Home › 2026 Midterms › By state › Massachusetts
Updated September 24, 2026 at 17:34 UTC · refreshed twice a day · Election Day is November 3, 2026
Polymarket odds for Massachusetts in the 2026 midterms. Massachusetts's Senate race: Ed Markey (Democrat) leads at 97.9% (Safe Democrat). Massachusetts's governor race: Maura Healey (Democrat) leads at 95.7% (Safe Democrat). House: Democrats favoured in 9 and Republicans in 0 of 9 districts with a market.
| Race | Democrat | Republican | Rating | Volume | |
|---|---|---|---|---|---|
| Senate | Ed Markey 97.9% | John Deaton 1.9% | Safe Democrat | $48.4K | race page |
| Governor | Maura Healey 95.7% | Michael Minogue 2.9% | Safe Democrat | $94.9K | race page |
| House MA-01 | Richard Neal 95% | Republican 4.5% | Safe Democrat | $52.1K | race page |
| House MA-02 | Jim McGovern 94.5% | Republican 4.5% | Likely Democrat | $73.1K | race page |
| House MA-03 | Lori Trahan 96.3% | Gary Grossi 2.2% | Safe Democrat | $23.3K | race page |
| House MA-04 | Jake Auchincloss 97.2% | Tom Stalcup 0.9% | Safe Democrat | $47.5K | race page |
| House MA-05 | Katherine Clark 96.8% | Republican 2.2% | Safe Democrat | $37.3K | race page |
| House MA-06 | Dan Koh 95.5% | Micah Jones 3.3% | Safe Democrat | $27.2K | race page |
| House MA-07 | Ayanna Pressley 97.9% | Republican 1.9% | Safe Democrat | $36.5K | race page |
| House MA-08 | Stephen Lynch 97% | Robert Burke 1.7% | Safe Democrat | $27.7K | race page |
| House MA-09 | Bill Keating 95% | Tyler MacAllister 4.5% | Safe Democrat | $23.3K | race page |
Same races on Kalshi: Senate: Democrat 98.2% / Republican 1.4% · Governor: Democrat 95.3% / Republican 5.1% (midpoint of bid and ask).
Ratings from the favourite's price: safe 95%+, likely 80–95%, lean 60–80%, toss-up below 60%. Prices are Polymarket share prices read as probabilities, not polls. Educational information, not betting advice.
National picture: 2026 midterm forecast · Senate forecast · House forecast · Governor forecast
Polymarket odds for Massachusetts in the 2026 midterms. Massachusetts's Senate race: Ed Markey (Democrat) leads at 97.9% (Safe Democrat). Massachusetts's governor race: Maura Healey (Democrat) leads at 95.7% (Safe Democrat). House: Democrats favoured in 9 and Republicans in 0 of 9 districts with a market.
From the favourite's price in each race's Polymarket winner market: 95% or more is safe, 80–95% likely, 60–80% lean and below 60% a toss-up. Market prices, not polls.
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