2016Final results
2016 election for California Senate District 19
California State Senate · California
Hannahbeth Jackson (D) won with 63.1% of the vote, defeating Colin Patrick Walch (R) by 26.2 points.
Hannahbeth JacksonDemocrat · winner · incumbent
63.1%224,834
Colin Patrick WalchRepublican
36.9%131,598
356,432 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET