Michael Rounds
Republican
Undefeated: 5-0 career record
US SenateGovernorState Senate
Electoral Grade
B-
+2.6 pts
avg overperformance
Better than 46% of candidates4 graded races
Overperformance vs. state presidential baseline. Incumbents held to a higher bar: Senate/Gov −3 pts, House −2 pts.
5
Races
5-0
W-L (100%)
-28.5
Avg Margin
1998–2020
Career Span
Best: +-14.8 (2002 Governor)Worst: -49.9 (1998 State Senate)
Career Margin Trend5 races
Career Timeline
276,232
Candidate Votes
65.7%
Vote %
420,219
Total Votes
-31.5%
Margin
Electoral Performance
+8.3
Race Score
+5.3
vs. Natl. Baseline
D-26.2
State Pres.