| Alabama | Doug Jones vs. Tommy Tuberville | No poll forecast | Solid R |
| Alaska | Tom Begich vs. Bernadette Wilson | Toss-up 61% | Likely R |
| Arizona | Katie Hobbs vs. Andy Biggs | Lean D 72% | Lean D |
| Arkansas | Fredrick Love vs. Sarah Huckabee Sanders | No poll forecast | Solid R |
| California | Xavier Becerra vs. Steve Hilton | Likely D 93% | Solid D |
| Colorado | Phil Weiser vs. Victor Marx | No poll forecast | Solid D |
| Connecticut | Ned Lamont vs. Ryan Fazio | No poll forecast | Solid D |
| Florida | David Jolly vs. Byron Donalds | Lean R 80% | Solid R |
| Georgia | Keisha Lance Bottoms vs. Rick Jackson | Toss-up 53% | Tossup |
| Hawaii | Josh Green vs. Gary Cordery | No poll forecast | Solid D |
| Idaho | Terri Pickens vs. Brad Little | No poll forecast | Solid R |
| Illinois | JB Pritzker vs. Darren Bailey | No poll forecast | Solid D |
| Iowa | Rob Sand vs. Zach Lahn | Toss-up 62% | Lean D (flip) |
| Kansas | Cindy Holscher vs. Ty Masterson | No poll forecast | Lean R (flip) |
| Maine | Hannah Pingree vs. Robert B. Charles | Lean D 84% | Likely D |
| Maryland | Wes Moore vs. Dan Cox | No poll forecast | Solid D |
| Massachusetts | Maura Healey vs. Mike Minogue | Safe D 99% | Solid D |
| Michigan | Jocelyn Benson vs. John James | Lean D 66% | Lean D |
| Minnesota | Amy Klobuchar vs. Lisa Demuth | Likely D 91% | Solid D |
| Nebraska | Lynne Walz vs. Jim Pillen | Lean R 72% | Solid R |
| Nevada | Aaron Ford vs. Joe Lombardo | Lean R 66% | Tossup |
| New Hampshire | Cinde Warmington vs. Kelly Ayotte | Likely R 87% | Likely R |
| New Mexico | Deb Haaland vs. Gregg Hull | No poll forecast | Likely D |
| New York | Kathy Hochul vs. Bruce Blakeman | Likely D 90% | Solid D |
| Ohio | Amy Acton vs. Vivek Ramaswamy | Toss-up 60% | Tossup |
| Oklahoma | Cyndi Munson vs. Rep nominee TBD | No poll forecast | Solid R |
| Oregon | Tina Kotek vs. Christine Drazan | Toss-up 53% | Likely D |
| Pennsylvania | Josh Shapiro vs. Stacy Garrity | Likely D 94% | Solid D |
| Rhode Island | Helena Foulkes vs. Aaron Guckian | Likely D 86% | Solid D |
| South Carolina | Jermaine Johnson vs. Alan Wilson | No poll forecast | Solid R |
| South Dakota | Dan Ahlers vs. Larry Rhoden | No poll forecast | Solid R |
| Tennessee | Jerri Green vs. Marsha Blackburn | Safe R 98% | Solid R |
| Texas | Gina Hinojosa vs. Greg Abbott | Lean R 78% | Likely R |
| Vermont | Amanda Janoo vs. Phil Scott | No poll forecast | Solid R |
| Wisconsin | David Crowley vs. Tom Tiffany | Toss-up 52% | Tossup |
| Wyoming | Kenneth Casner vs. Eric Barlow | No poll forecast | Solid R |