Patty Murray won with 52.4% of the vote (1,314,930 votes), ahead of Dino Rossi with 47.6% (1,196,164 votes).
The margin between the first two candidates was 4.7 percentage points (118,766 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 4.7 points.
Compared with the previous comparable race in the same area, the party margin moved 12.2 points toward Republicans.
2,511,094 votes were counted in this race, for 2 candidates or options.
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