2006Final results
2006 election for California Assembly District 18
California State Assembly · California
Mary Hayashi (D) won with 67.8% of the vote, defeating Jill Buck (R) by 35.7 points.
Mary HayashiDemocrat · winner
67.8%69,411
Jill BuckRepublican
32.2%32,897
102,308 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 2006
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET