County record · fips 46135 · South Dakota
YanktonSD
Republican ×15 since 1968reported 1892–2024 · 34 elections
The Long Record
34 elections against the South Dakota and national vote
2024 result
R+26.3
won by Republicans
Record since first cycle
6–28
Dem–Rep two-party wins
Voted with the winner
24/34
71% of its elections
Closest election
1916
D+0.3
this countySouth Dakotanational (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 |
|---|---|---|
| 1912 | +119.0 pts | Democrats |
| 1916 | -99.7 pts | Republicans |
| 1896 | +63.2 pts | Democrats |
| 1932 | +51.1 pts | Democrats |
| 1940 | -38.8 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
23,414
College (BA+)
31%
Median income
$72,821
2024 dollars
Non-white
13%
Rural
31%
Age 65+
21%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Cedar, NE · Knox, NE · Bon Homme, SD · Clay, SD · Hutchinson, SD · Turner, SD