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Who is my U.S. representative in MA-03?
Your U.S. representative for Massachusetts’ 3rd Congressional District (MA-03) is Lori Trahan (Democrat). She has represented MA-03 since 2019. trahan.house.gov +1 MA-03 includes communities such as Lowell, Lawrence, Haverhill, Methuen, Westford, Chelmsford, and surrounding towns in north-central/northeastern Massachusetts. trahan.house.gov You can contact her congressional office through her official House website: Congresswoman Lori Trahan official site trahan.house.gov
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Lori Trahan as the U.S. representative for MA-03, matching the ground truth, and cites her official House website.
Human
not reviewed
Final
accurate
Ground truth
representative: Lori Trahan
clerk.house.gov 100
as of 2026-07-07