re-elected. | nowrap | |- ! | John T. Wait | | Republican | 1876 | Incumbent re-elected. | nowrap | |- ! | William Henry Barnum | | Democratic | 1867 | | Incumbent resigned May 18, 1876, when elected U.S. senator.New member elected.Democratic hold.Winner also elected to finish the current next term. | nowrap | |} Delaware |- ! | James Williams | | Democratic | 1874 | Incumbent re-elected. | nowrap | |} Florida |- ! | William J. Purman | | Republican | 1872 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Jesse J. Finley | | Democratic | 1874 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |} Georgia Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts |- ! | William W. Crapo | | Republican | 1875 (special) | Incumbent re-elected. | nowrap | |- ! | Benjamin W. Harris | | Republican | 1872 | Incumbent re-elected. | nowrap | |- ! | Henry L. Pierce | | Republican | 1874 | |Incumbent retired.New member elected after initial result overturned.Democratic gain. | nowrap | |- ! | Josiah Gardner Abbott | | Democratic | 1874 | |Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | Nathaniel P. Banks | | Republican | 1874 | Incumbent re-elected. | nowrap | |- ! | Charles Perkins Thompson | | Democratic | 1874 | |Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | John K. Tarbox | | Democratic | 1874 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | John M. S. Williams | | Democratic | 1874 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | George F. Hoar | | Republican | 1868 | | Incumbent retired to run for U.S. Senate.New member elected.Republican hold. | nowrap | |- ! | Charles A. Stevens | | Republican | 1875 (special) | |Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | Chester W. Chapin | | Democratic | 1874 | |Incumbent lost re-election.New member elected.Republican gain. | nowrap | |} Michigan Minnesota Mississippi |- ! | Lucius Q. C. Lamar | | Democratic | 1872 | | Incumbent retired to run for U.S. senator.New member elected.Democratic hold. | nowrap | |- ! | G. Wiley Wells |