Franklin D. Roosevelt carried Iowa D+11.7.

Franklin D. Roosevelt (D) vs Alf Landon (R) in Iowa, 1936. The state ran 12.6 points more Republican than the nation (D+24.3 nationally).

Nominees: Franklin D. Roosevelt (D) · Alf Landon (R)

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Iowa result

1,142,733 votes counted

Roosevelt (D)

621,756

54.4%

Landon (R)

487,977

42.7%

All others

33,000

2.9%

Margin

D+11.7

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1936 presidential election

Iowa, 1936

RooseveltD+11.7

How it voted

Share of the 1936 vote

Franklin D. Roosevelt ✓Democratic	54.4%	621,756
Alf LandonRepublican	42.7%	487,977
OtherAll other candidates	2.9%	33,000

D+60

R+60

99 counties, each filled by 1936 D-vs-R margin. Hover any county for its result.

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Iowa's presidential margins

1892–2024, the 1936 contest in context

Iowa's presidential margins

Year	Margin (D minus R)
1892	−5.3%
1896	−12.6%
1900	−18.6%
1904	−32.7%
1908	−15.0%
1912	+13.3%
1916	−11.4%
1920	−45.5%
1924	−38.6%
1928	−24.2%
1932	+17.7%
1936	+11.7%
1940	−4.4%
1944	−4.5%
1948	+2.7%
1952	−28.2%
1956	−18.4%
1960	−13.5%
1964	+24.0%
1968	−12.2%
1972	−17.1%
1976	−1.0%
1980	−12.7%
1984	−7.4%
1988	+10.2%
1992	+6.0%
1996	+10.3%
2000	+0.3%
2004	−0.7%
2008	+9.5%
2012	+5.8%
2016	−9.3%
2020	−8.2%
2024	−13.2%

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County results — 1936

99 counties; every row links to the county's full page.

