Kansas Senate

D +3% since last week
How We Got This
Partisan Lean
how the seat votes compared with the nation
R +14.5
Fundamentals
candidates, fundraising, experts
R +1.0
National Environment
current political climate
D +3.6
Polls
recent state and district polling
D +2.0
Forecasted margin
R +9.9

What Changes the Forecast

Some high quality polling would significantly sharpen this forecast.

Polls

Polls (2)

Race polls
PollsterDateMarginNSample
Global Strategy GroupAug 16, 2026D +1800lv
GBAOJul 13, 2026R +4600lv
Forecast Over Time
Forecast Over Time
Dem (blue) and GOP (red) win probability over time.
Dem 8%
GOP 92%
Race Details
Expert ratings
Cook Likely R Inside Elections Likely R Sabato Likely R
State lean
R+16 This state leans strongly Republican.
Candidates

Democrat Adam Hamilton

Republican Roger Marshall (inc.)