MA-03 House Election Margin of Victory

Polymarket traders put "Democrat 30-35%" at 24.0% on "MA-03 House Election Margin of Victory". Down 0.5%p from yesterday. $52 traded in the last 24 hours. There are 10 possible outcomes. It resolves on Nov 4.

Most likely right now
Democrat 30-35%
▼0.524%
PoliticsVol $52Total volume $9.3KLiquidity $97Kin 24 days (Nov 4)
Current probability

Oct 11 · right column is the 24-hour change (pp)

0%50%100%
Democrat 30-35%
24.0%
▼0.5
Democrat 35-40%
23.0%
▼4.0
Democrat 40-45%
22.0%
–
Democrat 45%+
11.2%
▲1.8
Democrat 25-30%
8.50%
–
Democrat 20-25%
5.50%
–
Democrat 15-20%
0.60%
–
Republican Wins
0.50%
–
Democrat 5-15%
0.45%
–
Democrat 0-5%
0.40%
–

Probability over time

Democrat 30-35%
Democrat 35-40%
Democrat 40-45%
Democrat 45%+
Democrat 25-30%
Democrat 20-25%
02550751008/259/79/159/2310/110/910/11
2026-08-25 ~ 2026-10-11 · y-axis %

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Probabilities are Polymarket trade prices, formed by participants betting real money. They are not official forecasts and are a poor basis for investment decisions.