InsiderAdvantage poll
Fielded 10/9/2026 – 10/10/2026 · 1,200 respondents · Likely voters
Result
Share of respondents (remainder shown as undecided / other)
Adam Hamilton (D)
47.5%
Roger Marshall (R)
46.7%
David Graham (L)
3.4%
About this poll
- Pollster
- InsiderAdvantage
- Field dates
- Friday, October 9, 2026 – Saturday, October 10, 2026
- Sample
- 1,200 · Likely voters
- Sponsors
- —
- Internal poll
- No
- Published
- Sunday, October 11, 2026
- Source
- insideradvantage.com (opens in a new tab)
- Data feed
- The New York Times (via PollResults.org)
- Last updated