Democrats win the 2026 Iowa governor race
Will the Democratic nominee win the 2026 Iowa governor race?
EHIQ reads a lower probability than Polymarket by 24.9pp. What settles it: Venue settlement on the AP race call. · resolves 2026-11-03.
Provenance: EHIQ registered 55% on Sep 2, 2026, market was 77% at open.
+The argument — why we think itthe thesis and the reasoning behind the call
Repriced 2026-10-10 on the 10/06 KWQC/St. Ambrose debate. Speakers were separated by voice (98% of candidate words attributed, 7/7 press-quote checks); Sand's momentum read -0.23 against Lahn's -0.87, a 0.64 margin for Sand. The 20-race calibration maps that to 61.6% for the Democratic nominee, up from our earlier 55%. The move is toward the market; we stay below it because Iowa voted R+13 for president in 2024 and open seats in states this red have tended to close toward the federal lean. Caveat: debate-against-debate reads are untested, and voice attribution is new to a stamped call.
- •Debate spot read 10/06: Sand -0.23 vs Lahn -0.87 (margin 0.64)
- •Moved toward the market from 0.55
- •R+13 state; open seats close toward the federal lean
+The evidence — markets, embeds, data notestracked markets, embed code, and the as-of/liveness detail
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