Joseph R. Biden Jr. won with 60.1% of the vote (147,831 votes), ahead of John M. Burris with 39.9% (98,101 votes).
The margin between the first two candidates was 20.2 percentage points (49,730 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 20.2 points.
Compared with the previous comparable race in the same area, the party margin moved 31.2 points toward Democrats. The winning party changed.
245,932 votes were counted in this race, for 2 candidates or options.
More races: all races, candidates and analysis.