New Jersey increased its apportionment from 5 seats to 6 after the 1800 census.
The Federalists did not run any official candidates in 1802, but a few Federalists did receive scattered votes.
| District | Incumbent | Party | First elected | Result | Candidates | ||
|---|---|---|---|---|---|---|---|
| John Condit | Democratic-Republican | 1798 | Incumbent retired to run for Senate. New member elected. Democratic-Republican hold. | √ James Mott (Democratic-Republican) 16.5% √ Henry Southard (Democratic-Republican) 16.4% √ William Helms (Democratic-Republican) 16.4% √ Ebenezer Elmer (Democratic-Republican) 16.3% √ Adam Boyd (Democratic-Republican) 16.3% √ James Sloan (Democratic-Republican) 16.3% Aaron Ogden (Federalist) 0.5% Frederick Frelinghuysen (Federalist) 0.4% William Coxe (Federalist) 0.3% James H. Imlay (Federalist) 0.3% Richard Stockton (Federalist) 0.3% Jonathan Elmer (Federalist) 0.2% | |||
| Ebenezer Elmer | Democratic-Republican | 1800 | Incumbent re-elected. | ||||
| William Helms | Democratic-Republican | 1800 | Incumbent re-elected. | ||||
| James Mott | Democratic-Republican | 1800 | Incumbent re-elected. | ||||
| Henry Southard | Democratic-Republican | 1800 | Incumbent re-elected. | ||||
| None (Seat created) | New seat. New member elected. Democratic-Republican gain. | ||||||