2010Final results
2010 election for California Assembly District 20
California State Assembly · California
Bob Wieckowski (D) won with 72.9% of the vote, defeating Adnan Shahab (R) by 45.7 points.
Bob WieckowskiDemocrat · winner
72.9%76,446
Adnan ShahabRepublican
27.1%28,460
104,906 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