# 1936 United States presidential election in Iowa

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The 1936 United States presidential election in Iowa took place on November 3, 1936, as part of the 1936 United States presidential election. Iowa voters chose 11 representatives, or electors, to the Electoral College, who voted for president and vice president.
Iowa was won by incumbent President Franklin D. Roosevelt (D–New York), running with Vice President John Nance Garner, with 54.41% of the popular vote, against Governor Alf Landon (R–Kansas), running with Frank Knox, with 42.70% of the popular vote. As of the 2020 presidential election, this is the last occasion when Sioux County, Lyon County and O'Brien County have voted for a Democratic presidential candidate.

## Results

1936 United States presidential election in Iowa :
| Party | Party | Candidate | Votes | % |
| | Democratic | Franklin D. Roosevelt (inc.) | 621,756 | 54.41% |
| | Republican | Alf Landon | 487,977 | 42.70% |
| | Union | William Lemke | 29,687 | 2.60% |
| | Socialist | Norman Thomas | 1,373 | 0.12% |
| | Prohibition | D. Leigh Colvin | 1,182 | 0.10% |
| | Communist | Earl R. Browder | 506 | 0.04% |
| | Socialist Labor | John W. Aiken | 252 | 0.02% |
| Total votes | Total votes | Total votes | 1,142,733 | 100% |

