Jefferson County, Kansas: Deep Red Country
Kansas · Presidential Elections 1892–2024
R+36.7
2024 Margin
R+4.6%
2020→2024 Swing
R since 1936
Voting Streak
18K
Population
Jefferson County, Kansas voted R+36.7 for Donald Trump in 2024, with Trump receiving 6,694 votes (67.11%). This represented a R+4.6% swing toward Republicans compared to 2020. The county has voted Republican in every presidential election since 1936.
Quick Stats
2024 ResultR+36.7
2020→2024 SwingR+4.6%
Voting StreakR since 1936
Elections on Record34
Demographics
Population18,368
Median Age
43.2(US: 38.4)
College (BA+)
24.6%(US: 34.6%)
Median Income
$74,562(US: $78k)
White (non-Hisp)
91.6%(US: 57.5%)
Hispanic
3.4%(US: 18.6%)
Homeownership
85.0%(US: 64.2%)
Poverty Rate
6.3%(US: 12.4%)
Veterans
8.1%(US: 6.4%)
Non-English (CVAP)
1.2%(US: 17.1%)
Community Profile
Presidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 30.4%(3,030) | 67.1%(6,694) | R+36.7 | R+4.6 |
| 2020 | 32.6%(3,194) | 64.8%(6,334) | R+32.1 | R+0.2 |
| 2016 | 29.8%(2,518) | 61.8%(5,213) | R+31.9 | R+8.8 |
| 2012 | 37.1%(2,977) | 60.2%(4,827) | R+23.1 | R+4.3 |
| 2008 | 39.6%(3,542) | 58.3%(5,220) | R+18.8 | D+5.8 |
| 2004 | 37.0%(3,253) | 61.5%(5,408) | R+24.5 | R+6.4 |
| 2000 | 38.1%(3,000) | 56.1%(4,423) | R+18.1 | R+4.7 |
| 1996 | 36.0%(2,757) | 49.3%(3,781) | R+13.3 | R+12.9 |
| 1992 | 32.6%(2,538) | 33.0%(2,569) | R+0.4 | D+11.8 |
| 1988 | 43.3%(2,810) | 55.5%(3,605) | R+12.3 | D+26.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 28.4%(2,160) | 68.6%(5,208) | R+40.1 | R+14.1 |
| 2020 | 34.2%(3,349) | 60.3%(5,902) | R+26.1 | D+9.2 |
| 2016 | 29.9%(2,504) | 65.2%(5,456) | R+35.3 | D+16.8 |
| 2014 | 0.0%(0) | 52.1%(3,421) | R+52.1 | R+10.9 |
| 2010 | 26.7%(1,651) | 67.9%(4,205) | R+41.3 | R+17.1 |
| 2008 | 36.3%(3,234) | 60.4%(5,385) | R+24.1 | D+20.2 |
| 2004 | 26.3%(2,268) | 70.6%(6,091) | R+44.3 | D+38.7 |
| 2002 | 0.0%(0) | 83.1%(5,099) | R+83.1 | R+45.1 |
| 1998 | 29.1%(1,587) | 67.1%(3,654) | R+38.0 | R+23.5 |
| 1996 | 41.0%(3,126) | 55.5%(4,232) | R+14.5 | R+1.2 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 44.4%(3,380) | 51.7%(3,939) | R+7.3 | R+5.0 |
| 2018 | 43.7%(3,306) | 46.1%(3,485) | R+2.4 | R+5.0 |
| 2014 | 49.4%(3,246) | 46.8%(3,073) | D+2.6 | D+23.5 |
| 2010 | 36.6%(2,284) | 57.5%(3,583) | R+20.8 | R+39.1 |
| 2006 | 58.4%(4,231) | 40.1%(2,906) | D+18.3 | D+2.0 |
| 2002 | 56.0%(3,628) | 39.7%(2,572) | D+16.3 | D+61.8 |
| 1998 | 24.6%(1,342) | 70.1%(3,821) | R+45.5 | R+27.5 |
| 1994 | 41.0%(2,567) | 59.0%(3,697) | R+18.0 | R+37.5 |
| 1990 | 54.8%(3,143) | 35.4%(2,028) | D+19.4 | D+25.3 |
| 1986 | 47.1%(2,783) | 52.9%(3,131) | R+5.9 | R+18.4 |
Source: Official state election returns via MIT Election Data + Science Lab
Primary Election History
Primary Results
| Year | Party | Winner | Runner-up | Nominee? |
|---|---|---|---|---|
| 2024 | GOP | Donald Trump(78.3%) | Nikki Haley(14.4%) | ✓ |
✓ = County picked eventual party nominee