| | James J. Connolly | | Republican | 1920 | Incumbent re-elected. | nowrap | |- | | George A. Welsh | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | George P. Darrow | | Republican | 1914 | Incumbent re-elected. | nowrap | |- | | Thomas S. Butler | | Republican | 1896 | Incumbent re-elected. | nowrap | |- | | Henry Winfield Watson | | Republican | 1914 | Incumbent re-elected. | nowrap | |- | | William Walton Griest | | Republican | 1908 | Incumbent re-elected. | nowrap | |- | | Laurence H. Watres | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Edmund N. Carpenter | | Republican | 1924 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- | | George F. Brumm | | Republican | 1922 | | Incumbent lost renomination.New member elected.Republican hold. | nowrap | |- | | Charles J. Esterly | | Republican | 1924 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- | | Louis T. McFadden | | Republican | 1914 | Incumbent re-elected. | nowrap | |- | | Edgar R. Kiess | | Republican | 1912 | Incumbent re-elected. | nowrap | |- | | Frederick W. Magrady | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | Edward M. Beers | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Joshua W. Swartz | | Republican | 1924 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- | | Anderson H. Walters | | Republican | 1924 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- | | J. Banks Kurtz | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Franklin Menges | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | William I. Swoope | | Republican | 1922 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- | | Samuel Austin Kendall | | Republican | 1918 | Incumbent re-elected. | nowrap | |- | | Henry Wilson Temple | | Republican | 1912 | Incumbent re-elected. | nowrap | |- | | Thomas Wharton Phillips Jr. | | Republican | 1922 | | Retired to run for Governor