2018Final results
2018 election for California's 11th District
U.S. House · California
Mark DeSaulnier (D) won with 74.1% of the vote, defeating John Fitzgerald (R) by 48.3 points.
Mark DeSaulnierDemocrat · winner
74.1%204,369
John FitzgeraldRepublican
25.9%71,312
275,681 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Mark DeSaulnierNo Republican
$576K
Raised by the campaign
—
$489K
Spent by the campaign
—
$311.5K
Cash on hand
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Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018