United States Senate elections, 2018 Final pre-election predictions Final pre-election predictions

| State_linked_to_summaries_below | Incumbent_Senator | Incumbent_Party | Incumbent_Electoral_history | Most_recent_election_results | _2018_intent | Candidates_ |
|---|---|---|---|---|---|---|
| Delaware | Tom Carper | Democratic | Tom Carper (D) 66.4% , Kevin L. Wade (R) 29.0% , Alex Pires (I) 3.8% | 2000 , 2006 , 2012 | [Data unknown/missing. You can help!] | [Data unknown/missing. You can help!] |
| Florida | Bill Nelson | Democratic | Bill Nelson (D) 55.2% , Connie Mack IV (R) 42.2% | 2000 , 2006 , 2012 | [Data unknown/missing. You can help!] | [Data unknown/missing. You can help!] |
| Hawaii | Mazie Hirono | Democratic | Mazie Hirono (D) 62.6% , Linda Lingle (R) 37.4% | 2012 | [Data unknown/missing. You can help!] | [Data unknown/missing. You can help!] |
| Indiana | Joe Donnelly | Democratic | Joe Donnelly (D) 50.0% , Richard Mourdock (R) 44.2% , Andrew Horning (L) 5.7% | 2012 | [Data unknown/missing. You can help!] | [Data unknown/missing. You can help!] |