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Safeco Plaza

Identification

Name

Safeco Plaza

Alternative name

1001 Fourth Avenue Plaza, Seattle-First National Bank Building

EBN

119473

Building type

skyscraper

Building status

existing [completed]

Structural material

steel

Facade system

curtain wall

Architectural style

international style

Main usage

commercial office

First Vierendeel space frame supported building ever.
Once called "The box the Space Needle came in".
Seattle's tallest building from 1969-1985.
Height: 630 ft. from Third Ave., 609 ft. from Fourth Ave.
Stands on a plaza atop a granite base.
The structural system with each exterior curtainwall was designed as a vierendiel truss tying together the massive corner columns.
Elevation of site above mean sea level: 38.4 meters.
Overall height above mean sea level: 229.8 meters.
On September 30, 1982, the Seafirst Building was sold to JMB Realty of Chicago for $123.37 million.
Surpassed Elm Place as the tallest building west of the Mississippi River, and then surrendered the lofty title in the same year when 555 California Street was completed.
On April 29, 2005, the building was sold by the New York State Common Retirement System and ING Clarion to Hines for a reported $162.8 million.
Renamed 1001 4th Avenue Plaza in 1986.
Winner of the AIA Honor Award 1970.
Renamed Safeco Plaza in 2007.