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Iowa

Clayton County, Iowa presidential election results

In 2024 Donald J. Trump won Clayton County by 34.5 points, out of 9,381 votes for president.

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D+40R+40D+20R+202000: D+2.320002004: D+4.720042008: D+17.220082012: D+7.020122016: R+22.720162020: R+28.820202024: R+34.52024
Clayton County margin: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.
TicketVotesShareBar
Donald J. Trump REP6,25566.7%
Kamala Harris DEM3,01732.2%
Robert F. Kennedy Jr and Nicole Shanahan, WTP630.7%
Chase Oliver and Mike ter Maat, LIB340.4%
Shiva Ayyadurai and Crystal Ellis60.1%
Claudia De la Cruz and Karina Garcia, PSL50.1%
William P. Stodden and Stephanie H. Cholensky, SOC10.0%
Total9,461

Clayton County was R+34.5 against R+13.2 statewide, 21.3 points more Republican than the state.

Source: Iowa Secretary of State, 2024 General Election Canvass Summary (311 pages); President and Vice President by county (pages 2-28), each county printed as Election Day / Absentee / Total rows

TicketVotesShareBar
Donald J. Trump REP6,10663.7%
Joseph R. Biden DEM3,34034.9%
Jo Jorgensen and Jeremy Cohen, LIB820.9%
Howie Hawkins and Angela Nicole Walker, GRN180.2%
Kanye West and Michelle Tidball140.1%
Don Blankenship and William Alan Mohr, CON100.1%
Roque Rocky De La Fuente and Darcy G. Richardson, ALL50.1%
Ricki Sue King and Dayna R. Chandler, GKH50.1%
Brock Pierce and Karla Ballard10.0%
Total9,638

Clayton County was R+28.8 against R+8.2 statewide, 20.6 points more Republican than the state.

Source: Iowa Secretary of State, General Election - 2020 Canvass Summary (369 pages); President and Vice President by county (from page 2), each county printed as Election Day / Absentee / Total rows

TicketVotesShareBar
Donald J. Trump REP5,31758.2%
Hillary Clinton DEM3,23735.5%
All other candidates5756.3%
Total9,129

Clayton County was R+22.7 against R+9.4 statewide, 13.3 points more Republican than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
Barack Obama DEM4,80652.6%
Mitt Romney REP4,16445.6%
All other candidates1681.8%
Total9,138

Clayton County was D+7.0 against D+5.8 statewide, 1.2 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
Barack Obama DEM5,19557.8%
John McCain REP3,65140.6%
All other candidates1431.6%
Total8,989

Clayton County was D+17.2 against D+9.5 statewide, 7.7 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
John Kerry DEM4,73651.7%
George W. Bush REP4,31247.0%
All other candidates1201.3%
Total9,168

Clayton County was D+4.7 against R+0.7 statewide, 5.4 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
Albert Gore, Jr. DEM4,23849.4%
George W. Bush REP4,03447.1%
All other candidates2993.5%
Total8,571

Clayton County was D+2.3 against D+0.3 statewide, 2.0 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

Questions and answers

Who won Clayton County, Iowa in 2024?

Donald J. Trump won Clayton County by 34.5 points, out of 9,381 votes counted for president.

Is Clayton County Republican or Democratic?

Presidential results: 2024: Republican by 34.5 points; 2020: Republican by 28.8 points; 2016: Republican by 22.7 points; 2012: Democratic by 7.0 points; 2008: Democratic by 17.2 points; 2004: Democratic by 4.7 points; 2000: Democratic by 2.3 points.

How does Clayton County vote compared with the rest of Iowa?

In 2024 it was 21.3 points more Republican than the state as a whole (Republican by 34.5 points against Republican by 13.2 points statewide).

Official results As published by The American Presidency Project (UC Santa Barbara) and the state documents it links. How we use this data