This is the 1978 race. The latest: 2026 →

1978Flipped from DemocraticFinal resultsIncumbent defeated

1978 election for California Senate District 4

California State Senate · California

James W. Nielsen (R) won with 52.3% of the vote, defeating John F. Dunlap (D) by 6.9 points, a seat Democrats won last time.

James W. NielsenRepublican · winner
52.3%108,688
John F. DunlapDemocrat · incumbent
45.4%94,448
Joseph F. HawkesPeace and Freedom
2.3%4,696
207,832 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

EvenR+6.91978R+25.71982R+28.91986D+1.01990R+8.81994R+13.31998

Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET

The candidates

James W. Nielsen (R)John F. Dunlap (D)

Also on the ballot: Joseph F. Hawkes (Peace and Freedom), 2.3%