2022Final results
2022 election for California's 48th District
U.S. House · California
Darrell Issa (R) won with 60.4% of the vote, defeating Stephen Houlahan (D) by 20.7 points.
Darrell IssaRepublican · winner
60.4%154,952
Stephen HoulahanDemocrat
39.6%101,790
256,742 votes
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET
The seat over time
D − R margin in this seat's races around 2022
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Stephen HoulahanDarrell Issa
$71.6K
Raised by the campaign
$2.3M
$61.3K
Spent by the campaign
$2M
$11.2K
Cash on hand
$617.6K
Campaign money: FEC, through Dec 31, 2022.
Source: FEC campaign filingsUpdated Dec 31, 2022