County record · fips 29510 · Missouri
St. Louis CityMO
Democratic ×25 since 1928reported 1880–2024 · 37 elections
The Long Record
37 elections against the Missouri and national vote
2024 result
D+66.0
won by Democrats
Record since first cycle
28–9
Dem–Rep two-party wins
Voted with the winner
22/37
60% of its elections
Closest election
1900
R+0.6
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 | +25.1 pts | Democrats |
| 1928 | +22.9 pts | Democrats |
| 1964 | +22.2 pts | Democrats |
| 1912 | +21.5 pts | Democrats |
| 1916 | -17.9 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
288,512
College (BA+)
41%
Median income
$56,160
2024 dollars
Non-white
56%
Rural
0%
Age 65+
16%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.