Se formó en el invierno del año 2.000 bajo el sello Dying Wish Records con el que publica su primer disco: Long stories EP en 2.001. Actualmente esta vinculado a Victory Records.

Componentes actuales:

* Anthony Raneri - Vocals/Rhythm Guitar (2000-present)
* Jack O'Shea - Lead Guitar/Backing Vocals (2003-present)
* Chris Guglielmo - Drums (2006-present)
* Nick Ghanbarian - Bass (2004-present)

Ex-componentes:

* John "Beatz" Holohan - drums (deceased) (2004-2005)
* Mike Kozak - guitar (2000-2002)
* Chris Jackson - bass (2000-2001)
* Andrew Elderbaum - bass (2001-2004)
* Vinny Daraio - drums (2000-2001)
* Dustin Roth - drums (2001)
* Jason Enz - drums (2001-2003)
* Jim Mitchell - drums (2003-2004)
* Gavin Miller - drums (toured early 2006)

Álbums:

* Sirens and Condolences (Victory Records, 2004)
* Bayside (Victory Records, 2005)
* The Walking Wounded (Victory Records, 2007)
* Shudder (Victory Records, 2008)

Otros discos:

* Long Stories Short (EP) (Dying Wish Records, 2001)
* Bayside/Name Taken (Split) (Dying Wish Records, 2003)
* Acoustic CD/DVD (Álbum acústico) (Victory Records, 2006)
* Live at the Bayside Social Club (Álbum en directo) (Victory Records, 2008)

información obtenida en: http://en.wikipedia.org/wiki/Bayside_(band)