2026 results · Kansas · Kansas Senate
Adam Hamilton, the Democrat, flips Kansas's Senate seat
Donald Trump carried Kansas by 16.1 points in 2024; this year's count is a 21.2-point move toward the Democrats. The Republicans held it before the election.
| Candidate | Votes | Share | Share of the vote |
|---|---|---|---|
 Adam HamiltonDemocrat | 561,143 | 51.0% | |
 Roger MarshallRepublican, incumbent | 505,558 | 46.0% | |
| David C GrahamLibertarian | 33,195 | 3.0% |
Called by Call the Map, Nov 3, 11:18 PM EST · 97% counted.
About 97% of the expected vote counted1,099,896 votesCount last changed Nov 7, 12:37 PM EST · checked Nov 7, 5:02 PM ESTSource: the official state and county counts, gathered by civicAPI
The map
Loading the map.
What moved most
Scroll through Kansas, part by part. The parts follow the federal government’s metropolitan areas: each big metro’s core counties, its suburbs and outer suburbs, the smaller metro areas, then the small towns and countryside.
What the count shows
Added together, the 105 counties compared moved 21.2 points toward the Democrats from the 2024 presidential vote.
The counties compared cast 83% as many votes as in 2024, from 92% in Seward County to 69% in Cherokee County. Turnout and the move from 2024 were barely related.
Ford County moved most: R+38.4 for president in 2024, D+1.1 this year
The 10 counties with the largest moves from the 2024 presidential vote, among those with 2,000 or more votes for president in 2024 and a quarter of that counted, and at least half a percent of the state's 2024 vote. Each line runs from the 2024 margin to this year’s.
2024 president 2026
Johnson County added 53,933 net votes for Hamilton against the 2024 margin, 20% of the statewide change
Across the 105 counties compared, the margin moved by 269,534 votes toward Hamilton: this year’s lead in votes against the 2024 presidential lead in votes, county by county. The figure counts voters who changed sides and differences in who turned out alike; the count cannot tell them apart.
- Johnson County+53,933 Hamilton
- Sedgwick County+43,609 Hamilton
- Shawnee County+12,908 Hamilton
- Wyandotte County+8,969 Hamilton
- Leavenworth County+8,068 Hamilton
- Butler County+7,158 Hamilton
- Reno County+5,859 Hamilton
- Douglas County+5,810 Hamilton
6 counties Donald Trump carried in 2024 are led by Hamilton this year
Striped on the map above. Largest first.
- Sedgwick CountyR+13.8D+7.7
- Lyon CountyR+14.7D+8.1
- Finney CountyR+34.7D+2.5
- Ford CountyR+38.4D+1.1
- Geary CountyR+17.6D+5.5
- Seward CountyR+39.0D+13.5
What the places that moved have in common
Each of Kansas’s counties, set against the Census Bureau’s figures for who lives there. A pattern across counties, not an exit poll: it does not say how any group of people voted.
Urban, suburban and rural counties
2024 president 2026 · Urban: 1,000 or more residents per square mile; suburban: 100 to 999; rural: under 100 (our grouping).
Census Bureau ACS 2019–2023 and 2023 Gazetteer; a county joins once its count is substantially in.
Kansas’s ballot
The seat that changed party
StatewideDemocrats won 1 of Kansas's 6 statewide races and lead 2 more; Republicans won 2 and lead 1 more.
U.S. HouseBefore the election R 3–1, now R 3–1
won leads, still counting changed party. Margins are the leader’s share minus the runner-up’s, in points.
Every count on this page is the official count, from the state and its counties. Counts are unofficial until the state certifies them. The 2024 comparison is the presidential vote, Kamala Harris against Donald Trump, on the same ground. Margins are the Democrat minus the Republican, in points of all votes. Photos: Adam Hamilton, by Working Preacher, CC BY 4.0, via Wikimedia Commons, cropped, background removed; Roger Marshall, by U.S. Senate Photographic Studio, public domain, via Wikimedia Commons, cropped, background removed.
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