1978Final results
1978 election for Oregon House District 57
Oregon House of Representatives · Oregon
Jack Duff (R) won with 59.4% of the vote, defeating Mary Bates (D) by 18.7 points.
Jack DuffRepublican · winner · incumbent
59.4%6,975
Mary BatesDemocrat
40.6%4,773
11,748 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