Kansas Senate Election Winner
63%Roger Marshall (R)
- Roger Marshall (R)63%▲ 1
- Adam Hamilton (D)38%▼ 1
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Kansas Senate winner? (2026)
The odds
61%Roger Marshall
- Roger Marshall61%
- Adam Hamilton40%
How the odds have moved
Roger Marshall: 63% on Oct 20, 61% now.
Each outcome's chance over time on Kalshi. The dots along the bottom are headlines about its subject: point at one to read it.
Every outcome
| Outcome | Chance | Day | Bid | Ask | Pays | Contracts |
|---|---|---|---|---|---|---|
| Roger Marshall | 61% | 60¢ | 61¢ | $1.64 | 1.9M | |
| Adam Hamilton | 40% | 39¢ | 40¢ | $2.50 | 2.6M |
"Pays" is what a $1 stake returns if that outcome happens, at the price shown (before any fees). Bid and ask are the best prices to sell and buy "Yes".
The same question on Polymarket
- Kansas Senate winner? (2026)Roger Marshall (R)Kalshi 61%Polymarket 63%2 pts apart
Shown side by side, never averaged: each venue's rules decide its own market.
The news: Kansas Senate, Roger Marshall, Adam Hamilton
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Voters sound off before Kansas Senate debate between Roger Marshall and Adam HamiltonThe Kansas Senate race is becoming increasingly competitive between incumbent Republican Sen. Roger Marshall and Democratic candidate Adam Hamilton. They will go head-to-head on the debate stage Wednesday. CBS News reporter Katrina Kaufman… -
Roger Marshall and Adam Hamilton face off in fiery final Kansas Senate debateRepublican Sen. Roger Marshall and Democrat Adam Hamilton went head to head in a contentious debate Wednesday night as polls show a toss-up in ruby-red Kansas with less than two weeks until Election Day. Marshall and Hamilton traded… -
The Church Abuse Allegations Shaking Kansas Senate RaceOct 23, 2026 at 12:43 PM EDT Allegations that the Democratic candidate failed to effectively investigate alleged sexual assaults targeting children more than 20 years ago have become a focal point in the closing weeks of the Kansas Senate… -
The Oppo Mastermind Who Could Take Down Roger MarshallCould Tyson Brody’s research in Kansas get a Democrat elected for the first time in 94 years? Republican Sen. Roger Marshall, right, and Democratic nominee for U.S. Senate Adam Hamilton participate in a debate at WDAF TV in Kansas City… -
Kansas Senate candidates debate trans athletes issue, answer how many genders there areFox News Kansas Senate candidates debate trans athletes issue, answer how many genders there are Kansas Republican Sen. Roger Marshall and Democratic candidate Adam Hamilton answered questions on transgender athletes in women's sports… -
Kansas Senate debate: Sen. Roger Marshall, Adam Hamilton debate Iran war, gas pricesRepublican Sen. Roger Marshall and Democratic nominee Adam Hamilton debated in Kansas City, discussing the Iran war, fuel prices, and campaign attack ads as Election Day approaches. The debate, less tense than their first encounter at the… - Kansas Senate Debate Stuns Voters as Republican Roger Marshall Breaks With Donald Trump and Democrat Adam Hamilton Denounces Joe BidenThe final Kansas Senate debate delivered an astonishing political spectacle when incumbent Republican Senator Roger Marshall broke ranks with Donald Trump on trade and immigration, while Democratic challenger Adam Hamilton labelled former…
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Kansas Senate rivals distance themselves from party leaders in fiery debateAffordability concerns dominate the Kansas Senate race as Democratic candidate Adam Hamilton releases a video welcoming President Donald Trump to the state. Fox Business contributor Lou Basenese analyzes whether an economic pitch can win… -
Roger Marshall, Adam Hamilton clash at last debate in U.S. Senate raceRepublican incumbent U.S. Kansas Sen. Roger Marshall and Democratic challenger Adam Hamilton faced off Wednesday evening in their final scheduled debate before Election Day. With less than two weeks left, what’s usually a sleepy… -
Roger Marshall-Adam Hamilton debate: The view from Great BendI watched Wednesday night’s debate between Adam Hamilton and Roger Marshall at Dry Lake Brewing Co., on Main Street in Great Bend, Kansas. Great Bend is Marshall’s home turf. Kansas’ junior U.S. senator spent decades practicing medicine… -
As Kansas Senate race tightens, Marshall argues opponent is just another Democrat, while Hamilton says he's "independent-minded"October 22, 2026 / 12:05 AM EDT / CBS News The candidates in Kansas' surprisingly competitive Senate race faced off in a debate Wednesday evening, as Republicans fight to head off the possibility of their first loss in a Kansas Senate… -
Adam Hamilton Sends Roger Marshall Reeling In Debate As Kansas Looks To Go BlueThe Kansas Senate debate between Roger Marshall and Adam Hamilton showed why Republicans are so worried about losing a Senate seat in what has been a reliably red state. Sen. Marshall came off as aloof and attached to Trump, and he didn't…
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1 more
- R-House, D-Senate<1%
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Prediction-market prices are what traders pay for each outcome on Kalshi, Polymarket, ForecastEx and Crypto.com, read as the market's implied chance. They are not forecasts by 4Search, can move fast and can be wrong; they are read every few minutes and may be delayed. Money traded on Kalshi and ForecastEx is estimated from contracts at their price. News comes from the 4Search index; prices of stocks, rates and coins from 4Search Finance. Nothing here is betting, financial or investment advice. Terms of use.