2008Final results
2008 election for Washington's 5th District
U.S. House · Washington
Cathy McMorris (R) won with 65.3% of the vote, defeating Mark Mays (D) by 30.6 points.
Cathy McMorrisRepublican · winner
65.3%211,305
Mark MaysDemocrat
34.7%112,382
323,687 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 2008
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.
Mark MaysNo Republican
$105.6K
Raised by the campaign
—
$101K
Spent by the campaign
—
$4.6K
Cash on hand
—
Campaign money: FEC, through Dec 31, 2008.
Source: FEC campaign filingsUpdated Dec 31, 2008