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County	Won	Margin	Democratic	Republican	Total
Adair County	R	−2.9%	3,243	3,436	6,763
Adams County	R	−13.4%	2,249	2,953	5,268
Allamakee County	D	+3.1%	4,327	4,053	8,763
Appanoose County	D	+8.9%	6,599	5,511	12,203
Audubon County	D	+18.9%	3,448	2,344	5,839
Benton County	D	+14.7%	5,606	4,144	9,934
Black Hawk County	D	+9.9%	16,793	13,666	31,681
Boone County	D	+25.5%	7,080	4,110	11,629
Bremer County	D	+21.7%	5,058	3,220	8,470
Buchanan County	D	+2.9%	5,025	4,734	9,894
Buena Vista County	D	+22.2%	5,287	3,334	8,785
Butler County	D	+2.4%	3,786	3,604	7,551
Calhoun County	D	+19.7%	4,544	3,027	7,699
Carroll County	D	+28.8%	6,285	3,259	10,503
Cass County	R	−13.4%	4,284	5,622	9,962
Cedar County	D	+8.5%	4,385	3,686	8,235
Cerro Gordo County	D	+11.8%	9,694	7,599	17,794
Cherokee County	D	+23.1%	4,716	2,902	7,845
Chickasaw County	D	+16.7%	4,458	3,143	7,866
Clarke County	D	+0.8%	2,613	2,571	5,263
Clay County	D	+25.3%	4,691	2,774	7,586
Clayton County	D	+14.0%	6,731	5,017	12,236
Clinton County	D	+9.8%	12,269	10,016	23,042
Crawford County	D	+23.2%	5,720	3,514	9,502
Dallas County	D	+7.5%	6,341	5,442	11,973
Davis County	D	+10.3%	3,463	2,815	6,313
Decatur County	D	+10.7%	4,131	3,327	7,494
Delaware County	R	−1.5%	4,350	4,483	9,046
Des Moines County	D	+1.6%	7,011	6,763	15,705
Dickinson County	D	+18.6%	3,399	2,322	5,791
Dubuque County	D	+29.3%	16,291	8,275	27,378
Emmet County	D	+14.1%	3,158	2,362	5,645
Fayette County	D	+9.8%	7,210	5,891	13,397
Floyd County	R	−0.3%	4,242	4,267	9,031
Franklin County	D	+21.8%	3,993	2,530	6,705
Fremont County	D	+13.3%	4,301	3,291	7,617
Greene County	D	+7.6%	3,961	3,384	7,559
Grundy County	D	+18.8%	3,918	2,656	6,703
Guthrie County	R	−6.6%	3,619	4,155	8,070
Hamilton County	D	+25.8%	5,432	3,174	8,758
Hancock County	D	+20.3%	3,930	2,585	6,629
Hardin County	D	+11.3%	5,429	4,306	9,933
Harrison County	D	+7.6%	6,206	5,314	11,678
Henry County	R	−11.3%	3,542	4,480	8,271
Howard County	D	+12.9%	3,861	2,947	7,098
Humboldt County	D	+20.0%	3,420	2,262	5,797
Ida County	D	+29.3%	3,397	1,834	5,333
Iowa County	D	+10.4%	4,163	3,360	7,712
Jackson County	D	+14.8%	4,889	3,581	8,823
Jasper County	D	+17.0%	8,315	5,875	14,395
Jefferson County	R	−4.4%	3,690	4,037	7,941
Johnson County	D	+21.5%	8,794	5,629	14,743
Jones County	D	+9.7%	5,052	4,141	9,356
Keokuk County	D	+6.8%	5,162	4,491	9,878
Kossuth County	D	+37.9%	8,071	3,569	11,863
Lee County	D	+3.5%	9,630	8,955	19,317
Linn County	D	+1.5%	19,724	19,129	39,806
Louisa County	D	+3.6%	2,859	2,655	5,615
Lucas County	D	+4.9%	3,773	3,414	7,382
Lyon County	D	+22.3%	3,590	2,264	5,944
Madison County	R	−10.8%	3,365	4,188	7,609
Mahaska County	D	+7.0%	6,094	5,270	11,726
Marion County	D	+14.8%	6,745	4,975	11,986
Marshall County	R	−7.7%	6,297	7,377	14,008
Mills County	D	+2.6%	3,610	3,424	7,075
Mitchell County	D	+12.8%	3,610	2,765	6,603
Monona County	D	+27.5%	5,346	3,008	8,500
Monroe County	D	+16.1%	4,205	3,001	7,461
Montgomery County	R	−5.7%	3,920	4,395	8,382
Muscatine County	D	+2.0%	6,593	6,332	13,313
O'Brien County	D	+20.8%	5,139	3,350	8,612
Osceola County	D	+28.6%	2,812	1,539	4,453
Page County	R	−17.5%	4,646	6,624	11,323
Palo Alto County	D	+25.9%	4,515	2,613	7,333
Plymouth County	D	+16.3%	5,994	4,133	11,445
Pocahontas County	D	+30.5%	4,357	2,277	6,819
Polk County	D	+13.2%	44,274	33,819	79,460
Pottawattamie County	D	+14.0%	16,259	12,223	28,913
Poweshiek County	D	+7.9%	4,745	4,037	8,996
Ringgold County	R	−11.7%	2,615	3,316	5,995
Sac County	D	+12.9%	4,472	3,437	8,023
Scott County	D	+23.6%	20,737	12,691	34,145
Shelby County	D	+9.4%	4,264	3,490	8,231
Sioux County	D	+9.5%	5,553	4,543	10,669
Story County	D	+4.2%	6,933	6,358	13,588
Tama County	D	+16.4%	6,625	4,737	11,522
Taylor County	R	−10.7%	3,337	4,145	7,545
Union County	R	−8.2%	3,938	4,647	8,699
Van Buren County	R	−11.4%	2,804	3,535	6,422
Wapello County	D	+15.8%	10,578	7,647	18,512
Warren County	R	−7.2%	4,011	4,642	8,805
Washington County	R	−2.6%	4,379	4,619	9,118
Wayne County	D	+2.3%	3,778	3,609	7,452
Webster County	D	+19.7%	9,885	6,494	17,174
Winnebago County	D	+9.1%	3,133	2,592	5,927
Winneshiek County	D	+13.3%	5,980	4,489	11,181
Woodbury County	D	+29.5%	26,847	14,157	43,002
Worth County	D	+20.3%	2,976	1,964	4,984
Wright County	D	+21.4%	5,177	3,311	8,710