Midterm Markets 2026

2026 U.S. Midterms · Prediction markets

Midterm Markets

Prices from Kalshi and Polymarket

The big picture

How the night could end up overall: who holds each chamber, how many seats Republicans end with, and the national House vote. Tap a bar for its exact odds.

Race ratings by market odds

Each race is rated from the leading party's odds. Click a segment to filter the board.

Every race

Click a column to sort, or a row to see every candidate's price on each market.

Ballot measures

The chance each state measure passes. Markets marked thin have a wide bid–ask spread or under $500 traded, so treat their odds as rough.