One of the fifty states
Massachusetts
Your guide to Massachusetts in Congress. Find the people who represent the state and the official information behind their records.
BostonState capital
7,154,0842025 population estimate
11Serving congressional members
U.S. senators
View Senate delegationMember directory
2 members listed
Edward J. Markey
Massachusetts · U.S. SenateDemocrat
Elizabeth Warren
Massachusetts · U.S. SenateDemocratNo matching members
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House representatives
View House delegationMember directory
9 members listed
Ayanna Pressley
Massachusetts · District 7Democrat
Jake Auchincloss
Massachusetts · District 4Democrat
James P. McGovern
Massachusetts · District 2Democrat
Katherine M. Clark
Massachusetts · District 5Democrat
Lori Trahan
Massachusetts · District 3Democrat
Richard E. Neal
Massachusetts · District 1Democrat
Seth Moulton
Massachusetts · District 6Democrat
Stephen F. Lynch
Massachusetts · District 8Democrat
William R. Keating
Massachusetts · District 9DemocratNo matching members
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Historical Massachusetts profiles
Selected former congressional roles preserved in our records. Some people now serve in another chamber. This is not a complete list of everyone who has represented Massachusetts.
- Edward J. Markey — U.S. House
- Joseph P. Kennedy III — U.S. House
Explore the historical congressional archive for records from other states.
Sources & methodology
- United States Congress legislators dataset ↗
unitedstates / GovTrack contributors — Biographical details, terms, official contact details and committees - Vintage 2025 state population estimates ↗
U.S. Census Bureau — July 1, 2025 population estimates for states, DC and Puerto Rico
Dates and coverage differ by source. How we use this data · Suggest a correction