Add as a preferred source on GoogleMarkets Put Democrats' Chance to Control Both Chambers at 74% to 78%
Polymarket and Kalshi had more than $158 million in combined volume; separate Senate markets gave three Democratic candidates odds between 73% and 78%.
Prediction markets on Kalshi and Polymarket put Democrats’ chances of winning control of the House and Senate in the 2026 midterms at 74% to 78%, with combined trading volume above $158 million.
Polymarket displayed a 78% probability for Democrats to control both chambers, with more than $58 million in related market volume. Kalshi’s figure was 74%, with contract volume above $100 million. Combined, the two volume figures exceeded $158 million.
Separate Senate markets showed odds of 74% to 76% for James Talarico to win in Texas, 73% for Troy Jackson in Maine and 78% for Abdul El-Sayed in Michigan. Those contracts tracked individual Senate contests, while the chamber markets covered control of both the House and Senate.
The percentages express market estimates for election outcomes. The 2026 midterm election is scheduled for Nov. 3.
Enna Lee
ReporterEnna Lee reports on investing and digital-asset markets for TokenPost. Send corrections or tips to info@tokenpost.com.