800 Fifth Avenue

Not to be confused with the Columbia Center, formerly known as the Bank of America Tower.

800 Fifth Avenue is a 166-meter (545 ft) skyscraper in Seattle, in the U.S. state of Washington. It was constructed from 1979 to 1981 and has 42 floors. It is the tenth-tallest building in Seattle and was designed by 3D/International.

800 Fifth Avenue
Location within downtown Seattle
Alternative names	800 Fifth Avenue Plaza
General information
Type	Commercial offices
Location	800 5th Avenue Seattle, Washington, U.S.
Coordinates	47.6058°N 122.3302°W / 47.6058; -122.3302
Construction started	1979
Completed	1981
Owner	BPP 800 Fifth Property Owner LLC
Management	EQ Office
Height
Roof	165.51 m (543.0 ft)
Technical details
Floor count	42
Floor area	934,000 sq ft (86,800 m2)
Design and construction
Architect(s)	3DI/International
Developer	Hines
Structural engineer	Magnusson Klemencic Associates (formerly Skilling, Helle, Christiansen, Robertson)
Main contractor	J.A. Jones Construction
References
[1][2][3][4]

The building was previously known as Bank of America Fifth Avenue Plaza when its naming rights were held by the Bank of America. It was originally built for Seafirst Bank, which was acquired by the Bank of America. In April 2014, its name was changed to 800 Fifth Avenue.^[5] The building was acquired by EQ Office in 2019. It underwent an interior renovation in 2022 that was designed by Olson Kundig to create more lobby space and a public garden.^[6]

Major tenants

• Allstate
• Bank of America
• BDO
• Electronic Arts
• Office of the Attorney General of Washington
• Parametric Portfolio Associates
• Providence Health & Services
• Sonos

See also

• List of tallest buildings in Seattle