CentralNotice From Wikipedia, the free encyclopedia Jump to navigation Jump to search Building in Portland, Oregon, U.S. KOIN Tower Location within Portland, Oregon Alternative names KOIN Tower King Kong Building General information Type Commercial offices Residential condominium Location 222 SW Columbia Street Portland , Oregon Coordinates 45°30′48″N 122°40′40″W  /  45.5132°N 122.6779°W  / 45.5132; -122.6779 Coordinates : 45°30′48″N 122°40′40″W  /  45.5132°N 122.6779°W  / 45.5132; -122.6779 Completed 1984 Cost US$48 million Owner ScanlanKemperBard Height Roof 509 ft (155 m) Technical details Floor count 35 Floor area 39,019 m 2 (420,000 sq ft) Lifts/elevators 9 Design and construction Architect Zimmer Gunsul Frasca Partnership References [1] [2] [3] [4] KOIN Tower (formerly KOIN Center ) is a 155.15 m (509.0 ft), 35- story , skyscraper in Portland, Oregon ,...