2010Flipped from DemocraticFinal results
2010 election for Pennsylvania's 10th District
U.S. House · Pennsylvania
Tom Marino (R) won with 55.2% of the vote, defeating Christopher Carney (D) by 10.4 points, a seat Democrats won last time.
Tom MarinoRepublican · winner
55.2%110,599
Christopher CarneyDemocrat
44.8%89,846
200,445 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 2010
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.
Christopher CarneyTom Marino
$1.6M
Raised by the campaign
$714.4K
$1.7M
Spent by the campaign
$705.1K
-$8K
Cash on hand
$9.2K
Campaign money: FEC, through Dec 31, 2010.
Source: FEC campaign filingsUpdated Dec 31, 2010