Margaret Wood Hassan

Official photo of Margaret Wood Hassan
Margaret Wood Hassan
D
U.S. Senator · New Hampshire

Margaret Wood Hassan is the Democrat U.S. Senator from New Hampshire, in office since 2017.

Current term began January 3, 2023. In the Senate since January 3, 2017.

Committee assignments

Committee work shapes much of what happens in the Senate, from hearings to shaping bills before they reach the floor.

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Term and next election

Margaret Wood Hassan holds a Class 3 seat in the United States Senate. Senators serve six-year terms, and the two seats in each state sit in different classes, so they are not up for election in the same year. This seat is next on the ballot in 2028, when voters across New Hampshire choose who fills it.

New Hampshire

Margaret Wood Hassan is one of two U.S. Senators for New Hampshire, who represent the whole state rather than a single district. For the U.S. House delegation, see the New Hampshire congressional districts. To find your own House representative, use the home page lookup.

Washington office: 324 Hart Senate Office Building Washington DC 20510

Frequently asked questions

When is Margaret Wood Hassan next up for election?

This seat is a Class 3 Senate seat, next up for election in 2028. Every voter in New Hampshire takes part in that race.

What committees does Margaret Wood Hassan serve on?

Margaret Wood Hassan serves on the Senate Committee on Finance, Senate Committee on Health, Education, Labor, and Pensions, Senate Committee on Homeland Security and Governmental Affairs, Senate Committee on Veterans' Affairs, Joint Economic Committee.

How do I contact Margaret Wood Hassan?

You can reach the office of Margaret Wood Hassan by phone at 202-224-3324 or through the official U.S. Senate website. The Washington office is at 324 Hart Senate Office Building Washington DC 20510.

Related on this site

Last updated July 10, 2026.

Data last checked September 26, 2026.

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