| District | Senator | Party | First elected | Counties Represented |
| 1 | | Republican | 1976 | Suffolk |
| 2 | | Republican | 2002 | Suffolk |
| 3 | | Republican | 2014 | Suffolk |
| 4 | | Republican | 2012 | Suffolk |
| 5 | | Republican | 1995* | Nassau, Suffolk |
| | Republican | 1989* | Nassau |
| | Republican | 2016 | Nassau |
| | Democratic | 2016 | Nassau, Suffolk |
| | Democratic | 2016* | Nassau |
| | Democratic | 2012 | Queens |
| | Democratic | 2010 | Queens |
| | Democratic | 2010 | Queens |
| | Democratic | 2010* | Queens |
| | Democratic | 2014 | Queens |
| | Democratic | 2008 | Queens |
| | Democratic | 1999* | Queens |
| | Democratic | 2012 | Kings |
| | Democratic | 2002 | Kings |
| | Democratic | 2015* | Kings |
| | Democratic | 2014 | Kings |
| | Democratic | 2002 | Kings |
| | Republican | 2002 | Kings |
| | Democratic | 2004 | Kings, Richmond |
| | Republican | 2006 | Richmond |
| | Democratic | 1984 | Kings |
| | Democratic | 2017* | Kings, New York |
| | Democratic | 2012 | New York |
| | Democratic | 2002* | New York |
| | Democratic | 2004 | New York, Bronx |
| | Democratic | 2017* | New York |
| | Democratic | 2016 | New York |
| | Democratic | 2018* | Bronx |
| | Democratic | 2010 | Bronx |
| | Democratic | 2004 | Bronx, Westchester |
| | Democratic | 2006 | Westchester |
| | Democratic | 2016 | Bronx, Westchester |
| | Democratic | 2018* | Westchester |
| | Democratic | 2010 | Rockland, Westchester |
| | Republican | 1990 | Orange, Rockland, Ulster |
| | Republican | 2014 | Dutchess, Putnam, Westchester |
| 41 | | Republican | 2014 | Dutchess, Putnam |
| | Republican | 1998 | Delaware, Orange, Sullivan, Ulster |
| | Republican | 2012 | Columbia, Rensselaer, Saratoga, Washington |
| | Democratic | 1996 | Albany, Rensselaer |
| | Republican | 2002 | Clinton, Essex, Franklin, Saint Lawrence, Warren, Washington |
| | Republican | 2014 | Albany, Greene, Montgomery, Schenectady, Ulster |
| | Republican | 2006 | Lewis, Oneida, St. Lawrence |
| | Republican | 2010 | Jefferson, Oswego, St. Lawrence |
| | Republican | 2016 | Fulton, Hamilton, Herkimer, Saratoga, Schenectady |
| | Republican | 1992 | Cayuga, Onondaga |
| | Republican | 1986 | Cayuga, Chenango, Cortland, Delaware, Herkimer, Otsego, Schoharie, Tompkins, Ulster |
| | Republican | 2015* | Broome, Chenango, Delaware, Tioga |
| | Democratic | 2004 | Madison, Oneida, Onondaga |
| | Republican | 2016 | Cayuga, Monroe, Ontario, Seneca, Tompkins, Wayne |
| | Republican | 2014 | Monroe, Ontario |
| | Republican | 2002 | Monroe |
| | Republican | 2005* | Allegany, Cattaraugus, Chautauqua, Livingston |
| | Republican | 2010 | Chemung, Schuyler, Steuben, Tompkins, Yates |
| | Republican | 2010 | Erie, Livingston, Monroe, Wyoming |
| | Republican | 2016 | Erie |
| | Republican | 2008 | Erie, Genesee, Monroe |
| | Republican | 2014 | Monroe, Niagara, Orleans |
| | Democratic | 2010 | Erie |
| District | Member | Party | First elected | Counties |
| Fred Thiele | Ind | 1995+ | Suffolk |
| Anthony Palumbo | Rep | 2013+ | Suffolk |
| L. Dean Murray | Rep | 2014 | Suffolk |
| Steven Englebright | Dem | 1992+ | Suffolk |
| Douglas M. Smith | Rep | 2018+ | Suffolk |
| Philip Ramos | Dem | 2002 | Suffolk |
| Andrew Garbarino | Rep | 2012 | Suffolk |
| Michael J. Fitzpatrick | Rep | 2002 | Suffolk |
