
Lori Trahan
Democrat · MA-3 · U.S. House
Bio
Lori Ann Trahan is an American businesswoman and politician serving as the U.S. representative for Massachusetts's 3rd congressional district since 2019. The district covers Boston's northwestern suburbs, and includes Lowell, Lawrence, Concord, and Trahan's hometown, Westford. A Democrat, she formerly served as chief of staff to Representative Marty Meehan in Massachusetts's 5th congressional district.
Full bio on Wikipedia →Record of service
- In office
- 7.6 years
- First took office
- 2019 (4 terms)
- Seniority
- 207 of 437 by time served
- Age
- 52
- Lowell, MA · 978-459-0101
Service history, offices and identifiers from unitedstates/congress-legislators (public domain). Years served sum each term rather than subtracting the first start date, so a break in service is not counted as time in office.
Reported net worth
- Assets
- $13.6M – $54.7M
- Liabilities
- $5.8M – $20.8M
- Net worth
- −$7.1M – $48.9M
- Since 2019
- +$10.2M
Largest holdings in the 2025 filing · 30 assets reported
Largest first, capped at 40 line items. Each is the asset's reported value bracket, not the income it produced.
From annual financial disclosures, which report every asset and debt as a bracket — so these are ranges, and the figure shown is their midpoint. A primary residence is not a reportable asset while its mortgage is a reportable debt, which pushes some members negative. How this is calculated →
Overall lean (DW-NOMINATE)
Issue profile
Each issue runs left ↔ right, scored from how the member voted on bills tagged to that issue (−1…+1). Issues with too few votes are blank. Overall lean uses DW-NOMINATE.
How they score against the parties
Lori Trahan's voting record compared with each party's national platform, issue by issue — the same similarity score used across the site.
On the political map
Lori Trahan (the large ringed dot) among every current member of Congress and the party platforms.
Each small dot is a current member (Dem · Rep); the larger dots are party platforms — click one for its closest members. Economic axis: taxes, healthcare, labor, energy. Social axis: abortion, guns, immigration, civil rights, crime.
Do you vote like Trahan?
Answer a few questions on the issues and see which members of Congress — and which party — actually line up with you.
Caucuses & committees
Where Trahansits in Congress's own organization — each group's lean is computed from its members' voting records. Explore them all on the caucuses and committees pages.
Caucuses
- Congressional Progressive Caucusstrongly left · 93 members
- New Democrat Coalitionstrongly left · 109 members
- Congressional Hispanic Caucusstrongly left · 40 members
- Congressional Asian Pacific American Caucusstrongly left · 77 members
- Congressional Equality Caucusstrongly left · 153 members
Committees
- House Committee on Energy and Commercecenter · 54 members
Most and least aligned members
Treating Trahan's 14 issue scores as a vector, cosine similarity measures whether two voting records point the same way (+100%) or in opposite directions (−100%) — the colleagues whose records align most and least with theirs.
Recent notable votes
Latest news
Protecting Workers From AI Is Easier Said Than DoneEditor’s Note: Welcome to The TNR Blue Book. It’s our new daily newsletter that covers Congress and much more, but with a distinctly TNR twist: Our focus will be strictly on Democrats, liberal and progressive groups, and the fight to take back power and save …
The New Republic · August 7, 2026
A bipartisan House duo’s final pitch for pre-midterm AI actionA bipartisan House duo is racing against the clock to build consensus around a framework for regulating artificial intelligence — and prove Congress is up to the task of setting guardrails around the rapidly-evolving technology. Reps. Jay Obernolte (R-Calif.…
Biztoc.com · July 27, 2026
ChatGPT’s Daring Escape Forces Dems to Pick a Path on AI LegislationEditor’s Note: Welcome to The TNR Blue Book. It’s our new daily newsletter that covers Congress and much more, but with a distinctly TNR twist: Our focus will be strictly on Democrats, liberal and progressive groups, and the fight to take back power and save …
The New Republic · July 24, 2026
130+ Groups Ask Congress to Reject AI Preemption BillOn Thursday, Demand Progress and 130+ civil society groups sent a letter asking Republican and Democratic congressional leaders to reject legislation that would effectively kill state AI safeguards. The letter warns that the so-called Great American Artificia…
Common Dreams · June 18, 2026
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