### Results by county

| County | Franklin Delano Roosevelt Democratic | Franklin Delano Roosevelt Democratic | Alfred Mossmann Landon Republican | Alfred Mossmann Landon Republican | William Frederick Lemke Union | William Frederick Lemke Union | Various candidates Other parties | Various candidates Other parties | Margin | Margin | Total votes cast |
| County | # | % | # | % | # | % | # | % | # | % | Total votes cast |
| Adair | 3,243 | 47.95% | 3,436 | 50.81% | 77 | 1.14% | 7 | 0.10% | -193 | -2.85% | 6,763 |
| Adams | 2,249 | 42.69% | 2,953 | 56.06% | 61 | 1.16% | 5 | 0.09% | -704 | -13.36% | 5,268 |
| Allamakee | 4,327 | 49.38% | 4,053 | 46.25% | 370 | 4.22% | 13 | 0.15% | 274 | 3.13% | 8,763 |
| Appanoose | 6,599 | 54.08% | 5,511 | 45.16% | 39 | 0.32% | 54 | 0.44% | 1,088 | 8.92% | 12,203 |
| Audubon | 3,448 | 59.05% | 2,344 | 40.14% | 42 | 0.72% | 5 | 0.09% | 1,104 | 18.91% | 5,839 |
| Benton | 5,606 | 56.43% | 4,144 | 41.72% | 145 | 1.46% | 39 | 0.39% | 1,462 | 14.72% | 9,934 |
| Black Hawk | 16,793 | 53.01% | 13,666 | 43.14% | 1,133 | 3.58% | 89 | 0.28% | 3,127 | 9.87% | 31,681 |
| Boone | 7,080 | 60.88% | 4,110 | 35.34% | 354 | 3.04% | 85 | 0.73% | 2,970 | 25.54% | 11,629 |
| Bremer | 5,058 | 59.72% | 3,220 | 38.02% | 178 | 2.10% | 14 | 0.17% | 1,838 | 21.70% | 8,470 |
| Buchanan | 5,025 | 50.79% | 4,734 | 47.85% | 127 | 1.28% | 8 | 0.08% | 291 | 2.94% | 9,894 |
| Buena Vista | 5,287 | 60.18% | 3,334 | 37.95% | 129 | 1.47% | 35 | 0.40% | 1,953 | 22.23% | 8,785 |
| Butler | 3,786 | 50.14% | 3,604 | 47.73% | 149 | 1.97% | 12 | 0.16% | 182 | 2.41% | 7,551 |
| Calhoun | 4,544 | 59.02% | 3,027 | 39.32% | 93 | 1.21% | 35 | 0.45% | 1,517 | 19.70% | 7,699 |
| Carroll | 6,285 | 59.84% | 3,259 | 31.03% | 948 | 9.03% | 11 | 0.10% | 3,026 | 28.81% | 10,503 |
| Cass | 4,284 | 43.00% | 5,622 | 56.43% | 44 | 0.44% | 12 | 0.12% | -1,338 | -13.43% | 9,962 |
| Cedar | 4,385 | 53.25% | 3,686 | 44.76% | 153 | 1.86% | 11 | 0.13% | 699 | 8.49% | 8,235 |
| Cerro Gordo | 9,694 | 54.48% | 7,599 | 42.71% | 470 | 2.64% | 31 | 0.17% | 2,095 | 11.77% | 17,794 |
| Cherokee | 4,716 | 60.11% | 2,902 | 36.99% | 213 | 2.72% | 14 | 0.18% | 1,814 | 23.12% | 7,845 |
| Chickasaw | 4,458 | 56.67% | 3,143 | 39.96% | 242 | 3.08% | 23 | 0.29% | 1,315 | 16.72% | 7,866 |
| Clarke | 2,613 | 49.65% | 2,571 | 48.85% | 52 | 0.99% | 27 | 0.51% | 42 | 0.80% | 5,263 |
| Clay | 4,691 | 61.84% | 2,774 | 36.57% | 104 | 1.37% | 17 | 0.22% | 1,917 | 25.27% | 7,586 |
| Clayton | 6,731 | 55.01% | 5,017 | 41.00% | 475 | 3.88% | 13 | 0.11% | 1,714 | 14.01% | 12,236 |
| Clinton | 12,269 | 53.25% | 10,016 | 43.47% | 729 | 3.16% | 28 | 0.12% | 2,253 | 9.78% | 23,042 |
| Crawford | 5,720 | 60.20% | 3,514 | 36.98% | 231 | 2.43% | 37 | 0.39% | 2,206 | 23.22% | 9,502 |
| Dallas | 6,341 | 52.96% | 5,442 | 45.45% | 159 | 1.33% | 31 | 0.26% | 899 | 7.51% | 11,973 |
| Davis | 3,463 | 54.86% | 2,815 | 44.59% | 26 | 0.41% | 9 | 0.14% | 648 | 10.26% | 6,313 |
| Decatur | 4,131 | 55.12% | 3,327 | 44.40% | 26 | 0.35% | 10 | 0.13% | 804 | 10.73% | 7,494 |
| Delaware | 4,350 | 48.09% | 4,483 | 49.56% | 195 | 2.16% | 18 | 0.20% | -133 | -1.47% | 9,046 |
| Des Moines | 7,011 | 44.64% | 6,763 | 43.06% | 1,808 | 11.51% | 123 | 0.78% | 248 | 1.58% | 15,705 |
| Dickinson | 3,399 | 58.69% | 2,322 | 40.10% | 54 | 0.93% | 16 | 0.28% | 1,077 | 18.60% | 5,791 |
| Dubuque | 16,291 | 59.50% | 8,275 | 30.22% | 2,739 | 10.00% | 73 | 0.27% | 8,016 | 29.28% | 27,378 |
