2020Flipped from DemocraticFinal results
2020 election for Kansas Senate District 18
Kansas State Senate · Kansas
Kristen Oshea (R) won with 59.2% of the vote, defeating Tobias Schlingensiepen (D) by 18.4 points, flipping a seat Democrats held.
Kristen OsheaRepublican · winner
59.2%19,396
Tobias SchlingensiepenDemocrat
40.8%13,364
32,788 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)