Joseph I. Lieberman won with 49.7% of the vote (564,095 votes), ahead of Ned Lamont with 39.7% (450,844 votes).
The margin between the first two candidates was 10.0 percentage points (113,251 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 30.1 points.
Compared with the previous comparable race in the same area, the party margin moved 4.1 points toward Republicans. The winning party changed.
1,134,777 votes were counted in this race, for 5 candidates or options.
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