Long Island Sports Sports

| Club | Sport | Founded | League | Venue |
|---|---|---|---|---|
| Brooklyn Cyclones | Baseball | 2001 | New York-Penn League | MCU Park |
| Long Island Ducks | Baseball | 2000 | Atlantic League | Bethpage Ballpark |
| New York Mets | Baseball | 1962 | Major League Baseball | Citi Field |
| Brooklyn Nets | Basketball | 1967 | National Basketball Association | Barclays Center |
| Long Island Lions | Football | 2010 | Five Star Football League | Mitchel Athletic Field |
| Empire State Demon Knights | Football | 2008 | Five Star Football League | Aviator Sports Complex |
| New York Islanders | Ice hockey | 1972 | National Hockey League | Nassau Coliseum |
| Long Island Lizards | Lacrosse | 2001 | Major League Lacrosse | Mitchel Athletic Complex |
| New York Cosmos | Soccer | 2010 | North American Soccer League | James M. Shuart Stadium |