Jefferson County, Wisconsin presidential election results

In 2024 Donald J. Trump won Jefferson County by 16.4 points, out of 50,037 votes for president.

Jefferson County margin: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.

2024

Wisconsin 2024

Ticket	Votes	Share
Donald J. Trump REP	28,771	57.5%
Kamala Harris DEM	20,574	41.1%
Robert F. Kennedy, Jr. / Nicole Shanahan (NP)	294	0.6%
Chase Russell Oliver / Mike ter Maat (LIB)	186	0.4%
Jill Stein / Rudolph Ware (WGR)	98	0.2%
Randall Terry / Stephen Broden (CON)	58	0.1%
Cornel West / Melina Abdullah (NP)	35	0.1%
Claudia De la Cruz / Karina Garcia (NP)	19	0.0%
Peter Sonski / Lauren Onak (NP, write-in)	2	0.0%
Cherunda Lynn Fox (NP, write-in)	0	0.0%
Brian Kienitz (NP, write-in)	0	0.0%
Doug Jenkins / Kimberly LaLonde (NP, write-in)	0	0.0%
Future Madam Potus / Jessica Kennedy (NP, write-in)	0	0.0%
André Ramone McNeil, Sr. (NP, write-in)	0	0.0%
Total	50,146

Jefferson County was R+16.4 against R+0.9 statewide, 15.5 points more Republican than the state.

Source: Wisconsin Elections Commission, WEC Canvass Reporting System, County by County Report, 2024 General Election, President of the United States (6 pages, generated 11/27/2024)

2020

Wisconsin 2020

Ticket	Votes	Share
Donald J. Trump REP	27,208	56.8%
Joseph R. Biden DEM	19,904	41.6%
Jo Jorgensen / Jeremy Spike Cohen (IND)	634	1.3%
Don Blankenship / William Mohr (CON)	69	0.1%
Brian Carroll / Amar Patel (IND)	44	0.1%
Howie Hawkins / Angela Walker (IND, write-in)	9	0.0%
Kanye West / Michelle Tidball (IND, write-in)	3	0.0%
Jade Simmons / Claudeliah J. Roze (IND, write-in)	1	0.0%
Kasey Wells / Rachel Wells (IND, write-in)	0	0.0%
President R19 Boddie / Eric Stoneham (IND, write-in)	0	0.0%
Gloria La Riva / Sunil Freeman (IND, write-in)	0	0.0%
Mark Charles / Adrian Wallace (IND, write-in)	0	0.0%
Total	47,979

Jefferson County was R+15.2 against D+0.6 statewide, 15.8 points more Republican than the state.

Source: Wisconsin Elections Commission, Statement of Canvass for President, Vice President and Presidential Electors, General Election November 3, 2020 (signed November 30, 2020) with the WEC Canvass Reporting System County by County Report (pages 2-7); scanned, no text layer

2016

Wisconsin 2016

Ticket	Votes	Share
Donald J. Trump REP	23,417	54.9%
Hillary Clinton DEM	16,569	38.8%
Gary Johnson LIB	1,662	3.9%
Jill Stein / Ajamu Baraka (WGR)	461	1.1%
Evan McMullin / Nathan Johnson (write-in) (IND)	322	0.8%
Darrell L. Castle / Scott N. Bradley (CON)	178	0.4%
Monica Moorehead / Lamont Lilly (IND)	29	0.1%
Rocky Roque De La Fuente / Michael Steinberg (IND)	26	0.1%
Chris Keniston / Deacon Taylor (write-in) (IND)	1	0.0%
Cherunda Fox / Roger Kushner (write-in) (IND)	0	0.0%
Michael A. Maturen / Juan Munoz (write-in) (IND)	0	0.0%
Marshall Schoenke / James Creighton Mitchell Jr. (write-in) (IND)	0	0.0%
Laurence Kotlikoff / Edward E. Leamer (write-in) (IND)	0	0.0%
Tom Hoefling / Steve Schulin (write-in) (IND)	0	0.0%
Joseph Maldonado (write-in) (IND)	0	0.0%
Emidio Soltysik / Angela Nicole Walker (write-in) (IND)	0	0.0%
Total	43,109

Jefferson County was R+16.1 against R+0.8 statewide, 15.3 points more Republican than the state.

Source: Wisconsin Elections Commission, WEC Canvass Reporting System, County by County Report, 2016 General Election, President of the United States (2 pages, generated 12/13/2016)

2012

Wisconsin 2012

Ticket	Votes	Share
Mitt Romney REP	23,517	53.1%
Barack Obama DEM	20,158	45.5%
All other candidates	606	1.4%
Total	44,281

Jefferson County was R+7.6 against D+6.8 statewide, 14.4 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)

2008

Wisconsin 2008

Ticket	Votes	Share
Barack Obama DEM	21,448	49.7%
John McCain REP	21,096	48.9%
All other candidates	622	1.4%
Total	43,166

Jefferson County was D+0.8 against D+13.9 statewide, 13.1 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)

2004

Wisconsin 2004

Ticket	Votes	Share
George W. Bush REP	23,776	56.5%
John Kerry DEM	17,925	42.6%
All other candidates	414	1.0%
Total	42,115

Jefferson County was R+13.9 against D+0.4 statewide, 14.3 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)

2000

Wisconsin 2000

Ticket	Votes	Share
George W. Bush REP	19,204	53.2%
Albert Gore, Jr. DEM	15,203	42.1%
All other candidates	1,692	4.7%
Total	36,099

Jefferson County was R+11.1 against D+0.2 statewide, 11.3 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)

Questions and answers

Who won Jefferson County, Wisconsin in 2024?

Donald J. Trump won Jefferson County by 16.4 points, out of 50,037 votes counted for president.

Is Jefferson County Republican or Democratic?

Presidential results: 2024: Republican by 16.4 points; 2020: Republican by 15.2 points; 2016: Republican by 16.1 points; 2012: Republican by 7.6 points; 2008: Democratic by 0.8 points; 2004: Republican by 13.9 points; 2000: Republican by 11.1 points.

How does Jefferson County vote compared with the rest of Wisconsin?

In 2024 it was 15.5 points more Republican than the state as a whole (Republican by 16.4 points against Republican by 0.9 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