Next Up with Mark Halperin

The FULL 2026 Senate Map Breakdown - Which Seats GOP and Dems Will Pick Up, Plus the Battle For the Key Seventh Seat

Mar 24, 2026
A detailed breakdown of the nine Senate races that will decide control in 2026. Short profiles of vulnerable Democratic seats and the six contests Democrats must sweep. Analysis of three possible extra pickup paths in Iowa, Alaska, and Texas. A look at primaries, fundraising, and the political math shaping which party has the edge.
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INSIGHT

Ossoff's Incumbency Advantage In Georgia

  • Incumbent John Ossoff in Georgia is likely the least vulnerable Democratic seat of the three because incumbency matters.
  • Republican challengers (Collins, Carter, Dooley) are decent but not A-level candidates yet.
INSIGHT

Susan Collins Is Not A Sure Defeat

  • Susan Collins in Maine remains a formidable incumbent despite being often targeted by Democrats.
  • A bruising Democratic primary (Janet Mills vs Graham Plittner) may leave the eventual nominee weakened against Collins.
INSIGHT

North Carolina Stands Out As Best Pickup

  • North Carolina is the Democrats' best pickup opportunity with Roy Cooper as a strong, proven statewide candidate.
  • Republicans nominated Michael Watley, who so far looks weak and may struggle to match Cooper's statewide appeal.
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