Festivalen ble arrangert fra 24 Jul til 25 Jul 2010 (1 dag(er)).
Tomorrowland finner sted i Boom, Belgium. Her er den fullstendige adressen til festivalen: Tomorrowland 2850 Boom, Belgium
Armin van Buuren, David Guetta, Scooter, Swedish House Mafia, Dimitri Vegas & Like Mike, Afrojack, James Blake, Hernan Cattaneo, Don Diablo, Richie Hawtin, Gareth Emery, Markus Schulz, W&W, Marco Carola, Netsky.
De mest populære sjangrene og undersjangrene i den siste utgaven var:
electronic
pop
rock
electronica
techno
house
dance
electro
trance
minimal
progressive house
tech house
electro house
minimal techno
progressive trance
hardstyle
club
jumpstyle
vocal trance