Dave McCormick won with 48.8% of the vote (3,399,295 votes), ahead of Robert P. Casey Jr. with 48.6% (3,384,180 votes).
The margin between the first two candidates was 0.2 percentage points (15,115 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 0.2 points.
Compared with the previous comparable race in the same area, the party margin moved 5.1 points toward Republicans. The winning party changed.
6,963,137 votes were counted in this race, for 5 candidates or options.
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