2010Final results
2010 election for Washington's 5th District
U.S. House · Washington
Cathy McMorris (R) won with 63.7% of the vote, defeating Daryl Romeyn (D) by 27.3 points.
Cathy McMorrisRepublican · winner
63.7%177,235
Daryl RomeynDemocrat
36.3%101,146
278,381 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.
Daryl RomeynCathy McMorris
$7.7K
Raised by the campaign
$1.5M
$13.3K
Spent by the campaign
$1.4M
$0
Cash on hand
$413.1K
Campaign money: FEC, through Nov 20, 2010; FEC, through Dec 31, 2010.
Source: FEC campaign filingsUpdated Dec 31, 2010