Guides

Explainers that sit beside the live odds tables, newest first.

• 2026 Senate Races Closest by Betting Odds, Ranked

  Cook Political Report calls seven Senate races toss-ups this cycle, including Alaska, Iowa, Kansas, Maine, Michigan, Ohio, and Texas. Cook's own summary shows 9 Solid Democrat seats, 3 Likely Democrat, 1 Lean Democrat, 7 Toss Up, 0 Lean Republican, 2 Likely Republican, and 13 Solid Republican seats. It is a label, applied by analysts who do not have to put a dollar behind it.

  10 Oct 2026