2010Flipped from DemocraticFinal resultsIncumbent defeated
2010 election for Missouri Senate District 18
Missouri State Senate · Missouri
Brian Munzlinger (R) won with 58.3% of the vote, defeating Wes Shoemyer (D) by 16.7 points, a seat Democrats won last time.
Brian MunzlingerRepublican · winner
58.3%30,532
Wes ShoemyerDemocrat · incumbent
41.7%21,813
52,345 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET