2018Final results
2018 election for New Hampshire Senate District 16
New Hampshire State Senate · New Hampshire
Kevin J. Cavanaugh (D) won with 52.2% of the vote, defeating David Boutin (R) by 4.6 points.
Kevin J. CavanaughDemocrat · winner
52.2%12,990
David BoutinRepublican
47.6%11,853
24,878 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