County record · fips 29185 · Missouri
St. ClairMO
Republican ×7 since 2000all 40 elections, 1868–2024
The Long Record
40 elections against the Missouri and national vote
2024 result
R+61.2
won by Republicans
Record since first cycle
16–24
Dem–Rep two-party wins
Voted with the winner
25/40
63% of its elections
Closest election
1936
R+0.7
this countyMissourinational (official)dot colour = two-party winner · hollow = tie or unknown total · click a dot to open that election
The Biggest Swings
Cycle-over-cycle change in the two-party margin, in points
| Election | Swing | Toward |
|---|---|---|
| 1932 | +62.3 pts | Democrats |
| 1976 | +45.1 pts | Democrats |
| 1964 | +40.2 pts | Democrats |
| 1872 | +34.9 pts | Democrats |
| 1968 | -34.5 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
9,587
College (BA+)
15%
Median income
$53,043
2024 dollars
Non-white
7%
Rural
100%
Age 65+
26%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Bates, MO · Benton, MO · Cedar, MO · Henry, MO · Hickory, MO · Polk, MO · Vernon, MO