California Primary Election Tuesday, June 2, 2026
Unofficial Election Results
State Assembly District 19 - San Mateo County Results
Unofficial Election Results
Results will be certified by July 10, 2026.
( 41 of 41 ) precincts partially
reporting as of June 8, 2026, 4:51 p.m. 
Visit the County Reporting Status page to determine when a county has submitted its latest report.
Vote-by-mail, provisional, and other ballots will continue to be processed and counted after Election Night.
Election results will change throughout the ballot counting canvass period as vote-by-mail ballots, provisional ballots (including conditional voter registration provisional ballots), and other ballots are tallied.
| Candidate | County Votes | County % | District Votes | District % | |
|---|---|---|---|---|---|
| * | Catherine Stefani (Party Preference: DEM) | 13,362 | 74.1% | 98,340 | 83.0% |
| Philip Louis Wing (Party Preference: REP) | 4,659 | 25.9% | 20,137 | 17.0% | |
* Incumbent
