2018Final results
2018 election for Oklahoma Senate District 18
Oklahoma State Senate · Oklahoma
Kim David (R) won with 66.2% of the vote, defeating Charles R. Arnall (D) by 32.4 points.
Kim DavidRepublican · winner · incumbent
66.2%17,038
Charles R. ArnallDemocrat
33.8%8,707
25,745 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET