Home › 2026 Midterms › By state › Massachusetts
Updated November 4, 2026 at 02:00 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 99.9% (Safe Democrat). Massachusetts's governor race: Maura Healey (Democrat) leads at 99.9%+ (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 99.9% | John Deaton 0.1% | Safe Democrat | $122.5K | race page |
| Governor | Maura Healey 99.9%+ | Michael Minogue <0.1% | Safe Democrat | $355.5K | race page |
| House MA-01 | Richard Neal 98.9% | Republican 1.3% | Safe Democrat | $56.8K | race page |
| House MA-02 | Jim McGovern 99.9%+ | Republican <0.1% | Safe Democrat | $78.0K | race page |
| House MA-03 | Lori Trahan 96.8% | Gary Grossi 2.8% | Safe Democrat | $24.4K | race page |
| House MA-04 | Jake Auchincloss 97.5% | Tom Stalcup 1.7% | Safe Democrat | $49.6K | race page |
| House MA-05 | Katherine Clark 99.8% | Republican 0.9% | Safe Democrat | $39.9K | race page |
| House MA-06 | Dan Koh 98.4% | Micah Jones 1.9% | Safe Democrat | $30.4K | race page |
| House MA-07 | Ayanna Pressley 99.8% | Republican 1.2% | Safe Democrat | $38.4K | race page |
| House MA-08 | Stephen Lynch 97.4% | Robert Burke 2.9% | Safe Democrat | $29.1K | race page |
| House MA-09 | Bill Keating 96.7% | Tyler MacAllister 1.1% | Safe Democrat | $31.1K | race page |
Ratings from the favorite'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
On November 3: election night guide (when polls close, how these markets resolve, what moves the odds).
Quoting these numbers in an article, a paper or a newsletter? Copy this citation and keep the date, because prices move. Tips: how to cite Polymarket odds.
Polymarket View, “Massachusetts 2026 election odds on Polymarket”, November 4, 2026, https://polymarkettrader.com/odds/2026-elections/massachusetts/ (data: Polymarket, CC BY 4.0).
Polymarket odds for Massachusetts in the 2026 midterms. Massachusetts's Senate race: Ed Markey (Democrat) leads at 99.9% (Safe Democrat). Massachusetts's governor race: Maura Healey (Democrat) leads at 99.9%+ (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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