In 2009, 67500 visitors took part in the festival, which takes place in over 40 locations throughout the city: concert halls, renovated warehouses, museums, galleries, cinemas, in the street and in bars and clubs.
Nuits sonores est un festival entièrement consacré aux musiques et aux cultures électroniques numériques et indépendantes. Il a accueilli 67 500 festivaliers en 2009.