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Member brief · 119th Congress

Sen. Margaret Wood Hassan

D · Democrat · U.S. Senator, New Hampshire1

In Congress
Since 2017 · 9 years
 Next election
Nov 7, 2028
 Committee leadership
Ranking Member, Joint Economic Committee
Ranking Member, Health Care

CommitteesRanking Member, Joint Economic Committee; Finance; Health, Education, Labor, and Pensions; Homeland Security and Governmental Affairs +1 more2

Participation3

98 / 100

Chamber median 98
902 of 916 roll calls

Party unity3

87 / 100

Chamber median 99
on 828 party-line votes

Cross-party agreement3

18 / 100

Chamber median 9
on 881 contested votes

Ideology score4

−0.23

Chamber median +0.32
−1 left · +1 right

Notable votes and votes by issue

In the full brief: five notable recent votes chosen by a fixed rule (most recent breaks with party first), each with the member’s vote, the party’s position and a source, plus how often Hassan votes with the party on each issue.

Full briefs are part of Oathstar Pro. Team plans add alignment with your own scorecard and your PAC’s giving.

Money and lobbying

In the full brief: how many of Hassan’s PACs belong to organizations that lobbied on bills Hassan voted on or cosponsored, with the dollars beside the chamber median; the top bills; campaign totals and the top PACs.

Full briefs are part of Oathstar Pro.

Votes most like5

D Jeanne Shaheen NH 94% of 845
D Jacky Rosen NV 92% of 867
D Ruben Gallego AZ 92% of 768

Share of roll calls both voted on where they voted the same way.

Next race

Nov 7, 2028 · Seat next on the ballot in 20281

Data as of Nov 11, 2026 · votes through Nov 9, 2026 · Method: https://oathstar.com/methodology · Live profile: https://oathstar.com/people/margaret-wood-hassan

  1. 1. Member record and terms: congress.gov; unitedstates/congress-legislators, retrieved 2026-11-11. www.congress.gov/people/H001076
  2. 2. Committees: unitedstates/congress-legislators, retrieved 2026-11-11. github.com/unitedstates/congress-legislators
  3. 3. Participation, party unity, cross-party agreement, votes by issue: Oathstar from Voteview roll calls, 119th Congress, retrieved 2026-11-11. voteview.com/person/41702
  1. 4. Ideology: DW-NOMINATE first dimension, Voteview, 119th Congress. voteview.com/person/41702
  2. 5. Votes most like: Oathstar from Voteview roll calls, 119th Congress. voteview.com/data

Prepared with Oathstar · oathstar.com

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