1984Final results
1984 election for California Assembly District 30
California State Assembly · California
Jim Costa (D) won with 69.9% of the vote, defeating J. Gordon Kennedy (R) by 39.8 points.
Jim CostaDemocrat · winner · incumbent
69.9%57,397
J. Gordon KennedyRepublican
30.1%24,695
82,092 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 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET