Who's In the Race

Sen. Roger Marshall (R-KS) faces Democratic challenger Adam Hamilton and Libertarian David Graham) in the Nov. 3 general election in Kansas's U.S. Senate race. ​

Marshall has served in the Senate since 2021 and practiced obstetrics and gynecology in Great Bend for more than 25 years before entering politics. Hamilton is the founding pastor of Church of the Resurrection in Leawood, a congregation he established in 1990. Graham is an attorney from Overland Park and the vice chair of the Libertarian Party of Kansas.

Marshall won the Aug. 4 Republican primary, receiving 270,632 votes over runner-up Pond Naramore, who received 68,100 votes. Hamilton won the Aug. 4 Democratic primary with about 35 percent of the vote in an 11-candidate field, with Christy Davis finishing second at about 14 percent.

What They Stand For

Roger Marshall has served as a U.S. senator and Army Reserve veteran, though his official Senate website was not accessible during research, so specific platform positions could not be verified from that source.

Adam Hamilton has proposed an "Affordability Agenda" to protect Kansas families from rising energy bills, according to his campaign website. He has also supported:

  • Ending what his campaign calls "self-destructive tariffs";
  • Binding rules to end "unnecessary wars"; and
  • Reducing costs for working families.

Graham is an attorney and Libertarian Party official; no policy positions were available from his campaign.

The Money Behind the Race

Through July 15, Roger Marshall had raised about $6.2 million and had about $5.4 million in cash on hand, roughly three times the $1.7 million in cash on hand held by Adam Hamilton, who had raised about $4.2 million.

Senate Conservatives Fund spent about $204,000 supporting Marshall.

Race Outlook: Ratings and Betting Markets

Cook Political Report rated the race a Toss-up as of Oct. 12; Sabato's Crystal Ball rated it Lean Republican as of Oct. 9; and Inside Elections rated it Likely Republican as of Oct. 2. On Kalshi, traders gave Republicans, whose nominee is Marshall, a 63.73% chance of winning as of Oct. 14, with Democrats, whose nominee is Hamilton, at 36.27%.

In the 2022 Kansas Senate race (Class III), Republican Jerry Moran won with about 60 percent of the vote. In 2022, Republicans won three of Kansas's four U.S. House seats, and Democrats won the other. Donald Trump carried Kansas in the 2024 presidential election with about 57 percent of the vote.

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