1998Final results
1998 election for Oklahoma House District 12
Oklahoma House of Representatives · Oklahoma
Jerry W. Hefner (D) won with 60.0% of the vote, defeating David Lancaster (R) by 20.0 points.
Jerry W. HefnerDemocrat · winner · incumbent
60.0%5,941
David LancasterRepublican
40.0%3,961
9,902 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 1998
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET