |
| Macoupin | 14,356 | 52.00% | 13,000 | 47.08% | 180 | 0.65% | 74 | 0.27% | 1,356 | 4.91% | 27,610 |
| Madison | 44,803 | 59.01% | 30,445 | 40.10% | 508 | 0.67% | 173 | 0.23% | 14,358 | 18.91% | 75,929 |
| Marion | 13,807 | 56.41% | 10,461 | 42.74% | 60 | 0.25% | 148 | 0.60% | 3,346 | 13.67% | 24,476 |
| Marshall | 3,343 | 42.26% | 4,527 | 57.23% | 30 | 0.38% | 10 | 0.13% | -1,184 | -14.97% | 7,910 |
| Mason | 4,416 | 49.08% | 4,541 | 50.47% | 18 | 0.20% | 23 | 0.26% | -125 | -1.39% | 8,998 |
| Massac | 2,813 | 37.14% | 4,722 | 62.34% | 16 | 0.21% | 23 | 0.30% | -1,909 | -25.20% | 7,574 |
| McDonough | 5,783 | 35.66% | 10,326 | 63.67% | 26 | 0.16% | 82 | 0.51% | -4,543 | -28.01% | 16,217 |
| McHenry | 6,170 | 27.07% | 16,480 | 72.30% | 125 | 0.55% | 20 | 0.09% | -10,310 | -45.23% | 22,795 |
| McLean | 18,024 | 44.87% | 21,865 | 54.44% | 127 | 0.32% | 150 | 0.37% | -3,841 | -9.56% | 40,166 |
| Menard | 2,894 | 44.81% | 3,531 | 54.68% | 16 | 0.25% | 17 | 0.26% | -637 | -9.86% | 6,458 |
| Mercer | 3,830 | 37.53% | 6,336 | 62.09% | 20 | 0.20% | 18 | 0.18% | -2,506 | -24.56% | 10,204 |
| Monroe | 2,826 | 37.17% | 4,754 | 62.54% | 20 | 0.26% | 2 | 0.03% | -1,928 | -25.36% | 7,602 |
| Montgomery | 9,654 | 47.50% | 10,497 | 51.65% | 85 | 0.42% | 89 | 0.44% | -843 | -4.15% | 20,325 |
| Morgan | 9,082 | 47.10% | 10,137 | 52.57% | 21 | 0.11% | 43 | 0.22% | -1,055 | -5.47% | 19,283 |
| Moultrie | 3,696 | 50.13% | 3,636 | 49.32% | 7 | 0.09% | 34 | 0.46% | 60 | 0.81% | 7,373 |
| Ogle | 4,833 | 28.87% | 11,838 | 70.71% | 28 | 0.17% | 43 | 0.26% | -7,005 | -41.84% | 16,742 |
| Peoria | 42,009 | 54.40% | 34,911 | 45.21% | 176 | 0.23% | 125 | 0.16% | 7,098 | 9.19% | 77,221 |
| Perry | 6,539 | 47.26% | 7,243 | 52.35% | 24 | 0.17% | 31 | 0.22% | -704 | -5.09% | 13,837 |
| Piatt | 3,564 | 43.68% | 4,564 | 55.94% | 7 | 0.09% | 24 | 0.29% | -1,000 | -12.26% | 8,159 |
| Pike | 7,676 | 53.15% | 6,619 | 45.83% | 19 | 0.13% | 127 | 0.88% | 1,057 | 7.32% | 14,441 |
| Pope | 1,499 | 33.84% | 2,914 | 65.78% | 9 | 0.20% | 8 | 0.18% | -1,415 | -31.94% | 4,430 |
| Pulaski | 3,456 | 42.75% | 4,589 | 56.76% | 18 | 0.22% | 22 | 0.27% | -1,133 | -14.01% | 8,085 |
| Putnam | 1,195 | 40.03% | 1,778 | 59.56% | 8 | 0.27% | 4 | 0.13% | -583 | -19.53% | 2,985 |
| Randolph | 7,802 | 45.32% | 9,333 | 54.21% | 54 | 0.31% | 26 | 0.15% | -1,531 | -8.89% | 17,215 |
| Richland | 4,335 | 45.89% | 5,022 | 53.17% | 13 | 0.14% | 76 | 0.80% | -687 | -7.27% | 9,446 |
| Rock Island | 35,240 | 57.67% | 25,629 | 41.95% | 132 | 0.22% | 100 | 0.16% | 9,611 | 15.73% | 61,101 |
