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U.S. Representative · Massachusetts 3rd District
Lori Trahan
DemocratDistrict D+11119th CongressOn the ballot 2026
Typical swing score22#396 of 433 representatives across tracked bills
Contact Lori Trahan’s office
Official D.C. office details from the congress-legislators datasetWashington, D.C. office2233 Rayburn House Office Building Washington DC 20515-2103
Model
Directional: count only breaks toward the other partyWhy do scores change?v3default (selected)v2 model swing-v2
Signals to watch
What in this member’s district, record and ideology could move them, and in which direction. Their score is the same on every bill they haven’t committed to, so these are the things to watch.Could pull them toward Republicans · 1 signal
- StrongBacks 8 Republican-led tracked billsSponsor or active cosponsor of 8 of the 865 tracked bills that were introduced by Republicans: H.R. 452, H.R. 842, H.R. 909, H.R. 979, H.R. 1262 and 3 more.
Keeps them with Democrats · 1 signal
- MediumVotes with House DemocratsNo ideology or scorecard measure places this member toward the Republicans: DW-NOMINATE -0.416 (party median -0.393; rank 123 of 212 by distance toward the Republicans); Heritage Action 0 (avg 1); LCV 100 (avg 96).
Bill-specific inputsVotes on similar past bills and committee seats vary by bill, so they appear in the swing-v3 scores below rather than here.
Term and election
From the congress-legislators datasetOn the ballot 2026
- Current term
- January 3, 2025 – January 3, 2027
- Next election
- November 3, 2026
- Years in office
- 7.8 years
Committees
Seats on a bill’s committee of referral add a in swing-v3- House Committee on Energy and CommerceMinority · 16th in seniority
- Subcommittee on Oversight and Investigations
- Subcommittee on Health
- Subcommittee on Commerce, Manufacturing, and Trade
Voting ideology
first dimension, from VoteviewD median
R median
Trahan← More liberal (−1)More conservative (+1) →
Their score of -0.416 is 0.02 to the left of the House Democratic median (-0.393).
Advocacy scorecards
Their rating vs. the House Democratic average- 119th Congress0House Democratic average: 1 (n=210)
Swing score by bill
swing-v3 · a bill marks a member as committed to itShowing 1–50 of 858 tracked bills, best swing first
| Bill | Their role | Swing score · | |
|---|---|---|---|
| H.R. 5184Affordable HOMES ActSummary on Congress.gov | No position yetNow in the Senate | 43
| Middle |
| H.R. 1346To amend the Clean Air Act with respect to the ethanol waiver for Reid Vapor Pressure under that Act, and for other purposes. |