Athletics Center O'Rena

Infobox_Stadium
stadium_name = Athletics Center Arena
nickname = O'Rena


location = Oakland University
Rochester, MI
broke_ground =
opened = November 16, 1998
closed =
demolished =
owner = Oakland University
operator =
surface =
construction_cost =
architect =
former_names =
tenants = Oakland University
Men's and Women's Basketball
Volleyball
seating_capacity = 4,005

Athletics Center Arena, or the O'Rena, is a 4,005-seat multi-purpose arena in Rochester, Michigan. It is home to the Oakland University Golden Grizzlies men's basketball, women's basketball and volleyball teams.

The facility opened November 16, 1998 with a 96-66 loss to Michigan State University in men's basketball. The opening of the O'Rena coincided with Oakland's move from Division II of the NCAA to Division I.