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Washington 2026 election odds on Polymarket

Updated October 6, 2026 at 13:29 UTC · refreshed twice a day · Election Day is November 3, 2026

Polymarket odds for Washington in the 2026 midterms. House: Democrats favoured in 8 and Republicans in 2 of 10 districts with a market.

RaceDemocratRepublicanRatingVolume
House WA-01Suzan DelBene 96.9%Mary Silva 2.2%Safe Democrat$46.3Krace page
House WA-02Rick Larsen 95.7%Edwin Feller 3.0%Safe Democrat$32.5Krace page
House WA-03Marie Gluesenkamp Perez 89.5%John Braun 10.5%Likely Democrat$40.3Krace page
House WA-04John Duresky 6.5%Amanda McKinney 92.5%Likely Republican$57.9Krace page
House WA-05Carmela Conroy 18.1%Michael Baumgartner 80.5%Likely Republican$58.0Krace page
House WA-06Emily Randall 98.8%Teresa Fox 1.1%Safe Democrat$45.0Krace page
House WA-07Pramila Jayapal 97.5%Nirav Sheth 2.0%Safe Democrat$34.6Krace page
House WA-08Kim Schrier 97.5%Spencer Meline 0.4%Safe Democrat$28.9Krace page
House WA-09Adam Smith 96.7%Doug Basler 2.4%Safe Democrat$55.5Krace page
House WA-10Marilyn Strickland 96.6%Chris Chung 2.4%Safe Democrat$37.0Krace 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).

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Polymarket View, “Washington 2026 election odds on Polymarket”, October 6, 2026, https://polymarkettrader.com/odds/2026-elections/washington/ (data: Polymarket, CC BY 4.0).

Frequently asked questions

Who is favoured in Washington's 2026 elections?

Polymarket odds for Washington in the 2026 midterms. House: Democrats favoured in 8 and Republicans in 2 of 10 districts with a market.

How are the ratings set?

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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