1970Final results
1970 election for California Assembly District 29
California State Assembly · California
William M. Ketchum (R) won with 66.4% of the vote, defeating Ervin E. Berrigan (D) by 34.7 points.
William M. KetchumRepublican · winner · incumbent
66.4%37,599
Ervin E. BerriganDemocrat
31.7%17,953
Maurice R. PrewittIndependent
1.9%1,087
56,639 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
The candidates
William M. Ketchum (R)Ervin E. Berrigan (D)
Also on the ballot: Maurice R. Prewitt (Independent), 1.9%