Brien McMahon
Democratic
Undefeated: 2-0 career record
US Senate
Electoral Grade
B-
+4.5 pts
avg overperformance
Better than 49% of candidates2 graded races
Overperformance vs. state presidential baseline. Incumbents held to a higher bar: Senate/Gov −3 pts, House −2 pts.
2
Races
2-0
W-L (100%)
+4.9
Avg Margin
1944–1950
Career Span
Best: +5.1 (1950 Senate)Worst: 4.7 (1944 Senate)
Career Margin Trend2 races
Career Timeline
453,646
Candidate Votes
51.7%
Vote %
877,827
Total Votes
+5.1%
Margin
Electoral Performance
+9.7
Race Score
+6.7
vs. Natl. Baseline
D-1.6
State Pres.