Festival dijadwalkan dari 26 Jul hingga 28 Jul 2013 (2 hari).
Tomorrowland berlangsung di Boom, Belgium. Berikut adalah alamat lengkap festival: Tomorrowland 2850 Boom, Belgium
tINI, Armin van Buuren, David Guetta, Tiësto, Steve Aoki, Alesso, Tale of Us, Zedd, Porter Robinson, Dimitri Vegas & Like Mike, Eric Prydz, Afrojack, Cosmic Gate, Yellow Claw, Astrix, Carl Cox, Neelix, Richie Hawtin, Kaskade, Maceo Plex, Bicep, Bakermat, Paul van Dyk, R3hab, Markus Schulz, Nicky Romero, Ferry Corsten, Infected Mushroom, W&W, Da Tweekaz.
Genre dan sub-genre yang paling populer dari edisi sebelumnya adalah:
electronic
pop
hip hop
house
dance
techno
electronica
electro
trance
electro house
progressive house
minimal
tech house
club
minimal techno
progressive trance
deep house
hardstyle
dubstep