Mark Johnston
Republican
State Senate candidate from South Dakota
State Senate
Electoral Grade
—
Requires 2+ graded races
1
Races
1-0
W-L (100%)
-12.5
Avg Margin
2012
Career Span
Best: +-12.5 (2012 State Senate)Worst: -12.5 (2012 State Senate)
Career Timeline
5,902
Candidate Votes
56.3%
Vote %
10,490
Total Votes
-12.5%
Margin