U.S. Senate
Margaret Wood Hassan
Senator for New Hampshire (junior)
Party: Democrat
In office since January 3, 2017
Official portrait, Biographical Directory of the United States Congress, via unitedstates/images
How to reach Margaret Wood Hassan
Washington, D.C. office
324 Hart Senate Office Building Washington DC 20510State offices
- Berlin168 Main Street, Lower Level, Berlin City Hall, Berlin, NH 03570(603) 752-6190
- Manchester1589 Elm Street, Third Floor, Manchester, NH 03101(603) 622-2204
- Portsmouth14 Manchester Square, Suite 281, Portsmouth, NH 03801(603) 433-4445Hours: By appointment only
- Concord53 Pleasant Street, James C. Cleveland Federal Building, Concord, NH 03301(603) 622-2204Hours: By appointment only
Source: unitedstates/congress-legislators, U.S. Senate, senators contact information.
Checked against more than one source
| Item | Result | Values by source |
|---|---|---|
| Phone | agree | cl: (202) 224-3324 senate-xml: (202) 224-3324 |
| Website | agree | cl: https://www.hassan.senate.gov senate-xml: https://www.hassan.senate.gov |
| Washington address | agree | cl: 324 Hart Senate Office Building Washington DC 20510 senate-xml: 324 Hart Senate Office Building Washington DC 20510 |
| Party label | agree | cl: Democrat senate-xml: D |
Voting and bill activity
Bills sponsored
59
119th Congress
Bills cosponsored
342
same period
Sponsored bills that became law
0
same period
Bills source: GovInfo bulk data, Bill Status, through November 14, 2026.
Newest bills sponsored
- State Strategic Stockpile Act of 2026Introduced September 30, 2026
- A resolution expressing the sense of the Senate that the advertisements promoting President Donald Trump that aired in September 2026, which included the direct language "paid for by the U.S. Government," should not be paid for by the United States Government.Introduced September 29, 2026
- Keep Food Containers Safe from PFAS Act of 2026Introduced September 24, 2026
- Protecting Biotechnology and Biomanufacturing as Critical Infrastructure ActIntroduced September 24, 2026
- A resolution supporting the designation of September 18, 2026, as "National Concussion Awareness Day".Introduced September 23, 2026
Committees
Committees
- Joint Economic CommitteeRanking Member
- Senate Committee on FinanceMember
- Senate Committee on Health, Education, Labor, and PensionsMember
- Senate Committee on Homeland Security and Governmental AffairsMember
- Senate Committee on Veterans' AffairsMember
Subcommittees
- Border Management, Federal Workforce, and Regulatory AffairsMember
- Employment and Workplace SafetyMember
- Energy, Natural Resources, and InfrastructureMember
- Health CareRanking Member
- Permanent Subcommittee on InvestigationsMember
- Primary Health and Retirement SecurityMember
- Taxation and IRS OversightMember
Source: unitedstates/congress-legislators, as of 2026-11-14.
Campaign finance filings
Totals reported to the Federal Election Commission by the member’s campaign committee, one row per two-year cycle. They are figures as filed and say nothing about votes.
| Cycle | Total receipts | Total disbursements | Cash on hand at end | From individuals | Covers filings through | Record |
|---|---|---|---|---|---|---|
| 2026 | $3,178,840 | $2,126,560 | $2,003,014 | $2,468,973 | September 30, 2026 | FEC page |
| 2024 | $2,900,608 | $2,073,974 | $950,734 | $1,994,702 | December 31, 2024 | FEC page |
| 2022 | $37,045,597 | $39,201,167 | $124,100 | $32,011,402 | December 31, 2022 | FEC page |
Source: Federal Election Commission, all candidates summary bulk files. Period: cycles 2026, 2024, 2022.
Sources and period
unitedstates/congress-legislators
Period: 2026-11-14 · Release: September 24, 2026 · Refreshed: as members change · Terms: public domain (CC0 1.0)
U.S. Senate, senators contact information
Period: 2026-11-14 · Release: November 10, 2026 · Refreshed: as members change · Terms: U.S. government work
unitedstates/images, official portraits
Period: 2026-11-14 · Refreshed: as members change · Terms: public domain
GovInfo bulk data, Bill Status
Period: 119th Congress to 2026-11-14 · Release: November 14, 2026 · Refreshed: daily · Terms: U.S. government work; CRS summaries are public domain
Federal Election Commission, all candidates summary bulk files
Period: 2025-2026, 2023-2024, 2021-2022 through 2026-10-22 · Release: October 22, 2026 · Refreshed: rolling, per filing · Terms: public record; contributor names and addresses are not used
Census Bureau, American Community Survey 1-year, table-based summary file
Period: 2025 · Release: October 29, 2026 · Refreshed: annual · Terms: U.S. government work; cite the Census Bureau
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