| 1924 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Henry T. Rainey | | Democratic | 1922 | Incumbent re-elected. | nowrap | |- ! | J. Earl Major | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | Charles A. Karch | | Democratic | 1930 | | Incumbent died in office.New member elected.Democratic hold. | |- ! | William W. Arnold | | Democratic | 1922 | Incumbent re-elected. | nowrap | |- ! | Claude V. Parsons | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | Kent E. Keller | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! rowspan=2 | | William H. Dieterich | | Democratic | 1930 | | Incumbent retired to run for U.S. senator.New member elected.Democratic hold. | rowspan=2 nowrap | |- | Richard Yates Jr. | | Republican | 1918 | | Incumbent lost re-election.New member elected.Democratic gain. |} Indiana Indiana gained one seat in reapportionment. All of the incumbents were redistricted. The new seat was won by a Democrat and all the other incumbent Democrats won re-election. All three incumbent Republicans lost re-election, bringing the state from 8-3 Democratic to 12-0 Democratic. |- ! | colspan=3 | None (district created) | | New seat.New member elected.Democratic gain. | nowrap | |- ! | William R. Wood | | Republican | 1914 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Samuel B. Pettengill | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | David Hogg | | Republican | 1924 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Glenn Griswold | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | Fred S. Purnell | | Republican | 1916 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Arthur H. Greenwood | | Democratic | 1922 | Incumbent re-elected. | nowrap | |- ! | John W. Boehne Jr. | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | Eugene B. Crowe | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | Harry C. Canfield | | Democratic | 1922 | | Incumbent lost renomination.New member elected.Democratic hold. | nowrap