The Klamath County Event Center is a 2,800-seat multipurpose arena located in Klamath Falls, Oregon, as part of the Klamath County Fairgrounds.
The arena contains a 45,000-square-foot (150-by-300 feet) arena floor, allowing it to be used for multiple events, including rodeos, concerts, conventions and trade shows. Adjacent to the arena seating a building housing two ticket booths, two concession stands, and a conference room. The concrete exhibit area measures .
The Klamath County Fairgrounds also include two exhibit halls, the largest of which measures and contains two meeting rooms and the smallest, ; a 900-seat indoor arena with of arena floor space; two livestock barns; an outdoor arena; horse stalls; and an outdoor stage. There are 2000 parking spaces in the fairgrounds.