1976Final results
1976 election for Oklahoma House District 30
Oklahoma House of Representatives · Oklahoma
Donald D. Thompson (D) won with 68.6% of the vote, defeating Howard Cooper (R) by 37.2 points.
Donald D. ThompsonDemocrat · winner · incumbent
68.6%6,272
Howard CooperRepublican
31.4%2,872
9,144 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 1976
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET