Kilden Performing Arts Centre (in Norwegian: Kilden teater og konserthus) is a theater and concert hall on Odderøya in Kristiansand, Norway. It houses Kilden Teater, Kristiansand Symphony Orchestra (KSO) and Opera Sør in a joint project never previously embarked upon.^[3] There is room for a variety of concerts and other forms of cultural expression.

The building is built and owned by the company "Kilden teater- og konserthus for Sørlandet IKS", and Kristiansand Municipality (80%) and Vest-Agder County (20%) are owners. The company was established in 2003 and the name Kilden (meaning "the source") specified in 2006.^[4]

Work on the building began in 2007, and Crown Princess Mette-Marit of Norway laid the foundation stone in 2009. The opening was officially finished 6 January 2012. Its architects were Finnish ALA Architects and Norwegian SMS Arkitekter, acoustical consultants were Brekke & Strand, the acoustic design of the concert hall was by Arup and the main contractor was AF group. The building has a gross area of 16,000 square meters and a volume of 128,000 cubic meters. The building cost nearly 1.7 billion Norwegian krones.^[5]

The building has four stages:

• Concert Hall with 1 185 seats
• Theatre & Opera Hall with 708 seats, orchestra pit with space for 70 musicians
• Multi-room with 234 seats or 400 standing
• Intimate Hall with 150 seats