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Cartoon editorial illustration of the U.S. Capitol with Democratic and Republican symbols balancing House and Senate control in the 2026 midterms

Balance of Power: 2026 Midterms — Polymarket Odds, House & Senate Forecast

September 4, 2026 PredictBoy

Polymarket currently leans toward a Democratic sweep, but the Senate remains structurally harder for Democrats than the House. PredictBoy’s framework gives a slight edge to a Democratic House with a Republican Senate.