2024Flipped from DemocraticFinal results
2024 election for New Hampshire Senate District 18
New Hampshire State Senate · New Hampshire
Victoria Sullivan (R) won with 51.4% of the vote, defeating Donna M. Soucy (D) by 2.9 points, a seat Democrats won last time.
Victoria SullivanRepublican · winner
51.4%13,289
Donna M. SoucyDemocrat
48.5%12,541
25,848 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET