California Primary Election Tuesday, June 2, 2026
Unofficial Election Results
State Assembly District 16 - Contra Costa County Results
Unofficial Election Results
Results will be certified by July 10, 2026.
( 236 of 236 ) precincts partially
reporting as of June 5, 2026, 4:00 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 % | |
|---|---|---|---|---|---|
| * | Rebecca Bauer-Kahan (Party Preference: DEM) | 58,356 | 65.7% | 88,007 | 65.1% |
| Joseph A. Rubay (Party Preference: REP) | 27,314 | 30.8% | 42,209 | 31.2% | |
| Chirag Kathrani (Party Preference: NPP) | 3,155 | 3.6% | 4,948 | 3.7% | |
* Incumbent
