County record · fips 26147 · Michigan
St. ClairMI
Republican ×4 since 2012all 40 elections, 1868–2024
The Long Record
40 elections against the Michigan and national vote
2024 result
R+35.1
won by Republicans
Record since first cycle
4–36
Dem–Rep two-party wins
Voted with the winner
27/40
68% of its elections
Closest election
1936
R+0.4
this countyMichigannational (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 |
|---|---|---|
| 1896 | -94.4 pts | Republicans |
| 1876 | +94.1 pts | Democrats |
| 1872 | -92.6 pts | Republicans |
| 1900 | +70.0 pts | Democrats |
| 1964 | +38.1 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
160,221
College (BA+)
20%
Median income
$71,270
2024 dollars
Non-white
10%
Rural
40%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.