member elected.Republican hold. | nowrap | |- ! | J. Hampton Moore | | Republican | 1906 | Incumbent re-elected. | nowrap | |- ! | Reuben O. Moon | | Republican | 1903 | | Incumbent lost renomination.New member elected.Republican hold. | nowrap | |- ! | Michael Donohoe | | Democratic | 1908 | Incumbent re-elected | nowrap | |- ! | George D. McCreary | | Republican | 1902 | | Incumbent retired.New member elected.Democratic gain. | nowrap | |- ! | Thomas S. Butler | | Republican | 1896 | Incumbent re-elected | nowrap | |- ! | Robert E. Difenderfer | | Democratic | 1910 | Incumbent re-elected | nowrap | |- ! | William Walton Griest | | Republican | 1908 | Incumbent re-elected | nowrap | |- ! | John R. Farr | | Republican | 1908 | Incumbent re-elected | nowrap | |- ! | Charles C. Bowman | | Republican | 1910 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Robert Emmett Lee | | Democratic | 1908 | Incumbent re-elected | nowrap | |- ! | John H. Rothermel | | Democratic | 1906 | Incumbent re-elected | nowrap | |- ! | William D.B. Ainey | | Republican | 1911 | Incumbent re-elected | nowrap | |- ! | William B. Wilson | | Democratic | 1906 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | John G. McHenry | | Democratic | 1906 | | Incumbent died.New member elected.Democratic hold. | nowrap | |- ! | Benjamin Kurtz Focht | | Republican | 1900 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Marlin Edgar Olmsted | | Republican | 1896 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | Jesse L. Hartman | | Republican | 1910 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Daniel F. Lafean | | Republican | 1902 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Charles E. Patton | | Republican | 1910 | Incumbent re-elected | nowrap | |- ! | Curtis H. Gregg | | Democratic | 1900 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Thomas S. Crago | |