2018Final results
2018 election for California Assembly District 21
California State Assembly · California
Adam Gray (D) won with 71.3% of the vote, defeating Justin Ryan Quigley (Lib) by 42.7 points.
Adam GrayDemocrat · winner · incumbent
71.3%74,320
Justin Ryan QuigleyLibertarian
28.7%29,855
104,175 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET