2018Final results
2018 election for Connecticut Senate District 12
Connecticut State Senate · Connecticut
Christine Cohen (D) won with 51.4% of the vote, defeating Adam Greenberg (R) by 2.7 points.
Christine CohenDemocrat · winner
51.4%25,265
Adam GreenbergRepublican
48.6%23,933
49,198 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: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET