Iowa
Chance of winning
Rob Sand
94%
Democrat · Model range 93–95%
Zach Lahn
6%
Republican · Model range 5–7%
Forecast
Forecast margin
Sand +8.4
Poll average
Sand +8.5
13 polls · latest Sep 20
Cook Political Report
Lean D
Inside Elections
Tilt D
Sabato’s Crystal Ball
Lean D