2012Final results
2012 election for California's 47th District
U.S. House · California
Alan S. Lowenthal (D) won with 56.6% of the vote, defeating Gary Delong (R) by 13.1 points.
Alan S. LowenthalDemocrat · winner
56.6%130,093
Gary DelongRepublican
43.4%99,919
230,012 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2012
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Alan S. LowenthalGary Delong
$1.2M
Raised by the campaign
$1.4M
$1.2M
Spent by the campaign
$1.4M
$39.7K
Cash on hand
$20.9K
Campaign money: FEC, through Dec 31, 2012.
Source: FEC campaign filingsUpdated Dec 31, 2012