Vulnerable Democratic held US Senate seats up for re-election in 2024.

AZ(OPEN Sinema-D) Gallego-D vs Biggs-R.
MI(Stabenow-D) Huzienga-R or McClain-R
MT(Tester-D) Zinke-R or Rosendale-R
NV(Rosen-D) Amodei-R
NM(Heinrich-D) Herrell-R
OH(Brown-D)
PA(Casey-D) Garrity-R
VA(Kaine-D)
WV(Manchin-D) Mooney-R
WI(Baldwin-D) Steil-R or Gallagher-R