US Senators likely to leave office in 2024 and 2026.
2024.
Sinema-AZ loses in the primary to Gallego-D or the general election to Ducey-R.
Feinstein-CA loses in the primary to US Reps. Norma Torres-D, Linda Sanchez-D, Nanette Barragan-D, Katie Porter-D or Sara Jacobs-D.
Carper-DE retires and gets replaced by US Rep. Lisa Blunt Rochester-D.
Hirono-HI retires and gets replaced by Tulsi Gabbard-D.
King-ME retires and gets replaced by Chellie or Hannah Pingree-D.
Cardin-MD retires and gets replaced by Anthony Brown-D, John Delaney-D, Jamie Raskin-D, or John Sarbanes-D.
Tester-MT loses re-election to
Sanders-VT retires and gets replaced by TJ Donovan-D.
Manchin-WV loses re-election to Alex Mooney-R.
2026.
Risch-ID retires and gets replaced by US Rep. Russ Fulcher-R.
Durbin-IL retires and gets replaced by US Rep. Marie Newman-D, Sean Casten-D, Raja Krishnamorthi-D, Brad Schneider-D, or Lauren Underwood-D, former US Rep. Cheri.Bustos-D.
Governor JB Pritzker-D, Lt Governor Juliana Stratton-D, Attorney General Kwame Raoul-D, Former Attorney General Lisa Madigan-D, Comptroller Susana Mendoza, or Treasurer Mike Frerichs-D,
McConnell-KY retires and gets replaced by US Rep. Andy Barr-R.
Collins-ME loses re-election to US Rep. Jared Golden-D.
Tillis-NC loses re-election to US Rep. Deborah Ross-D.
Inhofe-OK retires and gets replaced by US Reps. Markwayne Mullin-R or Stephanie Bice-R.
Reed-RI retires and gets replaced by US Reps. David Ciciline-D or Jim Langevin-D,