Massachusetts U.S. Senate

The Massachusetts U.S. Senate race has 2 tracked candidates in the 2026 election cycle.

Cook PVI

D+15

Last Margin

17.7%

Seat Class

Class 1

Candidates

Democrat Incumbent

Elizabeth Warren

US Senate

The Harvard professor who built a federal agency, ran for president, and became the Senate's most consistent voice on financial regulation and corporate accountability.

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Republican

John Deaton

US Senate

The crypto attorney who ran against Elizabeth Warren in 2024 is back for another Massachusetts Senate race — this time against Ed Markey in a seat that's even more safely Democratic.

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