What to know on California's Primary Election Day in San Diego County
Jun 02, 2026
Two candidates for California governor will emerge from a massive field of 61 hopefuls in a state primary on Tuesday, when voters will also select U.S. House nominees using a new map they approved in a 2025 ballot measure.
Also on the ballot is a long list of state and local contests. Polls close
at 8 p.m. PT. Here’s what to know about the election.
The race for California Governor
California’s top-two primary format, where all candidates run on the same ballot regardless of party, has complicated the campaign calculus in several high-profile races, including the one to replace term-limited Democratic Gov. Gavin Newsom. While Democratic candidates often welcome the opportunity to run head-to-head against a Republican in the dark blue state, the number of well-known Democrats in the race threatens to split the vote and inadvertently clear the path for two Republicans to advance to the general election, which would guarantee a Republican governor.
The Democratic field includes former U.S. health secretary Xavier Becerra, former U.S. Rep. Katie Porter, San Jose Mayor Matt Mahan, billionaire 2020 presidential candidate Tom Steyer and former Los Angeles Mayor Antonio Villaraigosa. Republicans vying for the seat include Riverside County Sheriff Chad Bianco and conservative commentator Steve Hilton, who has Trump’s endorsement.
Democrats Eric Swalwell and former state Controller Betty Yee will also appear on the ballot, although both have withdrawn from the race. Swalwell was a top contender in the campaign but withdrew on April 12 following sexual assault allegations he has denied. He resigned from Congress two days later.
Races for control of the U.S. House
In the race for control of the narrowly divided U.S. House, a new congressional map favorable to Democrats has complicated the reelection bids of several Republican House incumbents. Voters approved the new district boundaries in a Nov. 2025 referendum, which was a response to Trump’s initiative in Texas and other states to maximize the number of GOP seats heading into the fall midterm election.
Democrats have a significant advantage over Republicans in statewide races based on their overwhelming support in the populous areas surrounding Los Angeles, San Francisco, Sacramento and San Diego. Republicans tend to perform best in the more sparsely populated areas of northern California and the Central Valley, while running competitively in Southern California suburbs outside of Los Angeles and San Diego. A Republican has not won statewide office in California since 2006.
When to expect results
Results will begin flowing in shortly after the polls close at 8 p.m., including, in many California counties, early voting and mail-in ballots.
Since mail voting tends to favor Democrats and in-person Election Day voting tends to favor Republicans, the release of mail voting results at the start of the night could result in an early lead for Democratic candidates, while Republican candidates may narrow the gap as more Election Day results are counted.
In the 2024 primaries, the earliest results came eight minutes after polls closed. The last vote update of the night was at 6:01 a.m. ET with about 52% of total votes counted. The count reached 99% of total votes about two weeks later on March 20 at 7:47 p.m. ET.
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