| |- ! |- ! |- ! | Julius Rockwell | | Whig | 1844 | Incumbent re-elected. | nowrap | |- ! | John Quincy Adams | | Whig | 1830 | Incumbent re-elected. | nowrap | |- ! | Henry Williams | | Democratic | 1836 | | Incumbent lost re-election.New member elected on the ninth ballot.Whig gain. | nowrap | |- ! |} Michigan Elections were held November 5, 1844. |- ! | Robert McClelland | | 1843 | Incumbent re-elected. | nowrap | |- ! | Lucius Lyon | | 1843 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | James B. Hunt | | 1843 | Incumbent re-elected. | nowrap | |} Mississippi Elections were held November 3–4, 1845, after the March 4, 1845 beginning of the term, but before the House first convened in December 1845. |- ! rowspan=4 | (4 seats) | Jacob Thompson | | Democratic | 1839 | Incumbent re-elected. | nowrap rowspan=4 | |- | William H. Hammett | | Democratic | 1843 | | Incumbent retired.New member elected.Democratic hold. |- | Robert W. Roberts | | Democratic | 1843 | Incumbent re-elected. |- | Tilghman Tucker | | Democratic | 1843 | | Incumbent retired.New member elected.Democratic hold. |} Missouri Elections were held at-large on a general ticket August 5, 1844. |- ! rowspan=5 | | | | | | rowspan=5 nowrap | |- | | | | |- | | | | |- | | | | |- | | | | |} New Hampshire Elections were held at-large on a general ticket March 11, 1845, after the March 4, 1845 beginning of the term, but before the House first convened in December 1845. |- ! rowspan=4 | | Edmund Burke | | Democratic | 1839 | | Incumbent retired.New member (Moulton) elected.Democratic hold. | rowspan=4 nowrap | |- | John Randall Reding | | Democratic | 1841 | | Incumbent retired.New member (Johnson) elected.Democratic hold. |- | Moses Norris Jr. | | Democratic | 1843 | Incumbent re-elected. |- | John P. Hale | | Democratic | 1843 | | Incumbent lost re-election.No candidate elected on the fourth ballot; seat vacant.Democratic loss. |} New Jersey Elections were held October 9, 1844. |- ! |- ! |- ! |- ! |- ! |} New York Elections were held November 11, 1844. |- ! |-