Rhode Island elected its members August 25, 1818.
| District | Incumbent | This race | |||||
|---|---|---|---|---|---|---|---|
| Member | Party | First elected | Results | Candidates | |||
| John L. Boss Jr. | Federalist | 1814 | Incumbent retired. New member elected. Democratic-Republican gain. | √ Samuel Eddy (Democratic-Republican) 50.3% √ Nathaniel Hazard (Democratic-Republican) 49.4% Others 0.3% | |||
| James B. Mason | Federalist | 1814 | Incumbent retired. New member elected. Democratic-Republican gain. | ||||