| Saline | 10,692 | 50.02% | 10,567 | 49.43% | 37 | 0.17% | 81 | 0.38% | 125 | 0.58% | 21,377 |
| Sangamon | 31,943 | 47.23% | 35,464 | 52.44% | 111 | 0.16% | 110 | 0.16% | -3,521 | -5.21% | 67,628 |
| Schuyler | 3,404 | 50.04% | 3,318 | 48.77% | 12 | 0.18% | 69 | 1.01% | 86 | 1.26% | 6,803 |
| Scott | 2,492 | 48.87% | 2,585 | 50.70% | 9 | 0.18% | 13 | 0.25% | -93 | -1.82% | 5,099 |
| Shelby | 7,704 | 50.69% | 7,250 | 47.71% | 68 | 0.45% | 175 | 1.15% | 454 | 2.99% | 15,197 |
| St. Clair | 53,482 | 59.50% | 35,998 | 40.05% | 291 | 0.32% | 120 | 0.13% | 17,484 | 19.45% | 89,891 |
| Stark | 1,818 | 34.79% | 3,393 | 64.94% | 1 | 0.02% | 13 | 0.25% | -1,575 | -30.14% | 5,225 |
| Stephenson | 8,911 | 38.67% | 14,040 | 60.92% | 49 | 0.21% | 45 | 0.20% | -5,129 | -22.26% | 23,045 |
| Tazewell | 17,624 | 58.44% | 12,419 | 41.18% | 52 | 0.17% | 64 | 0.21% | 5,205 | 17.26% | 30,159 |
| Union | 5,804 | 53.74% | 4,915 | 45.51% | 45 | 0.42% | 36 | 0.33% | 889 | 8.23% | 10,800 |
| Vermilion | 22,891 | 49.50% | 23,059 | 49.87% | 62 | 0.13% | 230 | 0.50% | -168 | -0.36% | 46,242 |
| Wabash | 4,187 | 52.57% | 3,659 | 45.94% | 6 | 0.08% | 113 | 1.42% | 528 | 6.63% | 7,965 |
| Warren | 4,878 | 38.30% | 7,790 | 61.17% | 11 | 0.09% | 56 | 0.44% | -2,912 | -22.87% | 12,735 |
| Washington | 3,479 | 37.73% | 5,701 | 61.82% | 22 | 0.24% | 20 | 0.22% | -2,222 | -24.09% | 9,222 |
| Wayne | 5,569 | 45.68% | 6,556 | 53.77% | 23 | 0.19% | 44 | 0.36% | -987 | -8.10% | 12,192 |
| White | 5,909 | 51.41% | 5,459 | 47.50% | 70 | 0.61% | 55 | 0.48% | 450 | 3.92% | 11,493 |
| Whiteside | 7,356 | 31.65% | 15,752 | 67.77% | 90 | 0.39% | 44 | 0.19% | -8,396 | -36.12% | 23,242 |
| Will | 29,442 | 47.53% | 32,291 | 52.13% | 176 | 0.28% | 37 | 0.06% | -2,849 | -4.60% | 61,946 |
| Williamson | 14,645 | 50.12% | 14,433 | 49.40% | 67 | 0.23% | 72 | 0.25% | 212 | 0.73% | 29,217 |
| Winnebago | 28,061 | 47.46% | 30,683 | 51.89% | 178 | 0.30% | 205 | 0.35% | -2,622 | -4.43% | 59,127 |
| Woodford | 4,314 | 39.43% | 6,575 | 60.09% | 20 | 0.18% | 33 | 0.30% | -2,261 | -20.66% | 10,942 |
| Totals | 2,149,934 | 50.97% | 2,047,240 | 48.54% | 10,914 | 0.26% | 9,847 | 0.23% | 102,694 | 2.43% | 4,217,935 |

#### Counties that flipped from Democratic to Republican

* Woodford
* Winnebago
* Adams
* Calhoun
* Champaign
* Clark
* Clay
* Clinton
* Crawford
* Cumberland
* DeWitt
* Douglas
* Fayette
* Franklin
* Edwards
* Iroquois
* Hamilton
* Hancock
* Jasper
* Jersey
* Kankakee
* Lawrence
* Marshall
* Mason
* McLean
* Menard
* Monroe
* Morgan
* Montgomery
* Perry
* Piatt
* Pulaski
* Randolph
* Putnam
* Richland
* Stephenson
* Sangamon
* Scott
* Vermilion
* Will
* Wayne