| Christine Pellegrino | Dem | 2017+ | Nassau, Suffolk |
| Steve Stern | Dem | 2018+ | Suffolk |
| Kimberly Jean-Pierre | Dem | 2014 | Suffolk |
| Andrew Raia | Rep | 2002 | Suffolk |
| Charles Lavine | Dem | 2004 | Nassau |
| David McDonough | Rep | 2002+ | Nassau |
| Michael Montesano | Rep | 2010+ | Nassau |
| Anthony D'Urso | Dem | 2016 | Nassau |
| John Mikulin | Rep | 2018+ | Nassau |
| Earlene Hooper | Dem | 1988+ | Nassau |
| Ed Ra | Rep | 2010 | Nassau |
| Melissa Miller | Rep | 2016 | Nassau |
| Brian F. Curran | Rep | 2010 | Nassau |
| Michaelle C. Solages | Dem | 2012 | Nassau |
| Stacey Pheffer Amato | Dem | 2016 | Queens |
| David Weprin | Dem | 2010+ | Queens |
| Nily Rozic | Dem | 2012 | Queens |
| Edward Braunstein | Dem | 2010 | Queens |
| Daniel Rosenthal | Dem | 2017+ | Queens |
| Andrew Hevesi | Dem | 2005+ | Queens |
| Alicia Hyndman | Dem | 2015+ | Queens |
| Brian Barnwell | Dem | 2016 | Queens |
| Michele Titus | Dem | 2002+ | Queens |
| Vivian Cook | Dem | 1990 | Queens |
| Clyde Vanel | Dem | 2016+ | Queens |
| Michael DenDekker | Dem | 2008 | Queens |
| Jeffrion Aubry | Dem | 1992+ | Queens |
| Aravella Simotas | Dem | 2010 | Queens |
| Catherine Nolan | Dem | 1984 | Queens |
| Michael G. Miller | Dem | 2009+ | Queens |
| | Dem | 2018+ | Queens |
| Ron Kim | Dem | 2012 | Queens |
| Helene Weinstein | Dem | 1980 | Kings |
| Rodneyse Bichotte | Dem | 2014 | Kings |
| Diana Richardson | Dem | 2015+ | Kings |
| Robert Carroll | Dem | 2016 | Kings |
| Steven Cymbrowitz | Dem | 2000 | Kings |
| Vacant | | | Kings |
| William Colton | Dem | 1996 | Kings |
| Dov Hikind | Dem | 1982 | Kings |
| Peter Abbate | Dem | 1986 | Kings |
| Joseph Lentol | Dem | 1972 | Kings |
| Félix Ortiz | Dem | 1994 | Kings |
| Jo Anne Simon | Dem | 2014 | Kings |
| Maritza Davila | Dem | 2013+ | Kings |
| Erik Dilan | Dem | 2014 | Kings |
| Latrice Walker | Dem | 2014 | Kings |
| Tremaine Wright | Dem | 2016 | Kings |
| Walter T. Mosley | Dem | 2012 | Kings |
| N. Nick Perry | Dem | 1992 | Kings |
| Jaime Williams | Dem | 2016+ | Kings |
| Charles Barron | Dem | 2014 | Kings |
| Matthew Titone | Dem | 2007+ | Richmond |
| Ronald Castorina | Rep | 2016+ | Richmond |
| Michael Cusick | Dem | 2002 | Richmond |
| Nicole Malliotakis | Rep | 2010 | Kings, Richmond |
| Yuh-Line Niou | Dem | 2016 | New York |
| Deborah Glick | Dem | 1990 | New York |
| Linda Rosenthal | Dem | 2006+ | New York |
| Robert J. Rodriguez | Dem | 2010 | New York |
| Daniel O'Donnell | Dem | 2002 | New York |
| Inez Dickens | Dem | 2016 | New York |
| Al Taylor | Dem | 2017+ | New York |
| Carmen De La Rosa | Dem | 2016 | New York |
| Dan Quart | Dem | 2011+ | New York |
| Harvey Epstein | Dem | 2018+ | New York |
| Richard Gottfried | Dem | 1970 | New York |
| Rebecca Seawright | Dem | 2014 | New York |
| Latoya Joyner | Dem | 2014 | Bronx |
| Jose Rivera | Dem | 2000 | Bronx |
| Michael Blake | Dem | 2014 | Bronx |
| Nathalia Fernandez | Dem | 2018+ | Bronx |
| Jeffrey Dinowitz | Dem | 1994+ | Bronx |
| Michael Benedetto | Dem | 2004 | Bronx |
| Carl Heastie | Dem | 2000 | Bronx |
| Carmen E. Arroyo | Dem | 1994+ | Bronx |
| Marcos Crespo | Dem | 2009+ | Bronx |
| Victor M. Pichardo | Dem | 2013+ | Bronx |
| Vacant | | | Bronx |
| Amy Paulin | Dem | 2000 | Westchester |
