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Height: Architectural 184.4 m / 605 ft
Height: Occupied 158.1 m / 519 ft
Height: To Tip 184.4 m / 605 ft
Height: Observatory 158.1 m / 519 ft
# of Elevators 3
Top Elevator Speed 4.27 m/s


Official Name Space Needle
Structure Type Tower
Status Completed
Country United States
City Seattle
Street Address & Map 400 Broad Street
Postal Code 98109
Building Function observation
Structural Material steel
Landmark Status local
Construction Start 1961
Completion 1962
Retrofit Start 2017
Retrofit End 2018

Original Companies Involved

Design John Graham & Associates
Main Contractor Howard S Wright Construction
Other Consultant
• Interiors Olson Kundig; Tihany Design
Material Supplier
• Elevator Otis Elevator Company

Retrofit Companies Involved

Design Olson Kundig

CTBUH Initiatives

Seattle Regional Tour
29-30 Oct 2015 – Tour Report

Global News

Seattle’s Space Needle Debuts Rotating Glass Floor
6 Aug 2018 – A revolving glass floor has debuted at the 152-…

Glass Defines Seattle Space Needle Renovations, New Renderings Show
4 Oct 2017 – For the second time this year, new renderings have…

Seattle Space Needle Upgrades Depicted in New Renderings
15 Jun 2017 – A Seattle-based architecture firm has released new…

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