2018Final results
2018 election for California's 15th District
U.S. House · California
Eric Swalwell (D) won with 73.0% of the vote, defeating Rudy L. Peters Jr. (R) by 45.9 points.
Eric SwalwellDemocrat · winner
73.0%177,989
Rudy L. Peters Jr.Republican
27.0%65,940
243,929 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.
Eric SwalwellRudy L. Peters Jr.
$3.1M
Raised by the campaign
$56.8K
$2.5M
Spent by the campaign
$56.8K
$1.7M
Cash on hand
$0
Campaign money: FEC, through Dec 31, 2018; FEC, through Dec 12, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018