Bethany Mann vs. Bob Onder polls and 2026 forecast (Missouri's 3rd District)
Our forecast gives Bob Onder (R) a >99% chance of winning (rating: Safe R), as of October 16, 2026. Expected margin: Onder +21.6; in 80% of simulations the margin falls between Onder +29.0 and Onder +14.3. Incumbent: Bob Onder (R). 2024 presidential result here: R+27.1.
House forecast · How the forecast works