Kansas voters are deciding whether Republican Sen. Roger Marshall will win a second term or Democrat Adam Hamilton can swing the seat. This closely-watched contest could help determine which party controls the U.S. Senate. Follow along for the latest Kansas Senate election results and updates as votes are counted.
Did Adam Hamilton or Roger Marshall Win the Kansas Senate Race? Live Updates, U.S. Election results
11:20 P.M. ET: Adam Hamilton wins Kansas Senate race, defeating Roger Marshall
Democrat Adam Hamilton has defeated Republican Roger Marshall in the 2026 Kansas Senate race, per CNN. Hamilton will serve a six-year term as senator.
8:30 P.M. ET: Hamilton takes early lead
Adam Hamilton has taken an early lead with 10% of voting results reported in Kansas, according to the Associated Press.
8:00 P.M. ET: Polls close in Kansas
Polls closed in Kansas at 8 p.m. ET, as voters will decide one of the most crucial races in the 2026 U.S. elections between Democrat Adam Hamilton and Republican Roger Marshall. There is no current timetable on when results will be announced, so stay tuned for further updates.
Check out our liveblog for the latest updates on the United States 2026 elections, including results and polling trends!
Who is Kansas’ current senator?
Republican Sen. Roger Marshall currently holds the U.S. Senate seat being contested in the 2026 election. Marshall has represented Kansas in the Senate since 2021 and is seeking reelection against Democratic challenger Adam Hamilton.
Kansas’ other U.S. senator is Republican Jerry Moran, who has served in the Senate since 2011.
2026 U.S. Midterm Elections FAQ
How many seats are in the U.S. Senate?
There are 100 seats in the U.S. Senate — two for each state. Senators serve six-year terms, but the full chamber is not elected at once. Instead, roughly one-third of Senate seats are up for election every two years.
In 2026, voters will decide 35 Senate races:
- 33 regularly scheduled elections
- Two special elections, in Ohio and Florida
- 22 Republican-held seats being defended
- 13 Democratic-held seats being defended
Who is the Senate Majority Leader currently?
Sen. John Thune (R-SD) became the Senate Majority Leader when the 119th Congress began in 2025 and succeed Sen. Chuck Schumer (D-NY).