2022Final results
2022 election for Missouri House District 89
Missouri House of Representatives · Missouri
Dean Plocher (R) won with 60.1% of the vote, defeating Luke Barber (D) by 20.3 points.
Dean PlocherRepublican · winner · incumbent
60.1%10,559
Luke BarberDemocrat
39.9%7,002
17,561 votes
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET
The seat over time
D − R margin in this seat's races around 2022
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET