Steve Daines won with 57.8% of the vote (213,709 votes), ahead of Amanda Curtis with 40.1% (148,184 votes).
The margin between the first two candidates was 17.7 percentage points (65,525 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 17.7 points.
Compared with the previous comparable race in the same area, the party margin moved 21.4 points toward Republicans. The winning party changed.
369,826 votes were counted in this race, for 3 candidates or options.
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