held November 5, 1850. |- ! | Alexander W. Buel | | 1848 | | Incumbent lost re-election.New member elected.Whig gain. | nowrap | |- ! | William Sprague | | Whig | 1848 | | Incumbent retired.New member elected.Democratic gain. | nowrap | |- ! | Kinsley S. Bingham | | 1846 | | Incumbent retired.New member elected.Whig gain. | nowrap | |} Minnesota Territory See Non-voting delegates, below. Mississippi Elections were held November 3–4, 1851, after the March 4, 1851 beginning of the term, but before the House first convened in December 1851. |- ! | Jacob Thompson | | Democratic | 1839 | | Incumbent lost re-election as a Southern Rights candidate.New member elected.Unionist gain. | nowrap | |- ! | Winfield S. Featherston | | Democratic | 1847 | | Incumbent lost re-election as a Southern Rights candidate.New member elected.Unionist gain. | nowrap | |- ! | William McWillie | | Democratic | 1849 | | Incumbent lost re-election as a Southern Rights candidate.New member elected.Unionist gain. | nowrap | |- ! | Albert G. Brown | | Democratic | 1847 | | Incumbent re-elected.Southern Rights gain. | nowrap | |} Missouri Elections were held August 5, 1850. |- ! |- ! |- ! |- ! |- ! |} New Hampshire Elections were held March 11, 1851, after the March 4, 1851 beginning of the term, but before the House first convened in December 1851. |- ! |- ! |- ! |- ! |} New Jersey Elections were held November 5, 1850. |- ! |- ! |- ! |- ! |- ! |} New Mexico Territory See Non-voting delegates, below. New York Elections were held November 5, 1850. |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |} North Carolina Elections were held August 7, 1851, after the March 4, 1851 beginning of the term, but before the House first convened in December 1851. |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |- ! |} Ohio Elections were held