New York held special elections on November 3, 2015, deciding 5 legislative seats.
Legislature
- Assembly (150 seats): 106 D, 44 R before the election, 0 D, 0 R after.
- Senate (63 seats): 31 D, 32 R before the election, 0 D, 0 R after.
Legislative races
| Race | Winner | Others | Notes |
|---|---|---|---|
| Assembly 29 | Alicia Hyndman (D) 92.8% | Scherie Murray (R) 7.2% | |
| Assembly 43 | Diana Richardson (Working Families Party) 49.6% | Shirley Patterson (I) 25%, Menachem Raitport (R) 15.9% | Flipped D to WF |
| Assembly 46 | Pamela Harris (D) 62.9% | Lucretia Regina-Potter (R) 37.1% | |
| Assembly 128 | Pamela Hunter (D) 53.7% | John W. Sharon (R) 35.7%, David Stott (Conservative Party) 10.6% | |
| Senate 19 | Roxanne Persaud (D) 87.7% | Jeffrey J. Ferretti (R) 9.1%, Elias Weir (Conservative Party) 3.2% |