Stephanie Herseth Sandlin
Democratic
House candidate from South Dakota
US House
Electoral Grade
A-
+25.9 pts
avg overperformance
Better than 80% of candidates2 graded races
Overperformance vs. state presidential baseline. Incumbents held to a higher bar: Senate/Gov −3 pts, House −2 pts.
2
Races
1-1
W-L (50%)
+16.4
Avg Margin
2008–2010
Career Span
Best: +35.1 (2008 House)Worst: -2.2 (2010 House)
Career Margin Trend2 races
Career Timeline
146,589
Candidate Votes
45.9%
Vote %
319,426
Total Votes
-2.2%
Margin
Electoral Performance
+8.2
Race Score
+6.2
vs. Natl. Baseline
D-8.4
State Pres.