1976Final results
1976 primary for Oklahoma House District 1
Oklahoma House of Representatives · Oklahoma
Mike Murphy (D) won with 62.6% of the vote, defeating Bill Horton (D) by 38.0 points.
Mike MurphyDemocrat · winner · incumbent
62.6%5,197
Bill HortonDemocrat
24.6%2,043
Harry S. CostilowDemocrat
12.8%1,058
8,298 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET