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Your Location: World North America U.S.A. Washington Seattle Space Needle

Space Needle


Space Needle


Structure in General

observation tower
existing [completed]


observation restaurant


  • There are 832 steps to the observation deck.
  • The average elevator trip is 43 seconds.
  • The revolving restaurant is 500 feet above the ground.
  • It took 400 days to design and build the Needle.
  • There are 24 lightning rods on the top of the Needle.
  • The tip of the Needle is 730.25 feet above "see" level.
  • Decorative "halo" is 138 feet in diameter.
  • Centerpiece of the 1962 World's Fair, otherwise known as Century 21 Exposition.
  • Brainchild of Edward E. Carlson (1911-1990), a Seattle civic leader and former CEO of United Airlines and Westin Hotels, who sketched the concept on a cocktail napkin at a restaurant atop the Fernsehturm in Stuttgart in 1959; the doodle was inspired by science fiction magazines, Sputnik, and the German tower where he dined.
  • On a hot day the Space Needle expands about 1 inch.
  • The foundation weighs almost 6,000 tons and there are 250 tons of reinforcing steel in the base alone.
  • The Legacy Light was first illuminated on New Year's Eve 1999/2000.
  • The Legacy of Light was first depicted in the Century 21 Exposition poster and is used during holidays and commemorates special occasions in Seattle.
  • The entire Space Needle saucer does not revolve, only a 14-foot ring next to the windows.
  • The Skyline Banquet Facility was opened in 1982 at the 100-foot level.
  • The original name of the Space Needle was The Space Cage.
  • The original revolving restaurant, Eye of the Needle, is now called SkyCity.
  • Upon completion the Needle was the tallest structure west of the Mississippi River.
  • The last of the original elevators (replaced in 1993) were delivered just one day before the World's Fair opened on April 21, 1962.
  • Original site (120'x120') sold for $75,000 in 1961.
  • Total weight of the structure is 9550 tons, including the 5850 ton foundation.

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More Information


400 Broad Street

Technical Data

605.01 ft
605.01 ft
518.76 ft
134.71 ft
16.40 ft
10.50 ft

Involved Companies


Also recorded for this building:

construction company, general contractor, glass supplier, owner, steel supplier

Features & Amenities

  • One of the city's famous buildings
  • City landmark
  • Floodlighting at night
  • Observation floor is available
  • Revolving floor is present