| State | Current incumbent | In office since | Former Senator | % Correct |
|---|---|---|---|---|
| Ohio | Bernie Moreno | 2025, defeated predecessor | Sherrod Brown | 100%
|
| Ohio | Jon Husted | 2025 (appointed), predecessor elected to federal office | J.D. Vance | 96%
|
| California | Alex Padilla | 2021 (appointed), predecessor elected to federal office | Kamala Harris | 96%
|
| Massachusetts | Elizabeth Warren | 2013, defeated predecessor | Scott Brown | 96%
|
| Pennsylvania | Dave McCormick | 2025, defeated predecessor | Bob Casey | 93%
|
| Montana | Tim Sheehy | 2025, defeated predecessor | Jon Tester | 93%
|
| Georgia | Raphael Warnock | 2021 (special), defeated interim predecessor | Kelly Loeffler (interim for Johnny Isakson) | 93%
|
| Arizona | Ruben Gallego | 2025, predecessor retired | Kyrsten Sinema | 93%
|
| California | Adam Schiff | 2024, interim predecessor did not run and resigned early for seniority advantage | Laphonza Butler (interim for Dianne Feinstein) | 93%
|
| Florida | Ashley Moody | 2025 (appointed), predecessor appointed to federal office | Marco Rubio | 93%
|
| Indiana | Jim Banks | 2025, predecessor elected to state office | Mike Braun | 93%
|
| Utah | John Curtis | 2025, predecessor retired | Mitt Romney | 93%
|
| Alabama | Tommy Tuberville | 2021, defeated predecessor | Doug Jones | 89%
|
| West Virginia | Jim Justice | 2025, predecessor retired | Joe Manchin | 89%
|
| South Carolina | Lindsey Graham | 2003, predecessor retired | Strom Thurmond | 89%
|
| Missouri | Josh Hawley | 2019, defeated predecessor | Claire McCaskill | 85%
|
| Georgia | Jon Ossoff | 2021, defeated predecessor | David Perdue | 85%
|
| Michigan | Elissa Slotkin | 2025, predecessor retired | Debbie Stabenow | 85%
|
| New Jersey | Andy Kim | 2024, interim predecessor did not run and resigned early for seniority advantage | George Helmy (interim for Bob Menendez) | 85%
|
| New York | Kirsten Gillibrand | 2009 (appointed), predecessor appointed to federal office | Hillary Clinton | 85%
|
| Arizona | Mark Kelly | 2020 (special), defeated interim predecessor | Martha McSally (interim for John McCain) | 85%
|
| North Carolina | Ted Budd | 2023, predecessor retired | Richard Burr | 85%
|
| Maryland | Angela Alsobrooks | 2025, predecessor retired | Ben Cardin | 81%
|
| Nebraska | Deb Fischer | 2013, predecessor retired | Ben Nelson | 81%
|
| Nebraska | Pete Ricketts | 2023 (appointed), predecessor resigned | Ben Sasse | 81%
|
| Florida | Rick Scott | 2019, defeated predecessor | Bill Nelson | 81%
|
| Colorado | John Hickenlooper | 2021, defeated predecessor | Cory Gardner | 81%
|
| Alaska | Lisa Murkowski | 2002 (appointed), predecessor elected to state office | Frank Murkowski | 81%
|
| New Hampshire | Jeanne Shaheen | 2009, defeated predecessor | John Sununu | 81%
|
| New Hampshire | Maggie Hassan | 2017, defeated predecessor | Kelly Ayotte | 81%
|
| Alaska | Dan Sullivan | 2015, defeated predecessor | Mark Begich | 81%
|
| Maine | Angus King | 2013, predecessor retired | Olympia Snowe | 81%
|
| Vermont | Peter Welch | 2023, predecessor retired | Patrick Leahy | 81%
|
| Pennsylvania | John Fetterman | 2023, predecessor retired | Pat Toomey | 81%
|
| Alabama | Katie Britt | 2023, predecessor retired | Richard Shelby | 81%
|
| Delaware | Lisa Blunt Rochester | 2025, predecessor retired | Tom Carper | 81%
|
| Minnesota | Tina Smith | 2018 (appointed), predecessor resigned | Al Franken | 78%
|
| Maryland | Chris Van Hollen | 2017, predecessor retired | Barbara Mikulski | 78%
|
| Michigan | Gary Peters | 2015, predecessor retired | Carl Levin | 78%
|
| Hawaii | Brian Schatz | 2012 (appointed), predecessor died in office | Daniel Inouye | 78%
|
| Nevada | Catherine Cortez Masto | 2017, predecessor retired | Harry Reid | 78%
|
| Oklahoma | Markwayne Mullin | 2023 (special), predecessor retired | Jim Inhofe | 78%
|
| Connecticut | Chris Murphy | 2013, predecessor retired | Joe Lieberman | 78%
|
| North Carolina | Thom Tillis | 2015, defeated predecessor | Kay Hagan | 78%
|
| Illinois | Tammy Duckworth | 2017, defeated predecessor | Mark Kirk | 78%
|
| Louisiana | Bill Cassidy | 2015, defeated predecessor | Mary Landrieu | 78%
|
| Wisconsin | Ron Johnson | 2011, defeated predecessor | Russ Feingold | 78%
|
| Arkansas | John Boozman | 2011, defeated predecessor | Blanche Lincoln | 74%
