2024Final results
2024 election for California's 39th District
U.S. House · California
Mark Takano (D) won with 56.7% of the vote, defeating David Serpa (R) by 13.4 points.
Mark TakanoDemocrat · winner
56.7%130,151
David SerpaRepublican
43.3%99,415
229,566 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 3:26 AM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 3:26 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Mark TakanoDavid Serpa
$1.3M
Raised by the campaign
$56.4K
$1.5M
Spent by the campaign
$56.1K
$269.2K
Cash on hand
$300
Campaign money: FEC, through Dec 31, 2024.
Source: FEC campaign filingsUpdated Dec 31, 2024