2018 Connecticut Secretary of the State election
The 2018 Connecticut Secretary of the State election took place on November 6, 2018, to elect the next Secretary of the State of Connecticut. Incumbent Democrat Denise Merrill won re-election to a third term.
Democratic primary
Candidates
Nominee
- Denise Merrill, incumbent secretary of the state
Republican primary
Candidates
Nominee
- Susan Chapman, candidate for first selectman of Fairfield in 2017
Third-party candidates and independent candidates
Working Families
The Working Families Party endorsed Merrill, giving her access to a second ballot line.Official designee
- Denise Merrill, incumbent secretary of state
Independent Party of Connecticut
The Independent Party of Connecticut endorsed Chapman, giving her access to a second ballot line.Official designee
- Susan Chapman, candidate for first selectman of Fairfield in 2017
Green Party
Nominee
- S. Michael DeRosa, nominee for secretary of the state in 2006, 2010, and 2014, U.S. House of Representatives from CT-01 in 2012 and 2016, and perennial candidate for state senator from the 1st district
Libertarian Party
Nominee
- Heather Lynn Sylvestre Gwynn
General election
Results
By congressional district
Merrill won all five congressional districts.| District | Merrill | Chapman | Representative |
| 60% | 38% | John B. Larson | |
| 53% | 45% | Joe Courtney | |
| 58% | 40% | Rosa DeLauro | |
| 57% | 42% | Jim Himes | |
| 52% | 46% | Elizabeth Esty | |
| 52% | 46% | Jahana Hayes |