election, with substantial boundary changes across the state. Manhattan went from 10 districts to 6, with Long Island, Brooklyn and Queens going from 10 to 15. |- ! | colspan=3 | None (District created) | | New seat.New member elected.Republican gain. | nowrap | |- ! | Leonard W. Hall | | Republican | 1938 | Incumbent re-elected. | nowrap | |- ! | colspan=3 | None (District created) | | New seat.New member elected.Republican gain. | nowrap | |- ! | William Bernard Barry | | Democratic | 1935 | Incumbent re-elected. | nowrap | |- ! | colspan=3 | None (District created) | | New seat.New member elected.Democratic gain. | nowrap | |- ! | colspan=3 | None (District created) | | New seat.New member elected.Democratic gain. | nowrap | |- ! | John J. Delaney | | Democratic | 1931 | Incumbent re-elected. | nowrap | |- ! | Joseph L. Pfeifer | | Democratic | 1934 | Incumbent re-elected. | nowrap | |- ! | Eugene James Keogh | | Democratic | 1936 | Incumbent re-elected. | nowrap | |- ! | Andrew Lawrence Somers | | Democratic | 1924 | Incumbent re-elected. | nowrap | |- ! | James J. Heffernan | | Democratic | 1940 | Incumbent re-elected. | nowrap | |- ! | John J. Rooney | | Democratic | 1944 | Incumbent re-elected. | nowrap | |- ! | Donald Lawrence O'Toole | | Democratic | 1936 | Incumbent re-elected. | nowrap | |- ! | colspan=3 | None (District created) | | New seat.New member elected.Democratic gain. | nowrap | |- ! | Emanuel Celler | | Democratic | 1922 | Incumbent re-elected. | nowrap | |- ! | Ellsworth B. Buck | | Republican | 1944 | Incumbent re-elected. | nowrap | |- ! rowspan=2 | | Joseph C. Baldwin | | Republican | 1941 | Incumbent re-elected. | rowspan=2 nowrap | |- | James H. Fay | | Democratic | 1942 | | Incumbent retired.Democratic loss. |- ! rowspan=2 | | Martin J. Kennedy | | Democratic | 1930 | | Incumbent lost renomination.Democratic loss. | rowspan=2 nowrap | |- | Vito Marcantonio | | Labor | 1938 | Incumbent re-elected. |- ! rowspan=3 | | Samuel Dickstein | | Democratic | 1922 | Incumbent re-elected. | rowspan=3 nowrap | |- | Louis Capozzoli | | Democratic | 1940