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2026 candidates we're tracking in MA-3
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Lori Loureiro Trahan
Democratic
Incumbent
Lori Trahan is the sitting U.S. Representative for this district, per the chamber's current membership roster, and is seeking reelection on the certified September 1 primary list.
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Gary J. Grossi
Republican
Gary J. Grossi is a retired U.S. Army colonel with 29 years of service, including a deployment to Iraq, and worked as a nurse at VA hospitals, per his campaign site. He was born and raised in Cambridge's Corcoran Park housing development, now lives in Acton, a…
About this race
Massachusetts's 3rd Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Massachusetts primary is Tuesday, September 1, 2026, and the general election is Tuesday, November 3, 2026.
Massachusetts primary details → · Massachusetts voter guide →