County record · fips 20191 · Kansas
SumnerKS
Republican ×12 since 1980reported 1872–2024 · 39 elections
The Long Record
39 elections against the Kansas and national vote
2024 result
R+51.1
won by Republicans
Record since first cycle
6–33
Dem–Rep two-party wins
Voted with the winner
28/39
72% of its elections
Closest election
1940
R+4.7
this countyKansasnational (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 | +79.2 pts | Democrats |
| 1892 | -75.9 pts | Republicans |
| 1932 | +74.5 pts | Democrats |
| 1912 | +60.9 pts | Democrats |
| 1976 | +51.6 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
22,353
College (BA+)
26%
Median income
$63,951
2024 dollars
Non-white
14%
Rural
63%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Cowley, KS · Harper, KS · Kingman, KS · Sedgwick, KS · Grant, OK · Kay, OK