InsiderAdvantage — U.S. Senate — Iowa
21 Oct–22 Oct 2026 · United States
Voting intention
Sample 1,200
Results
Election2026 U.S. Midterm Elections
PollsterInsiderAdvantage
Fieldwork21 Oct–22 Oct 2026
PublishedOct 23, 2026
Notes
Primary-source pollster release Oct 23: n=1,200 LV; mixed text/panel, weighted by age, race, gender, political affiliation; MOE +/-2.83 pp. Undecided 8%; do not create unverified third-party candidate rows.