1972Final results
1972 primary for Oklahoma House District 1
Oklahoma House of Representatives · Oklahoma
Mike Murphy (D) won with 78.7% of the vote, defeating Harry S. Costilow (D) by 57.3 points.
Mike MurphyDemocrat · winner · incumbent
78.7%5,789
Harry S. CostilowDemocrat
21.3%1,570
7,359 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET