Incumbent re-elected. | nowrap | |} Massachusetts |- | | Allen T. Treadway | | Republican | 1912 | Incumbent re-elected. | nowrap | |- | | Henry L. Bowles | | Republican | 1925 | Incumbent re-elected. | nowrap | |- | | Frank H. Foss | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | George R. Stobbs | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | Edith Nourse Rogers | | Republican | 1925 | Incumbent re-elected. | nowrap | |- | | Abram Andrew | | Republican | 1921 | Incumbent re-elected. | nowrap | |- | | William P. Connery Jr. | | Democratic | 1922 | Incumbent re-elected. | nowrap | |- | | Harry Irving Thayer | | Republican | 1924 | | Incumbent died.New member elected.Republican hold. | nowrap | |- | | Charles L. Underhill | | Republican | 1920 | Incumbent re-elected. | nowrap | |- | | John J. Douglass | | Democratic | 1924 | Incumbent re-elected. | nowrap | |- | | George H. Tinkham | | Republican | 1914 | Incumbent re-elected. | nowrap | |- | | James A. Gallivan | | Democratic | 1914 | Incumbent re-elected. | nowrap | |- | | Robert Luce | | Republican | 1918 | Incumbent re-elected. | nowrap | |- | | Louis A. Frothingham | | Republican | 1920 | Incumbent re-elected. | nowrap | |- | | Joseph William Martin Jr. | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | Charles L. Gifford | | Republican | 1922 | Incumbent re-elected. | nowrap | |} Michigan |- | | John B. Sosnowski | | Republican | 1924 | | Incumbent lost renomination.New member elected.Republican hold. | nowrap | |- | | Earl C. Michener | | Republican | 1918 | Incumbent re-elected. | nowrap | |- | | Joseph L. Hooper | | Republican | 1925 | Incumbent re-elected. | nowrap | |- | | John C. Ketcham | | Republican | 1920 | Incumbent re-elected. | nowrap | |- | | Carl E. Mapes | | Republican | 1912 | Incumbent re-elected. | nowrap | |- | | Grant M. Hudson | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Louis C. Cramton | |