2018Final results
2018 election for Connecticut Secretary of State
Secretary of State · Connecticut
Denise Merrill (D) won with 55.9% of the vote, defeating Susan Chapman (R) by 13.4 points.
Denise MerrillDemocrat · winner
55.9%764,067
Susan ChapmanRepublican
42.5%580,779
S. Michael DerosaOther party
0.9%12,466
Heather Lynn Sylvestre GwynnLibertarian
0.8%10,356
1,367,668 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
The candidates
Denise Merrill (D)Susan Chapman (R)
Also on the ballot: S. Michael Derosa (Other party), 0.9%; Heather Lynn Sylvestre Gwynn (Libertarian), 0.8%
Also on this ballot here
| U.S. Senate | D+20.2 |
| Governor | D+3.2 |
| Attorney General | D+6.0 |
| Treasurer | D+11.4 |
| Comptroller | D+11.9 |
Results within this state. Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET