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Federal · Statewide General Election

United States Representative, District 10

Draft candidate list — early preview until the state’s official list publishes on August 27, 2026.

On the ballot

Mark DeSaulnier — Democratic
Jeff Frese — Republican

This person holds your district's seat in the U.S. House of Representatives (2-year term).

Record in office

Mark DeSaulnier (Democratic) has served in the U.S. House since 2015 and has sponsored 21 bills in the 119th Congress; 2 of their career bills have become law. Jeff Frese has not served in the California Legislature or U.S. Congress; these records cover only those offices. Per Congress.gov and the public-domain congress-legislators roster, retrieved 2026-08-03.

Record details

DeSaulnier — Committees: Education and Workforce; Ethics; Transportation and Infrastructure DeSaulnier — HR 606 (2018): To designate the facility of the United States Postal Service located at 1025 Nevin Avenue in Richmond, California, as the "Harold D. McCraw, Sr., Post Office Building". DeSaulnier — HR 1719 (2018): John Muir National Historic Site Expansion Act Committee assignments and the most recently signed-into-law bills each record-holder lead-authored, from the official legislative record.

Financial info

Individuals
PACs & committees

Mark DeSaulnier

$567,258 raised

Individuals$260,66546%
PACs & committees$304,98354%

Jeff Frese has no fundraising on file with the FEC.

Total raised is all receipts for the 2026 cycle; the breakdown lists direct contributions, so the pieces can sum below the total. Figures are FEC filings through June 30, 2026, per the FEC bulk campaign-finance summaries, retrieved 2026-08-03.

June 2 primary — how they advanced

Mark DeSaulnier (Democratic)59.7% · 132,246 votes

Jeff Frese (Republican)12.9% · 28,671 votes

Katherine Piccinini (Republican)11.5% · 25,487 votes

Angela Griffiths (Republican)6.7% · 14,767 votes

Joshua Hamilton (Democratic)4.0% · 8,797 votes

Mitchell Maisler (Democratic)3.5% · 7,746 votes

Bob Rowland (Democratic)1.7% · 3,867 votes

Source review: Very strong (98/100) · 4 cited sources

Official records anchor this contest, with multiple sources checked.

sos.ca.gov (opens in a new tab)CA Secretary of State — Statement of Vote, June 2, 2026 primary (certified 2026-07-10)
unitedstates.github.io (opens in a new tab)congress-legislators — current members of Congress (unitedstates project)
api.congress.gov (opens in a new tab)Congress.gov — member sponsored legislation (Library of Congress)
fec.gov (opens in a new tab)FEC — 2026 House & Senate current-campaign financial summaries (bulk data)

Last updated August 3, 2026.