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Iowa

Hamilton County, Iowa presidential election results

In 2024 Donald J. Trump won Hamilton County by 33.3 points, out of 7,573 votes for president.

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D+40R+40D+20R+202000: R+7.420002004: R+5.720042008: D+1.320082012: R+2.620122016: R+22.620162020: R+26.720202024: R+33.32024
Hamilton County margin: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.
TicketVotesShareBar
Donald J. Trump REP5,00466.1%
Kamala Harris DEM2,48232.8%
Robert F. Kennedy Jr and Nicole Shanahan, WTP510.7%
Chase Oliver and Mike ter Maat, LIB280.4%
Claudia De la Cruz and Karina Garcia, PSL40.1%
Shiva Ayyadurai and Crystal Ellis30.0%
William P. Stodden and Stephanie H. Cholensky, SOC10.0%
Total7,643

Hamilton County was R+33.3 against R+13.2 statewide, 20.1 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 REP4,95662.6%
Joseph R. Biden DEM2,84335.9%
Jo Jorgensen and Jeremy Cohen, LIB710.9%
Brock Pierce and Karla Ballard110.1%
Kanye West and Michelle Tidball110.1%
Roque Rocky De La Fuente and Darcy G. Richardson, ALL70.1%
Howie Hawkins and Angela Nicole Walker, GRN70.1%
Don Blankenship and William Alan Mohr, CON60.1%
Ricki Sue King and Dayna R. Chandler, GKH50.1%
Total7,980

Hamilton County was R+26.7 against R+8.2 statewide, 18.5 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 REP4,46358.0%
Hillary Clinton DEM2,72635.4%
All other candidates5056.6%
Total7,694

Hamilton County was R+22.6 against R+9.4 statewide, 13.2 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
Mitt Romney REP3,99150.3%
Barack Obama DEM3,78247.7%
All other candidates1541.9%
Total7,927

Hamilton County was R+2.6 against D+5.8 statewide, 8.4 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 DEM4,01849.7%
John McCain REP3,91348.4%
All other candidates1471.8%
Total8,078

Hamilton County was D+1.3 against D+9.5 statewide, 8.2 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
George W. Bush REP4,36752.4%
John Kerry DEM3,89546.7%
All other candidates730.9%
Total8,335

Hamilton County was R+5.7 against R+0.7 statewide, 5.0 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
George W. Bush REP3,96852.4%
Albert Gore, Jr. DEM3,40745.0%
All other candidates1992.6%
Total7,574

Hamilton County was R+7.4 against D+0.3 statewide, 7.7 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)

Questions and answers

Who won Hamilton County, Iowa in 2024?

Donald J. Trump won Hamilton County by 33.3 points, out of 7,573 votes counted for president.

Is Hamilton County Republican or Democratic?

Presidential results: 2024: Republican by 33.3 points; 2020: Republican by 26.7 points; 2016: Republican by 22.6 points; 2012: Republican by 2.6 points; 2008: Democratic by 1.3 points; 2004: Republican by 5.7 points; 2000: Republican by 7.4 points.

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

In 2024 it was 20.1 points more Republican than the state as a whole (Republican by 33.3 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