Collin C Peterson
Democratic
Won 15 consecutive elections (1990–2018)
US HouseState Senate
Electoral Grade
B
+12.3 pts
avg overperformance
Better than 62% of candidates18 graded races
Overperformance vs. state presidential baseline. Incumbents held to a higher bar: Senate/Gov −3 pts, House −2 pts.
21
Races
18-3
W-L (86%)
+16.0
Avg Margin
1976–2020
Career Span
Best: +44.5 (2008 House)Worst: -14.1 (1984 House)
Career Margin Trend21 races
Career Timeline
144,840
Candidate Votes
39.9%
Vote %
363,477
Total Votes
-13.5%
Margin
Electoral Performance
-18.7
Race Score
-20.7
vs. Natl. Baseline
D+7.1
State Pres.