1970Final results
1970 election for Washington Legislative District 47
Washington State Senate · Washington
Martin J. Durkan (D) won with 74.8% of the vote, defeating Cathy Mitchell (R) by 49.5 points.
Martin J. DurkanDemocrat · winner · incumbent
74.8%19,719
Cathy MitchellRepublican
25.2%6,653
26,372 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET