MacroVoter House Map Senate Map Governors Map Projected Seats: 52D - 48R 2026 Iowa Senate Election Odds, Polls & RatingsIowa U.S. Senate seat. Republican-held seat. Republicans 60% to Democrats 40%. Rated Toss Up. Even in latest polls (Josh Turek vs Ashley Hinson). Live odds from Polymarket and Kalshi, updated every minute. × − +