99chambers

New Hampshire State Senate · 2026 general · all 24 seats

Democrats win a majority in the New Hampshire State Senate

Democrats hold 15 seats and Republicans 9; 13 make a majority. 7 seats changed party.

13 for a majorityBefore the electionD 8R 16AfterD 15R 9D +7 · R −7

7 seats flipped to Democrats0 to Republicans

Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 3:01 PM ET

7Seats flipped7 to Democrats, 0 to Republicans
6Incumbents defeatedIn the general election
2Open seatsNo incumbent on the ballot
0Uncontested seats0 Democratic, 0 Republican
8Decided by under 5 pointsCalled and uncalled
D +15.1Median swingContested districts, from the last race on the same lines

Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 3:01 PM ET

Every race, by how close it was

All 23 races by the winner’s margin, D − R. The shaded band holds the 7 races decided by under 5 points. Ringed dots flipped; amber dots are still being counted.

  • Democratic
  • Republican
  • Counting
  • Flipped
  • Under 5 points
R+50R+30R+10D+10D+30D+50ClosestSD-8 R+1.6Widest flip to DSD-11 D+16.1

Unofficial returns. Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 3:01 PM ET

Seats that flipped

Districts that elected the other party.

Incumbents who lost

Members defeated in the general election.

Closest called races

Smallest winning margins.

Biggest swings

Change in margin from the last race on the same lines.

Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 3:01 PM ET

How far each district moved

Change in each contested district’s margin from the previous election, in 2-point bins. The median district moved D +15.1.

05D+8D+10D+13D+15D+18D+20Median D +15.1

23 contested districts; districts uncontested in either election are left out.

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)

New Hampshire State Senate in other elections

Also on this ballot

Sources