|- | | Burton L. French | | Republican | 1916 | Incumbent re-elected. | nowrap | |- | | Addison T. Smith | | Republican | 1912 | Incumbent re-elected. | nowrap | |} Illinois |- | | Martin B. Madden | | Republican | 1904 | Incumbent re-elected. | nowrap | |- | | Morton D. Hull | | Republican | 1923 | Incumbent re-elected. | nowrap | |- | | Elliott W. Sproul | | Republican | 1920 | Incumbent re-elected. | nowrap | |- | | Thomas A. Doyle | | Democratic | 1923 | Incumbent re-elected. | nowrap | |- | | Adolph J. Sabath | | Democratic | 1906 | Incumbent re-elected. | nowrap | |- | | John J. Gorman | | Republican | 1924 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- | | M. Alfred Michaelson | | Republican | 1920 | Incumbent re-elected. | nowrap | |- | | Stanley H. Kunz | | Democratic | 1920 | Incumbent re-elected. | nowrap | |- | | Frederick A. Britten | | Republican | 1912 | Incumbent re-elected. | nowrap | |- | | Carl R. Chindblom | | Republican | 1918 | Incumbent re-elected. | nowrap | |- | | Frank R. Reid | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Charles Eugene Fuller | | Republican | 1914 | | Incumbent died.New member elected.Republican hold. | nowrap | |- | | William Richard Johnson | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | John Clayton Allen | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | Edward John King | | Republican | 1914 | Incumbent re-elected. | nowrap | |- | | William E. Hull | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Frank H. Funk | | Republican | 1920 | | Incumbent lost renomination.New member elected.Republican hold. | nowrap | |- | | William P. Holaday | | Republican | 1922 | Incumbent re-elected. | nowrap | |- | | Charles Adkins | | Republican | 1924 | Incumbent re-elected. | nowrap | |- | | Henry T. Rainey | | Democratic | 1922 | Incumbent re-elected. | nowrap | |- | | Loren E. Wheeler | | Republican | 1924