| Emmet | 3,158 | 55.94% | 2,362 | 41.84% | 111 | 1.97% | 14 | 0.25% | 796 | 14.10% | 5,645 |
| Fayette | 7,210 | 53.82% | 5,891 | 43.97% | 260 | 1.94% | 36 | 0.27% | 1,319 | 9.85% | 13,397 |
| Floyd | 4,242 | 46.97% | 4,267 | 47.25% | 489 | 5.41% | 33 | 0.37% | -25 | -0.28% | 9,031 |
| Franklin | 3,993 | 59.55% | 2,530 | 37.73% | 159 | 2.37% | 23 | 0.34% | 1,463 | 21.82% | 6,705 |
| Fremont | 4,301 | 56.47% | 3,291 | 43.21% | 13 | 0.17% | 12 | 0.16% | 1,010 | 13.26% | 7,617 |
| Greene | 3,961 | 52.40% | 3,384 | 44.77% | 199 | 2.63% | 15 | 0.20% | 577 | 7.63% | 7,559 |
| Grundy | 3,918 | 58.45% | 2,656 | 39.62% | 123 | 1.83% | 6 | 0.09% | 1,262 | 18.83% | 6,703 |
| Guthrie | 3,619 | 44.30% | 4,155 | 50.86% | 377 | 4.61% | 19 | 0.23% | -536 | -6.56% | 8,170 |
| Hamilton | 5,432 | 62.02% | 3,174 | 36.24% | 119 | 1.36% | 33 | 0.38% | 2,258 | 25.78% | 8,758 |
| Hancock | 3,930 | 59.28% | 2,585 | 39.00% | 103 | 1.55% | 11 | 0.17% | 1,345 | 20.29% | 6,629 |
| Hardin | 5,429 | 54.66% | 4,306 | 43.35% | 154 | 1.55% | 44 | 0.44% | 1,123 | 11.31% | 9,933 |
| Harrison | 6,206 | 53.14% | 5,314 | 45.50% | 151 | 1.29% | 7 | 0.06% | 892 | 7.64% | 11,678 |
| Henry | 3,542 | 42.82% | 4,480 | 54.17% | 223 | 2.70% | 26 | 0.31% | -938 | -11.34% | 8,271 |
| Howard | 3,861 | 54.40% | 2,947 | 41.52% | 275 | 3.87% | 15 | 0.21% | 914 | 12.88% | 7,098 |
| Humboldt | 3,420 | 59.00% | 2,262 | 39.02% | 98 | 1.69% | 17 | 0.29% | 1,158 | 19.98% | 5,797 |
| Ida | 3,397 | 63.70% | 1,834 | 34.39% | 77 | 1.44% | 25 | 0.47% | 1,563 | 29.31% | 5,333 |
| Iowa | 4,163 | 53.98% | 3,360 | 43.57% | 159 | 2.06% | 30 | 0.39% | 803 | 10.41% | 7,712 |
| Jackson | 4,889 | 55.41% | 3,581 | 40.59% | 335 | 3.80% | 18 | 0.20% | 1,308 | 14.82% | 8,823 |
| Jasper | 8,315 | 57.76% | 5,875 | 40.81% | 166 | 1.15% | 39 | 0.27% | 2,440 | 16.95% | 14,395 |
| Jefferson | 3,690 | 46.47% | 4,037 | 50.84% | 189 | 2.38% | 25 | 0.31% | -347 | -4.37% | 7,941 |
| Johnson | 8,794 | 59.65% | 5,629 | 38.18% | 262 | 1.78% | 58 | 0.39% | 3,165 | 21.47% | 14,743 |
| Jones | 5,052 | 54.00% | 4,141 | 44.26% | 156 | 1.67% | 7 | 0.07% | 911 | 9.74% | 9,356 |
| Keokuk | 5,162 | 52.26% | 4,491 | 45.46% | 203 | 2.06% | 22 | 0.22% | 671 | 6.79% | 9,878 |
| Kossuth | 8,071 | 68.04% | 3,569 | 30.09% | 209 | 1.76% | 14 | 0.12% | 4,502 | 37.95% | 11,863 |
| Lee | 9,630 | 49.85% | 8,955 | 46.36% | 687 | 3.56% | 45 | 0.23% | 675 | 3.49% | 19,317 |
| Linn | 19,724 | 49.55% | 19,129 | 48.06% | 867 | 2.18% | 86 | 0.22% | 595 | 1.49% | 39,806 |
| Louisa | 2,859 | 50.92% | 2,655 | 47.28% | 93 | 1.66% | 8 | 0.14% | 204 | 3.63% | 5,615 |
| Lucas | 3,773 | 51.11% | 3,414 | 46.25% | 158 | 2.14% | 37 | 0.50% | 359 | 4.86% | 7,382 |
| Lyon | 3,590 | 60.40% | 2,264 | 38.09% | 83 | 1.40% | 7 | 0.12% | 1,326 | 22.31% | 5,944 |
| Madison | 3,365 | 44.22% | 4,188 | 55.04% | 45 | 0.59% | 11 | 0.14% | -823 | -10.82% | 7,609 |
| Mahaska | 6,094 | 51.97% | 5,270 | 44.94% | 289 | 2.46% | 73 | 0.62% | 824 | 7.03% | 11,726 |
| Marion | 6,745 | 56.27% | 4,975 | 41.51% | 243 | 2.03% | 23 | 0.19% | 1,770 | 14.77% | 11,986 |
| Marshall | 6,297 | 44.95% | 7,377 | 52.66% | 283 | 2.02% | 51 | 0.36% | -1,080 | -7.71% | 14,008 |
| Mills | 3,610 | 51.02% | 3,424 | 48.40% | 30 | 0.42% | 11 | 0.16% | 186 | 2.63% | 7,075 |
| Mitchell | 3,610 | 54.67% | 2,765 | 41.87% | 215 | 3.26% | 13 | 0.20% | 845 | 12.80% | 6,603 |
| Monona | 5,346 | 62.89% | 3,008 | 35.39% | 134 | 1.58% | 12 | 0.14% | 2,338 | 27.51% | 8,500 |
| Monroe | 4,205 | 56.36% | 3,001 | 40.22% | 213 | 2.85% | 42 | 0.56% | 1,204 | 16.14% | 7,461 |
