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Iowa

Sioux County, Iowa presidential election results

In 2024 Donald J. Trump won Sioux County by 71.1 points, out of 18,881 votes for president.

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D+80R+80D+40R+402000: R+68.720002004: R+72.320042008: R+62.820082012: R+67.620122016: R+68.720162020: R+66.820202024: R+71.12024
Sioux County margin: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.
TicketVotesShareBar
Donald J. Trump REP16,05385.0%
Kamala Harris DEM2,62613.9%
Robert F. Kennedy Jr and Nicole Shanahan, WTP1070.6%
Chase Oliver and Mike ter Maat, LIB780.4%
Shiva Ayyadurai and Crystal Ellis90.0%
Claudia De la Cruz and Karina Garcia, PSL70.0%
William P. Stodden and Stephanie H. Cholensky, SOC10.0%
Total19,120

Sioux County was R+71.1 against R+13.2 statewide, 57.9 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 REP15,68082.7%
Joseph R. Biden DEM3,01915.9%
Jo Jorgensen and Jeremy Cohen, LIB1700.9%
Kanye West and Michelle Tidball270.1%
Howie Hawkins and Angela Nicole Walker, GRN230.1%
Don Blankenship and William Alan Mohr, CON210.1%
Roque Rocky De La Fuente and Darcy G. Richardson, ALL90.0%
Ricki Sue King and Dayna R. Chandler, GKH50.0%
Brock Pierce and Karla Ballard20.0%
Total19,158

Sioux County was R+66.8 against R+8.2 statewide, 58.6 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 REP14,78581.3%
Hillary Clinton DEM2,30012.6%
All other candidates1,1096.1%
Total18,194

Sioux County was R+68.7 against R+9.4 statewide, 59.3 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
Mitt Romney REP14,40783.2%
Barack Obama DEM2,70015.6%
All other candidates2011.2%
Total17,308

Sioux County was R+67.6 against D+5.8 statewide, 73.4 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
John McCain REP13,49081.0%
Barack Obama DEM3,03018.2%
All other candidates1440.9%
Total16,664

Sioux County was R+62.8 against D+9.5 statewide, 72.3 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
George W. Bush REP14,22985.9%
John Kerry DEM2,25913.6%
All other candidates820.5%
Total16,570

Sioux County was R+72.3 against R+0.7 statewide, 71.6 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 REP12,24183.3%
Albert Gore, Jr. DEM2,14814.6%
All other candidates3032.1%
Total14,692

Sioux County was R+68.7 against D+0.3 statewide, 69.0 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)

Questions and answers

Who won Sioux County, Iowa in 2024?

Donald J. Trump won Sioux County by 71.1 points, out of 18,881 votes counted for president.

Is Sioux County Republican or Democratic?

Presidential results: 2024: Republican by 71.1 points; 2020: Republican by 66.8 points; 2016: Republican by 68.7 points; 2012: Republican by 67.6 points; 2008: Republican by 62.8 points; 2004: Republican by 72.3 points; 2000: Republican by 68.7 points.

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

In 2024 it was 57.9 points more Republican than the state as a whole (Republican by 71.1 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