Festival dijadwalkan dari 16 Mar hingga 20 Mar 2005 (4 hari).
South By Southwest (SXSW) berlangsung di Austin, United States. Berikut adalah alamat lengkap festival: Austin Convention Center, Austin, TX, US 78701
Fall Out Boy, James Blunt, Billy Idol, Trivium, Robert Plant, Erykah Badu, Fatboy Slim, John Butler Trio, The National, Kaiser Chiefs, Amos Lee, Kasabian, Wolfmother, Phoenix, New Model Army, Underoath, Biffy Clyro, Hot Chip, Calexico, Missy Higgins, Circa Survive, Anberlin, Hawthorne Heights, Kings of Convenience, Bloc Party, The Wallflowers, The Trews, MONO, Vanilla Ice, Sleater‐Kinney.
Genre dan sub-genre yang paling populer dari edisi sebelumnya adalah:
rock
pop
folk
indie
alternative
indie rock
alternative rock
indie pop
experimental
post-punk
emo
post-rock
punk rock
electronica
hardcore
acoustic
lo-fi
americana
garage rock