1978Final results
1978 election for Oklahoma House District 90
Oklahoma House of Representatives · Oklahoma
J. Mike Lawter (D) won with 55.0% of the vote, defeating Ron McWhirter (R) by 10.0 points.
J. Mike LawterDemocrat · winner · incumbent
55.0%1,801
Ron McWhirterRepublican
45.0%1,475
3,276 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET