Connecticut elected its members April 4, 1825, after the term began but before the new Congress convened.
| District | Incumbent | This race | ||||||
|---|---|---|---|---|---|---|---|---|
| Member | Party | First elected | Results | Candidates | ||||
| Gideon Tomlinson | Adams-Clay Democratic-Republican | 1818 | Incumbent re-elected as Anti-Jacksonian. | nowrap rowspan=6 | ||||
| Ansel Sterling | Adams-Clay Democratic-Republican | 1821 | Incumbent retired. New member elected. Anti-Jacksonian gain. | |||||
| Samuel A. Foote | Adams-Clay Democratic-Republican | 1823 | Incumbent lost re-election. New member elected. Anti-Jacksonian gain. | |||||
| Lemuel Whitman | Adams-Clay Democratic-Republican | 1823 | Incumbent retired. New member elected. Anti-Jacksonian gain. | |||||
| Noyes Barber | Adams-Clay Democratic-Republican | 1821 | Incumbent re-elected as Anti-Jacksonian. | |||||
| Ebenezer Stoddard | Adams-Clay Democratic-Republican | 1821 | Incumbent retired. New member elected. Anti-Jacksonian gain. | |||||