Jim Risch won with 57.7% of the vote (371,744 votes), ahead of Larry Larocco with 34.1% (219,903 votes).
The margin between the first two candidates was 23.5 percentage points (151,841 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 23.5 points.
Compared with the previous comparable race in the same area, the party margin moved 75.6 points toward Democrats.
644,780 votes were counted in this race, for 5 candidates or options.
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