2010Final results
2010 election for California Assembly District 9
California State Assembly · California
Roger Dickinson (D) won with 68.0% of the vote, defeating Rick D. Redding (R) by 43.0 points.
Roger DickinsonDemocrat · winner
68.0%67,294
Rick D. ReddingRepublican
25.0%24,766
Daniel A. CostaPeace and Freedom
7.0%6,941
99,001 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET