Primary
Democratic Primary
Held June 2, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Derek Tran ✓ | 86,184 | 53.8% |
Republican Primary
Held June 2, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Chuong V. Vo ✓ | 24,591 | 15.3% | |
| Chi "Charlie" Nguyen | 18,846 | 11.8% | |
| Tom Vo | 13,643 | 8.5% | |
| Mark Leonard | 9,516 | 5.9% | |
| Amy Phan West | 7,526 | 4.7% |
Full calendar and every race: California primary guide
Race Overview
Candidates
Average is the unweighted mean of the last three scientific public polls. Fewer than three uses the polls that exist. The rating uses that average when the newest poll ended in the last 30 days. The table lists the polls in that average, plus the most recent 30 days or the newest 3 polls, whichever is more. How accurate is each pollster? →
No polls in the last 90 days.
Questions About This Race
Is the 2026 CA-45 House race competitive?
the expert consensus currently rates this race Tilt D.
When is the 2026 CA-45 House race decided?
Election Day is Tuesday, November 3, 2026.
How is the PollingSource average calculated?
The PollingSource average is the unweighted mean of the last three scientific public polls, or fewer when fewer exist. One poll sets the rating when it ended in the last 30 days. We do not exclude pollsters. The table lists recent polls, including ones older than those three. Full details: pollingsource.com/methodology.
Race Notes
Orange County; flipped D 2024
Independent Expenditures Updated just now
Top Spenders
- RISING TIDE COLLECTIVE Dem-aligned $100,000
- ORANGE COUNTY PAC Dem-aligned $11,283
- HEALTH CARE SAVES LIVES Dem-aligned $6,200
- THE CONSERVATIVE CAUCUS DBA AMERICANS FOR CONSTITUTIONAL LIBERTY GOP-aligned $4,552
- GIVEGREEN UNITED ACTION Dem-aligned $615
- INDIGO PAC Dem-aligned $317
- COURAGE CALIFORNIA SUPER PAC Dem-aligned $156
- PLANNED PARENTHOOD OF ORANGE AND SAN BERNARDINO COUNTIES' COMMUNITY ACTION FUND PAC Dem-aligned $65
- PLANNED PARENTHOOD ADVOCACY PROJECT LOS ANGELES COUNTY ACTION FUND Dem-aligned $38
- SIERRA CLUB INDEPENDENT ACTION Dem-aligned $10
Full outside-spending research — every committee, every race →
Race News
No news coverage yet for this race.
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