John Barrasso won with 73.9% of the vote (185,250 votes), ahead of Tim Chesnut with 21.2% (53,019 votes).
The margin between the first two candidates was 52.8 percentage points (132,231 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 52.8 points.
Compared with the previous comparable race in the same area, the party margin moved 1.4 points toward Republicans.
250,609 votes were counted in this race, for 4 candidates or options.
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