Clay County, MO

MO · Presidential Elections 18922024

R+5.6
2024 Margin
R+1.5%
2020→2024 Swing
R since 2004
Voting Streak
258K
Population

Clay County, MO (Missouri) voted R+5.6 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 67,688 votes (51.75%) to 60,345 (46.14%) for Harris.

This represents a R+1.5% swing toward Republicans compared to 2020. Clay County is classified as a lean Republican county. Clay County has voted Republican in every presidential election since 2004. The county has a population of approximately 258,122.

Open in Cartographer

Interactive map with county profile in split-screen view

Quick Stats

2024 ResultR+5.6
2020→2024 SwingR+1.5%
Voting StreakR since 2004
Elections on Record34

Demographics

Population258,122
Median Age
37.9(US: 38.7)
College (BA+)
36.5%(US: 35.2%)
Median Income
$88,468(US: $80k)
White (non-Hisp)
77.8%(US: 57.6%)
Hispanic
8.0%(US: 19.1%)
Black
7.2%(US: 12.2%)
Asian
2.2%(US: 5.7%)
Homeownership
69.5%(US: 64.5%)
Poverty Rate
8.5%(US: 12.3%)
Veterans
7.1%(US: 6.2%)
Non-English (CVAP)
5.9%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Evangelical
17.9%
Mainline Protestant
8.9%(Above Average)
Catholic
7.7%(Below Average)
LDS/Mormon
2.8%
Black Protestant
0.1%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
20.6%Above Average(1.7x)
English
14.9%Above Average(1.7x)
Irish
12.7%(1.4x)
American Heritage
5.4%
Mexican
5.0%
Italian
4.8%
+ 4 more reported ancestry groups

Age Distribution

Median:37.9 yrs(US: 38.5)
Under 18
23.5%
18-29
7.8%
30-44
21.6%
45-64
31.8%
65+
15.3%
National average

Employment by Industry

Census ACS
Professional & Technical
12.2%
Retail Trade
11.4%
Manufacturing
11.0%(1.1x US)
Educational Services
7.5%(0.9x US)
Construction
5.6%(0.8x US)
Healthcare & Social Services
4.6%
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202446.1%(60,345)51.8%(67,688)R+5.6R+1.5
202046.9%(59,400)51.0%(64,605)R+4.1D+6.8
201640.8%(45,304)51.7%(57,476)R+10.9R+2.6
201244.6%(47,310)53.0%(56,191)R+8.4R+7.7
200849.0%(53,761)49.7%(54,516)R+0.7D+6.1
200446.3%(44,670)53.1%(51,193)R+6.8R+6.8
200048.8%(39,084)48.8%(39,083)D+0.0R+5.3
199647.1%(32,603)41.9%(28,935)D+5.3R+3.6
199240.3%(30,565)31.4%(23,798)D+8.9D+10.0
198849.1%(29,620)50.3%(30,293)R+1.1D+22.5

Source: Official state election returns via MIT Election Data + Science Lab

Presidential Margin Trend

Clay County, MO18922024

D+R++60+40+200-20-40-6018921900190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202448.3%(62,452)49.0%(63,337)R+0.7D+0.7
202249.3%(41,866)50.7%(43,070)R+1.4R+3.6
201849.5%(48,096)47.3%(45,947)D+2.2R+3.4
201650.2%(55,322)44.7%(49,173)D+5.6R+13.3
201255.3%(57,654)36.4%(37,967)D+18.9D+32.9
201040.2%(28,161)54.3%(37,966)R+14.0R+22.8
200652.8%(39,630)44.0%(33,014)D+8.8D+23.0
200442.3%(40,357)56.4%(53,892)R+14.2R+19.6
200251.9%(30,684)46.5%(27,497)D+5.4D+0.1
200052.1%(41,599)46.8%(37,376)D+5.3D+17.2

Source: Official state election returns via MIT Election Data + Science Lab

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202445.3%(58,365)52.6%(67,765)R+7.3R+2.2
202046.3%(58,224)51.4%(64,682)R+5.1R+3.8
201647.7%(52,429)49.0%(53,883)R+1.3R+15.3
201255.5%(57,962)41.5%(43,398)D+13.9R+6.4
200859.0%(63,341)38.6%(41,518)D+20.3D+15.3
200451.7%(49,573)46.7%(44,763)D+5.0D+0.3
200051.3%(40,747)46.6%(36,983)D+4.7R+24.5
199663.5%(43,593)34.3%(23,524)D+29.3D+10.3
199259.5%(43,055)40.5%(29,360)D+18.9D+50.5
198833.8%(19,976)65.4%(38,655)R+31.6R+12.1

Source: Official state election returns via MIT Election Data + Science Lab

Explore More