Slade Gorton won with 51.1% of the vote (944,359 votes), ahead of Mike Lowry with 48.9% (904,183 votes).
The margin between the first two candidates was 2.2 percentage points (40,176 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 2.2 points.
Compared with the previous comparable race in the same area, the party margin moved 4.2 points toward Republicans. The winning party changed.
1,848,542 votes were counted in this race, for 2 candidates or options.
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