California State Assembly · 2021 Lines

Assembly District 29

Robert Rivas (Democratic), re-elected in 2026

Who represents this district

Robert Rivas (Democratic) was re-elected on November 3, 2026.

247,849Registered voters

D +29.0Registration margin

Incumbent re-elected, Nov 2026Seat status

Counties and cities

Counties: Monterey (partial), San Benito, Santa Clara (partial), Santa Cruz (partial)

Principal cities and communities:

HollisterGilroyWatsonvilleSalinasSan Juan BautistaMorgan Hill

Voter registration

Registered voters	Democratic	Republican	Other
247,849	50.1%	21.1%	28.8%

Secretary of State Report of Registration, September 4, 2026. Other covers every registrant not registered Democratic or Republican.

Capitol Daybook Research

Research access

The full district files are available to Capitol Daybook Research clients. A Capitol Daybook subscription does not include research access.

The full district file carries registration trends across the recent Secretary of State reports, 2024 presidential results computed on the current district lines, 2026 campaign finance totals with independent expenditures, and CSV downloads of the district tables.

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Registration: California Secretary of State, Report of Registration, September 4, 2026. 2026 results: Associated Press calls for U.S. House races; state legislative results compiled from Ballotpedia and JoinCalifornia against semi-official returns. District lines: congressional districts are the Proposition 50 (AB 604) map; State Senate and Assembly districts are the 2021 Citizens Redistricting Commission maps.