Connecticut elected its members April 12, 1827, after the term began but before the new Congress convened.
| District | Incumbent | This race | |||||
|---|---|---|---|---|---|---|---|
| Member | Party | First elected | Results | Candidates | |||
| Gideon Tomlinson | Anti-Jacksonian | 1818 | Incumbent lost re-election. New member elected. Anti-Jacksonian hold. | ||||
| Elisha Phelps | Anti-Jacksonian | 1818 1820 1825 | Incumbent re-elected. | ||||
| Ralph I. Ingersoll | Anti-Jacksonian | 1825 | Incumbent re-elected. | ||||
| Orange Merwin | Anti-Jacksonian | 1825 | Incumbent re-elected. | ||||
| Noyes Barber | Anti-Jacksonian | 1821 | Incumbent re-elected. | ||||
| John Baldwin | Anti-Jacksonian | 1825 | Incumbent re-elected. | ||||