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California's 45th Congressional District (CA-45)
California's 45th Congressional District is represented by Derek Tran (D), in office since 2025. One of 52 House seats in California; on the ballot November 3, 2026 like every House seat.
Data as of September 21, 2026. Boundaries from the U.S. Census Bureau (119th Congress).
Quick Answer
- Representative
- Derek Tran (D) — since 2025
- Term Ends
- January 3, 2027 — 99 days
- Next Election
- November 3, 2026 — rated Lean Democratic
- California Primary
- June 2, 2026
- Senators
- Adam Schiff (D), Alex Padilla (D)
- Land Area
- 104 sq mi
Who Represents CA-45?
Democratic · in office since 2025 · 1 yr in Congress · term ends January 3, 2027
Committees: Armed Services Committee, Small Business Committee
Voting record this session: cast 314 of 314 roll calls (100.0% participation), with the Democratic majority on 94.8% of party-divided votes. Full record →
California's two senators, who represent the whole state including this district: Adam Schiff D and Alex Padilla D.
Map of CA-45
California's 45th Congressional District within California. Current boundaries — the lines used to elect the 119th Congress.
CA-45 in the 2026 Election
Every House seat is on the ballot on November 3, 2026, CA-45 included. California held its primary on June 2, 2026. Sabato's Crystal Ball (Sept. 10, 2026) rates the race Lean Democratic, a Democratic-held seat.
Districts Bordering CA-45
Computed from the shared boundaries in the Census geometry. 5 in California.
- CA-38 — Linda Sánchez D
- CA-40 — Young Kim R
- CA-42 — Robert Garcia D
- CA-46 — J. Correa D
- CA-47 — Dave Min D
Frequently Asked Questions
Who is the representative for California's 45th Congressional District?
Derek Tran (Democratic) represents CA-45 as of September 21, 2026. In office since 2025; current term ends January 3, 2027.
When is the next election for CA-45?
November 3, 2026 — every House seat is up every two years. California's primary was June 2, 2026. Sabato's Crystal Ball (Sept. 10, 2026) rates the race Lean Democratic.
How many congressional districts does California have?
52, under the 2020 census apportionment in effect until 2033. CA-45 is the 45th of them. See the full California delegation at congresscountdown.com/states/california.
Who are the senators for CA-45?
Senators represent the whole state, so CA-45's senators are California's: Adam Schiff (D) and Alex Padilla (D).
Related Resources
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How districts are drawn, redistricting, apportionment, and finding your district.
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Live balance of power — the Senate map, what each party needs, and results as races are called.