| J. Gary Pretlow | Dem | 1992 | Westchester |
| Vacant | | | Westchester |
| Steven Otis | Dem | 2012 | Westchester |
| Tom Abinanti | Dem | 2010 | Westchester |
| David Buchwald | Dem | 2012 | Westchester |
| Kevin Byrne | Rep | 2016 | Westchester, Putnam |
| Sandy Galef | Dem | 1992 | Westchester, Putnam |
| Kenneth Zebrowski, Jr. | Dem | 2007+ | Rockland |
| Ellen Jaffee | Dem | 2006 | Rockland |
| Karl A. Brabenec | Rep | 2014 | Orange, Rockland |
| James Skoufis | Dem | 2012 | Orange |
| Aileen Gunther | Dem | 2003+ | Orange, Sullivan |
| Brian Miller | Rep | 2016 | Delaware, Herkimer, Oneida, Orange, Ostego, Sullivan, Ulster |
| Christopher Tague | Rep | 2018+ | Albany, Columbia, Delaware, Greene, Ostego, Schoharie, Ulster |
| Kevin Cahill | Dem | 1998 | Dutchess, Ulster |
| Vacant | | | Dutchess, Orange, Ulster |
| Kieran Lalor | Rep | 2012 | Dutchess |
| Didi Barrett | Dem | 2012+ | Columbia, Dutchess |
| Jacob Ashby | Rep | 2018+ | Columbia, Rensselaer, Washington |
| John T. McDonald III | Dem | 2012 | Albany, Rensselaer, Saratoga |
| Patricia Fahy | Dem | 2012 | Albany |
| Phil Steck | Dem | 2012 | Albany, Schenectady |
| Angelo Santabarbara | Dem | 2012 | Albany, Montgomery, Schenectady |
| Mary Beth Walsh | Rep | 2016 | Saratoga, Schenectady |
| Carrie Woerner | Dem | 2014 | Saratoga, Washington |
| Dan Stec | Rep | 2012 | Essex, Saratoga, Warren, Washington |
| Billy Jones | Dem | 2016 | Clinton, Franklin, St. Lawrence |
| Addie Jenne | Dem | 2008 | Jefferson, St. Lawrence |
| Ken Blankenbush | Rep | 2010 | Jefferson, Lewis, Oneida, St. Lawrence |
| Marc Butler | Rep | 1995+ | Fulton, Hamilton, Herkimer, Oneida, St. Lawrence |
| Anthony Brindisi | Dem | 2011+ | Herkimer, Oneida |
| William A. Barclay | Rep | 2002 | Jefferson, Onondaga, Oswego |
| William Magee | Dem | 1990 | Madison, Oneida, Ostego |
| Clifford Crouch | Rep | 1995+ | Broome, Chenango, Delaware, Ostego |
| Donna Lupardo | Dem | 2004 | Broome |
| Christopher Friend | Rep | 2010 | Broome, Chemung, Tioga |
| Barbara Lifton | Dem | 2002 | Cortland, Tompkins |
| Gary Finch | Rep | 1999+ | Cayuga, Chenango, Cortland, Onondaga |
| Al Stirpe | Dem | 2012 | Onondaga |
| Pamela Hunter | Dem | 2015+ | Onondaga |
| William Magnarelli | Dem | 1998 | Onondaga |
| Robert Oaks | Rep | 1992 | Cayuga, Oswego, Wayne |
| Brian Kolb | Rep | 2000+ | Ontario, Seneca |
| Philip Palmesano | Rep | 2010 | Chemung, Schuyler, Seneca, Steuben, Yates |
| Joseph Errigo | Rep | 2016+ | Livingston, Monroe, Steuben |
| Peter Lawrence | Rep | 2014 | Monroe |
| Mark C. Johns | Rep | 2010 | Monroe |
| Joseph Morelle | Dem | 1990 | Monroe |
| David Gantt | Dem | 1982 | Monroe |
| Harry Bronson | Dem | 2010 | Monroe |
| Stephen Hawley | Rep | 2006+ | Genesee, Monroe, Orleans |
| Robin Schimminger | Dem | 1976 | Erie, Niagara |
| Crystal Peoples | Dem | 2002 | Erie |
| Erik Bohen | Dem | 2018+ | Erie |
| Monica P. Wallace | Dem | 2016 | Erie |
| Michael Norris | Rep | 2016 | Erie, Niagara, Orleans |
| Angelo Morinello | Rep | 2016 | Erie, Niagara |
| Raymond Walter | Rep | 2011+ | Erie, Niagara |
| David DiPietro | Rep | 2012 | Erie, Wyoming |
| Joseph Giglio | Rep | 2005+ | Allegany, Cattaraugus, Steuben |
| Sean Ryan | Dem | 2011+ | Erie |
| Andy Goodell | Rep | 2010 | Chautauqua |
