was replaced in a special election. | nowrap | |- ! | Timothy Pickering | | Federalist | 1812 | | Incumbent retired.New member elected.Democratic-Republican gain. | nowrap | |- ! | Jeremiah Nelson | | Federalist | 18041806 1814 | Incumbent re-elected. | : : : |- ! | Asahel Stearns | | Federalist | 1814 | | Incumbent lost-relection.New member elected.Democratic-Republican gain. | nowrap | |- ! | Elijah H. Mills | | Federalist | 1814 | Incumbent re-elected. | nowrap | |- ! | Samuel Taggart | | Federalist | 1803 | | Incumbent retired.New member elected.Federalist hold. | nowrap | |- ! | John W. Hulbert | | Federalist | 1812 | | Incumbent retired.New member elected.Democratic-Republican gain. | nowrap | |- ! | William Baylies | | Federalist | 1812 | | Incumbent retired.New member elected.Democratic-Republican gain. | : : |- ! | John Reed Jr. | | Federalist | 1812 | | Incumbent lost-relection.New member elected.Democratic-Republican gain. | : : : |- ! | Laban Wheaton | | Federalist | 1808 | | Incumbent retired.New member elected.Democratic-Republican gain. | nowrap | |- ! | Elijah Brigham | | Federalist | 1810 | | Incumbent retired.New member elected.Federalist hold. | nowrap | |- ! | Solomon Strong | | Federalist | 1814 | Incumbent re-elected. | nowrap | |- ! | Nathaniel Ruggles | | Federalist | 1812 | Incumbent re-elected. | nowrap | |- ! | Cyrus King | | Federalist | 1812 | | Incumbent lost-relection.New member elected.Democratic-Republican gain. | nowrap | |- ! | George Bradbury | | Federalist | 1812 | | Incumbent retired.New member elected.Federalist hold. | nowrap | |- ! | Benjamin Brown | | Federalist | 1812 | | Ran for re-election in the 18th districtFederalist hold. | nowrap | |- ! | James Carr | | Democratic-Republican | 1815 | | Incumbent retired.New member elected.Federalist gain. | nowrap | |- ! rowspan=2 | | Thomas Rice | | Federalist | 1814 | Incumbent re-elected. | nowrap rowspan=2 | : : : : : : |- | Samuel S. Conner | | Democratic-Republican | 1815 | | Incumbent lost re-election.Democratic-Republican loss. |- ! | colspan=3 | Vacant | | Incumbent ran in the .New member elected.Democratic-Republican gain. | : : : : : |- ! | Albion K. Parris | | Democratic-Republican | 1814 | Incumbent re-elected. |