Jeff Frese
Candidate for California 10th Congressional District · Republican
On the 2026 ballotChallenger · California 10th Congressional District · Nov 3 General
Ballot status source: California Secretary of State — Certified List of Candidates, November 3, 2026 General Election (certified 2026-08-27): United States Representative District 10 · read Aug 27, 2026
The District
What California 10th Congressional District covers
Covers parts of Contra Costa County and Alameda County.
921 precincts · District lines: Congressional lines: enacted plan "AB 604 Congressional Plan (2025)" (AB 604, Chapter 96, Statutes of 2025; made operative by Proposition 50 (Election Rigging Response Act), approved by voters Nov 4, 2025); 2026 status: In effect for the 2026 elections under Proposition 50 (approved Nov 4, 2025); Official file https://aelc.assembly.ca.gov/system/files/2025-08/ab604.zip
Results
Certified results for California 10th Congressional District
United States Representative District 10
2024 General Election (precinct detail) · Nov 5, 2024| Candidate | Party | Votes | Share |
|---|---|---|---|
| Mark DeSaulnierDemocratic | Democratic | 242,325 | 66.5% |
| Katherine PiccininiRepublican | Republican | 122,219 | 33.5% |
Certified — county Statements of Vote as compiled by the Statewide Database; contest totals compared with the California Secretary of State certified Statement of Vote · Statewide Database
United States Representative District 10
2022 General Election (precinct detail) · Nov 8, 2022| Candidate | Party | Votes | Share |
|---|---|---|---|
| Mark DeSaulnierDemocratic | Democratic | 198,415 | 78.9% |
| Michael Ernest KerrGreen | Green | 52,965 | 21.1% |
Certified — county Statements of Vote as compiled by the Statewide Database; contest totals compared with the California Secretary of State certified Statement of Vote · Statewide Database
United States Representative District 10
2020 General Election (precinct detail) · Nov 3, 2020| Candidate | Party | Votes | Share |
|---|---|---|---|
| Josh HarderDemocratic | Democratic | 166,865 | 55.2% |
| Ted HowzeRepublican | Republican | 135,629 | 44.8% |
Certified — county Statements of Vote as compiled by the Statewide Database; contest totals compared with the California Secretary of State certified Statement of Vote · Statewide Database
Their Money
Campaign finance
- Last Change
- New finance report · Oct 5
- Raised
- Not on file
- Cash on Hand
- Not on file
- Next Report Due
- Q3 Report · Oct 15
View the FilingNewest filing: Miscellaneous Filing · Filed Oct 5 · FEC
Finance Reports
Campaign committee registered; no periodic FEC report on file yet
Checked 2026-09-24: principal campaign committee C00929612 (candidate ID H6CA10187) has no periodic Form 3 report (quarterly or pre-/post-election) covering 2025–26 in the FEC electronic-filing list or the FEC image index, so no receipts, spending or cash on hand have been reported yet. A committee registered after June 30 files its first report with the October Quarterly (due Oct 15, 2026).
Sep 24, 2026 · Official · Federal Election Commission
Filings
- Miscellaneous FilingFEC · 2026View the Filing
Money shows as the filings named here report it. Payees are who the campaign paid; individual contributors are not shown.
The 2026 Field
Who else is running for California 10th Congressional District
- Mark DeSaulnierDemocrat · Incumbent · On the 2026 ballot
The Paper Trail
Filings, results and exhibits
U.S. Representative · CA-10
Republican · Candidate · On the 2026 ballot
Sep 4, 2026 · Official · California Secretary of StateOn the ballot: U.S. Representative, California 10th District — November 3, 2026 general election
Listed on the California Secretary of State's Certified List of Candidates for the November 3, 2026 General Election (certified August 27, 2026), 'United States Representative District 10', as Jeff Frese (Republican), ballot designation "Small Business Owner". Top-two general; opponent: Mark DeSaulnier (Democratic).
Aug 27, 2026 · Official · CA SOS Certified List of Candidates, Nov 3, 2026 General Election · sourceJune 2, 2026 top-two primary, CA-10: 28,671 votes (12.9%), finished second — advances to November
California Secretary of State, Statement of Vote, June 2, 2026 Primary Election, United States Representative, 10th Congressional District, district totals: Mark DeSaulnier (DEM) 132,246; Jeff Frese (REP) 28,671; Katherine Piccinini (REP) 25,487; Angela Griffiths (REP) 14,767; Joshua Hamilton (DEM) 8,797; Mitchell Maisler (DEM) 7,746; Bob Rowland (DEM) 3,867. Total 221,581.
Jun 2, 2026 · Official · CA SOS Statement of Vote, June 2, 2026 Primary · source
Not on file for Jeff yet: Key Votes, Advertising, In Their Words, In the News, Reach Them, Polls. Coverage varies by state and office.
File read Sep 25, 2026. Each item names its source. Record ID p_reytw8833.
GOTV Intel reports are sourced, cited research leads your campaign confirms against the primary record before use. They are never a consumer report and never for employment, credit, insurance, housing or licensure.