‹ 2016  2020 ›
| ||||
| US Senate Elections, 2018 | ||||
|---|---|---|---|---|
| 33 of the 100 seats, 51 seats needed for the majority | ||||
| November 6, 2018 | ||||
| First party | Second party | |||
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| Leader | Mitch McConnell | Chuck Schumer | ||
| Party | Republican | Democratic | ||
| Last election | 51 | 49 | ||
| Seats won | 57 | 43 | ||
| Seat change | +6 | -6 | ||
Majority Leader before election
Mitch McConnell Republican
Resulting Majority Leader
Mitch McConnell Republican | ||||
Results[]
State[]
Republican gain Republican hold Democratic gain Democratic hold Independent gain Independent hold
Winning candidate in bold
| State | Incumbent | Party | Result | Candidates |
|---|---|---|---|---|
| Arizona | Jeff Flake | Republican | Incumbent lost re-election | Gabrielle Giffords (Democratic) |
| California | Dianne Feinstein | Democratic | Incumbent retired, Democratic hold | Gavin Newsom (Democratic) Kevin Faulconer (Republican) |
| Connecticut | Chris Murphy | Democratic | Incumbent re-elected | Themis Klarides (Republican) |
| Delaware | Tom Carper | Democratic | Incumbent re-elected | Greg Lavelle (Republican) |
| Florida | Bill Nelson | Democratic | Incumbent lost re-election | Marco Rubio (Republican) |
| Hawaii | Mazie Hirono | Democratic | Incumbent re-elected | Cam Cavasso (Republican) |
| Indiana | Joe Donnelly | Democratic | Incumbent lost re-election | Susan Brooks (Republican) |
| Maine | Angus King | Independent | Incumbent re-elected | Paul LePage (Republican) Dawn Hill (Democratic) |
| Maryland | Ben Cardin | Democratic | Incumbent re-elected | Andy Harris (Republican) |
| Massachusetts | Elizabeth Warren | Democratic | Incumbent re-elected | Bruce Tarr (Republican) |
| Michigan | Debbie Stabenow | Democratic | Incumbent re-elected | Candace Miller (Republican) |
| Minnesota | Amy Klobuchar | Democratic | Incumbent re-elected | Erik Paulsen (Republican) |
| Mississippi | Roger Wicker | Republican | Incumbent re-elected | Jim Hood (Democratic) |
| Missouri | Claire McCaskill | Democratic | Incumbent lost re-election | Ann Wagner (Republican) |
| Montana | Jon Tester | Democratic | Incumbent lost re-election | Ryan Zinke (Republican) |
| Nebraska | Deb Fischer | Republican | Incumbent re-elected | Kim M. Robak (Democratic) |
| Nevada | Dean Heller | Republican | Incumbent re-elected | Dina Titus (Democratic) |
| New Jersey | Bob Menendez | Democratic | Incumbent re-elected | Thomas Kean Jr. (Republican) |
| New Mexico | Martin Heinrich | Democratic | Incumbent re-elected | Richard Berry (Republican) |
| New York | Kirsten Gillibrand | Democratic | Incumbent re-elected | Wendy Long (Republican) |
| North Dakota | Heidi Heitkamp | Democratic | Incumbent lost re-election | Kevin Cramer (Republican) |
| Ohio | Sherrod Brown | Democratic | Incumbent lost re-election | Steve Stivers (Republican) |
| Pennsylvania | Bob Casey Jr. | Democratic | Incumbent re-elected | Pat Meehan (Republican) |
| Rhode Island | Sheldon Whitehouse | Democratic | Incumbent re-elected | Donald Carcieri (Republican) |
| Tennessee | Bob Corker | Republican | Incumbent re-elected | Karl Dean (Democratic) |
| Texas | Ted Cruz | Republican | Incumbent re-elected | Wendy Davis (Democratic) |
| Utah | Orrin Hatch | Republican | Incumbent retired, Republican hold | Jason Chaffetz (Republican) Jim Matheson (Democratic) |
| Vermont | Bernie Sanders | Democratic | Incumbent re-elected | John MacGovern (Republican) |
| Virginia | Tim Kaine | Democratic | Incumbent re-elected | Ken Cuccinelli (Republican) |
| Washington | Maria Cantwell | Democratic | Incumbent re-elected | Dave Reichert (Republican) |
| West Virginia | Joe Manchin | Democratic | Incumbent re-elected | David McKinley (Republican) |
| Wisconsin | Tammy Baldwin | Democratic | Incumbent lost re-election | Sean Duffy (Republican) |
| Wyoming | John Barrasso | Republican | Incumbent re-elected | Al Hamburg (Democratic) |