Mark Costello
Republican
Undefeated: 2-0 career record
State SenateState House
Electoral Grade
—
Requires 2+ graded races
2
Races
2-0
W-L (100%)
-88.6
Avg Margin
2012–2016
Career Span
Best: +-78.2 (2016 State Senate)Worst: -99.0 (2012 State House)
Career Margin Trend2 races
Career Timeline
20,012
Candidate Votes
78.2%
Vote %
25,582
Total Votes
-78.2%
Margin