*Includes portions of Butte, Colusa, Glenn, Lassen, Modoc, Shasta, Siskiyou, Sutter, Tehama, and Yuba counties.
Special Primary Election, June 2, 2026
- Governor's Proclamation for Congressional District 1 Special Election (PDF)
- Congressional District 1, Special Primary Election Calendar (PDF)
- Congressional District 1 Registration Information (as of October 20, 2025, Report of Registration) (PDF)
Candidate Information
- Certified List of Candidates for Congressional District 1 (PDF)
- Congressional District 1 Candidate 10-Year Party Preference History (PDF)
- Order of Candidates on Ballot - Randomized Alphabet Drawing (PDF)
- Qualifications for Running for Congressional District 1 (PDF)
- Ballot Designation Worksheet (PDF)
Voter Information Fact Sheets
- Congressional District 1 – Combined Signature Verification and Unsigned Identification Envelope Statement & Instructions (PDF)
- Congressional District 1 and Primary Election - Combined Signature Verification and Unsigned Identification Envelope Statement & Instructions (PDF)