Ned Lamont won with 55.9% of the vote (704,534 votes), ahead of Bob Stefanowski with 43.1% (542,820 votes).
The margin between the first two candidates was 12.8 percentage points (161,714 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 12.8 points.
Compared with the previous comparable race in the same area, the party margin moved 9.7 points toward Democrats.
1,259,779 votes were counted in this race, for 4 candidates or options.
More races: all races, candidates and analysis.