List of special elections to the United States House of Representatives in New York List 1st-20th

| Con_gress | District | Vacator | Election_date | Successor | Took_seat |
|---|---|---|---|---|---|
| 8th | New York 6th | Isaac Bloom (D-R) (died) | September 1803 | Daniel C. Verplanck (D-R) | October 17, 1803 |
| 8th | New York 1st | John Smith (D-R) (el. US Sen.) | April 24 to 26, 1804 | Samuel Riker (D-R) | November 5, 1804 |
| 8th | New York 3rd | Samuel L. Mitchill (D-R) (el. US Sen.) | December 1804? | George Clinton, Jr. ( D-R ) | February 14, 1805 |
| 9th | New York 2nd New York 3rd | Daniel D. Tompkins (D-R) (res.) | October 1804 | Gurdon S. Mumford (D-R) | March 4, 1805 |
| 9th | New York 2nd New York 3rd | Samuel L. Mitchill (D-R) (el. US Sen.) | December 1804? | George Clinton, Jr. ( D-R ) | March 4, 1805 |