Robert Henderson
Republican
State House candidate from Iowa
State House
Electoral Grade
—
Requires 2+ graded races
2
Races
1-1
W-L (50%)
-6.3
Avg Margin
2016–2022
Career Span
Best: +2.3 (2016 State House)Worst: -14.8 (2022 State House)
Career Margin Trend2 races
Career Timeline
4,849
Candidate Votes
57.4%
Vote %
8,454
Total Votes
-14.8%
Margin