| Montgomery | 3,920 | 46.77% | 4,395 | 52.43% | 48 | 0.57% | 19 | 0.23% | -475 | -5.67% | 8,382 |
| Muscatine | 6,593 | 49.52% | 6,332 | 47.56% | 328 | 2.46% | 60 | 0.45% | 261 | 1.96% | 13,313 |
| O'Brien | 5,139 | 59.67% | 3,350 | 38.90% | 112 | 1.30% | 11 | 0.13% | 1,789 | 20.77% | 8,612 |
| Osceola | 2,812 | 63.15% | 1,539 | 34.56% | 90 | 2.02% | 12 | 0.27% | 1,273 | 28.59% | 4,453 |
| Page | 4,646 | 41.03% | 6,624 | 58.50% | 22 | 0.19% | 31 | 0.27% | -1,978 | -17.47% | 11,323 |
| Palo Alto | 4,515 | 61.57% | 2,613 | 35.63% | 189 | 2.58% | 16 | 0.22% | 1,902 | 25.94% | 7,333 |
| Plymouth | 5,994 | 52.37% | 4,133 | 36.11% | 1,297 | 11.33% | 21 | 0.18% | 1,861 | 16.26% | 11,445 |
| Pocahontas | 4,357 | 63.89% | 2,277 | 33.39% | 171 | 2.51% | 14 | 0.21% | 2,080 | 30.50% | 6,819 |
| Polk | 44,274 | 55.72% | 33,819 | 42.56% | 1,010 | 1.27% | 357 | 0.45% | 10,455 | 13.16% | 79,460 |
| Pottawattamie | 16,259 | 56.23% | 12,223 | 42.28% | 371 | 1.28% | 60 | 0.21% | 4,036 | 13.96% | 28,913 |
| Poweshiek | 4,745 | 52.75% | 4,037 | 44.88% | 178 | 1.98% | 36 | 0.40% | 708 | 7.87% | 8,996 |
| Ringgold | 2,615 | 43.62% | 3,316 | 55.31% | 51 | 0.85% | 13 | 0.22% | -701 | -11.69% | 5,995 |
| Sac | 4,472 | 55.74% | 3,437 | 42.84% | 102 | 1.27% | 12 | 0.15% | 1,035 | 12.90% | 8,023 |
| Scott | 20,737 | 60.73% | 12,691 | 37.17% | 616 | 1.80% | 101 | 0.30% | 8,046 | 23.56% | 34,145 |
| Shelby | 4,264 | 51.80% | 3,490 | 42.40% | 469 | 5.70% | 8 | 0.10% | 774 | 9.40% | 8,231 |
| Sioux | 5,553 | 52.05% | 4,543 | 42.58% | 564 | 5.29% | 9 | 0.08% | 1,010 | 9.47% | 10,669 |
| Story | 6,933 | 51.02% | 6,358 | 46.79% | 186 | 1.37% | 111 | 0.82% | 575 | 4.23% | 13,588 |
| Tama | 6,625 | 57.50% | 4,737 | 41.11% | 141 | 1.22% | 19 | 0.16% | 1,888 | 16.39% | 11,522 |
| Taylor | 3,337 | 44.23% | 4,145 | 54.94% | 44 | 0.58% | 19 | 0.25% | -808 | -10.71% | 7,545 |
| Union | 3,938 | 45.27% | 4,647 | 53.42% | 100 | 1.15% | 14 | 0.16% | -709 | -8.15% | 8,699 |
| Van Buren | 2,804 | 43.66% | 3,535 | 55.05% | 55 | 0.86% | 28 | 0.44% | -731 | -11.38% | 6,422 |
| Wapello | 10,578 | 57.14% | 7,647 | 41.31% | 217 | 1.17% | 70 | 0.38% | 2,931 | 15.83% | 18,512 |
| Warren | 4,011 | 45.55% | 4,642 | 52.72% | 109 | 1.24% | 43 | 0.49% | -631 | -7.17% | 8,805 |
| Washington | 4,379 | 48.03% | 4,619 | 50.66% | 103 | 1.13% | 17 | 0.19% | -240 | -2.63% | 9,118 |
| Wayne | 3,778 | 50.70% | 3,609 | 48.43% | 39 | 0.52% | 26 | 0.35% | 169 | 2.27% | 7,452 |
| Webster | 9,885 | 57.56% | 6,494 | 37.81% | 738 | 4.30% | 57 | 0.33% | 3,391 | 19.74% | 17,174 |
| Winnebago | 3,133 | 52.86% | 2,592 | 43.73% | 182 | 3.07% | 20 | 0.34% | 541 | 9.13% | 5,927 |
| Winneshiek | 5,980 | 53.48% | 4,489 | 40.15% | 682 | 6.10% | 30 | 0.27% | 1,491 | 13.34% | 11,181 |
| Woodbury | 26,847 | 62.43% | 14,157 | 32.92% | 1,814 | 4.22% | 184 | 0.43% | 12,690 | 29.51% | 43,002 |
| Worth | 2,976 | 59.71% | 1,964 | 39.41% | 37 | 0.74% | 7 | 0.14% | 1,012 | 20.30% | 4,984 |
| Wright | 5,177 | 59.44% | 3,311 | 38.01% | 207 | 2.38% | 15 | 0.17% | 1,866 | 21.42% | 8,710 |
| Totals | 621,756 | 54.41% | 487,977 | 42.70% | 29,687 | 2.60% | 3,293 | 0.29% | 133,779 | 11.71% | 1,142,713 |

#### Counties that flipped from Democratic to Republican

* Adair
* Adams
* Cass
* Delaware
* Floyd
* Guthrie
* Henry
* Jefferson
* Madison
* Montogmery
* Page
* Ringgold
* Taylor
* Union
* Van Buren
* Washington

#### Counties that flipped from Republican to Democratic

* Black Hawk
* Linn
* Polk
* Story