Projected Seats: 52D - 48R

2026 Massachusetts Senate Election Odds, Polls & Ratings

Massachusetts U.S. Senate seat. Democrat-held seat. Democrats 98% to Republicans 2%. Rated Solid D. D+20 in latest polls (Ed Markey vs John Deaton). Live odds from Polymarket and Kalshi, updated every minute.

Massachusetts Senate

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Market Data

Polling Data

Data from Polymarket, Kalshi, Cook Political Report, Sabato's Crystal Ball, Inside Elections, Race to the WH, and 270toWin. Contact

Market Data

Polling Data