|
| Nevada | Jacky Rosen | 2019, defeated predecessor | Dean Heller | 74%
|
| North Dakota | Kevin Cramer | 2019, defeated predecessor | Heidi Heitkamp | 74%
|
| Tennessee | Bill Hagerty | 2021, predecessor retired | Lamar Alexander | 74%
|
| Massachusetts | Ed Markey | 2013 (special), predecessor appointed to federal office | Mo Cowan (interim for John Kerry) | 74%
|
| Iowa | Joni Ernst | 2015, predecessor retired | Tom Harkin | 74%
|
| New Mexico | Ben Ray Luján | 2021, predecessor retired | Tom Udall | 74%
|
| New York | Chuck Schumer | 1999, defeated predecessor | Al D'Amato | 70%
|
| Tennessee | Marsha Blackburn | 2019, predecessor retired | Bob Corker | 70%
|
| Connecticut | Richard Blumenthal | 2011, predecessor retired | Chris Dodd | 70%
|
| Hawaii | Mazie Hirono | 2013, predecessor retired | Daniel Akaka | 70%
|
| West Virginia | Shelley Moore Capito | 2015, predecessor retired | Jay Rockefeller | 70%
|
| Texas | Ted Cruz | 2013, predecessor retired | Kay Bailey Hutchison | 70%
|
| Rhode Island | Sheldon Whitehouse | 2007, defeated predecessor | Lincoln Chafee | 70%
|
| Arkansas | Tom Cotton | 2015, defeated predecessor | Mark Pryor | 70%
|
| Missouri | Eric Schmitt | 2023, predecessor retired | Roy Blunt | 70%
|
| Delaware | Chris Coons | 2010 (special), interim predecessor did not run | Ted Kaufman (interim for Joe Biden) | 70%
|
| South Dakota | John Thune | 2005, defeated predecessor | Tom Daschle | 70%
|
| Mississippi | Roger Wicker | 2007 (appointed), predecessor resigned | Trent Lott | 70%
|
| Louisiana | John Neely Kennedy | 2017, predecessor retired | David Vitter | 67%
|
| Oregon | Jeff Merkley | 2009, defeated predecessor | Gordon Smith | 67%
|
| Virginia | Mark Warner | 2009, defeated predecessor | John Warner | 67%
|
| Idaho | Jim Risch | 2009, predecessor retired | Larry Craig | 67%
|
| Mississippi | Cindy Hyde-Smith | 2018 (appointed), predecessor resigned | Thad Cochran | 67%
|
| South Dakota | Mike Rounds | 2015, predecessor retired | Tim Johnson | 67%
|
| Wisconsin | Tammy Baldwin | 2013, predecessor retired | Herb Kohl | 63%
|
| South Carolina | Tim Scott | 2012 (appointed), predecessor resigned | Jim DeMint | 63%
|
| Vermont | Bernie Sanders | 2007, predecessor retired | Jim Jeffords | 63%
|
| Virginia | Tim Kaine | 2013, predecessor retired | Jim Webb | 63%
|
| Colorado | Michael Bennet | 2009 (appointed), predecessor appointed to federal office | Ken Salazar | 63%
|
| Wyoming | Cynthia Lummis | 2021, predecessor retired | Mike Enzi | 63%
|
| Kansas | Roger Marshall | 2021, predecessor retired | Pat Roberts | 63%
|
| Indiana | Todd Young | 2017, predecessor retired | Dan Coats | 59%
|
| New Jersey | Cory Booker | 2013 (special), interim predecessor did not run | Jeffrey Chiesa (interim for Frank Lautenberg) | 59%
|
| Minnesota | Amy Klobuchar | 2007, predecessor retired | Mark Dayton | 59%
|
| Texas | John Cornyn | 2003, predecessor retired | Phil Gramm | 59%
|
| Kansas | Jerry Moran | 2011, predecessor retired | Sam Brownback | 59%
|
| Washington | Maria Cantwell | 2001, defeated predecessor | Slade Gorton | 59%
|
| North Dakota | John Hoeven | 2011, predecessor retired | Byron Dorgan | 56%
|
| Rhode Island | Jack Reed | 1997, predecessor retired | Claiborne Pell | 56%
|
| New Mexico | Martin Heinrich | 2013, predecessor retired | Jeff Bingaman | 56%
|
| Kentucky | Rand Paul | 2011, predecessor retired | Jim Bunning | 56%
|
| Maine | Susan Collins | 1997, predecessor retired | Bill Cohen | 52%
|
| Illinois | Dick Durbin | 1997, predecessor retired | Paul Simon | 52%
|
| Oklahoma | James Lankford | 2015, predecessor retired | Tom Coburn | 52%
|
| Utah | Mike Lee | 2011, predecessor lost primary | Bob Bennett | 48%
|
| Idaho | Mike Crapo | 1999, predecessor retired | Dirk Kempthorne | 48%
|
| Oregon | Ron Wyden | 1996 (special), predecessor resigned | Bob Packwood | 44%
|
| Montana | Steve Daines | 2015, predecessor retired | John Walsh | 44%
|
| Kentucky | Mitch McConnell | 1985, defeated predecessor | Walter Huddleston | 44%
|
| Iowa | Chuck Grassley | 1981, defeated predecessor | John Culver | 41%
|
| Washington | Patty Murray | 1993, predecessor retired | Brock Adams | 37%
|
| Wyoming | John Barrasso | 2007 (appointed), predecessor died in office | Craig Thomas | 37%
|