DeltaPlex Arena & Conference Center (formerly Grand Rapids Stadium, Stadium Arena, and Turner Arena) is a 5,000-seat multipurpose arena in Walker, Michigan. It was built in 1952 and since then the DeltaPlex sports, entertainment and convention complex has grown around the arena. The arena is a 23,000 square feet (2,000 m²) space, which has a 52-foot (16 m) ceiling, seats up to 7,000 for concerts and has 1,088 loge seats. It has a 60-by-56-foot portable stage.