National Register Listing

Century 21-Washington State Coliseum

a.k.a. Seattle World's Fair- Coliseum; Key Arena

305 Harrison St., Seattle, WA
Local significance of the building:
Entertainment/recreation

Listed in National Register of Historic Places in 2018.

The National Register of Historic Places is the official list of the Nation’s historic places worthy of preservation. Authorized by the National Historic Preservation Act of 1966, the National Park Service’s National Register of Historic Places is part of a national program to coordinate and support public and private efforts to identify, evaluate, and protect America’s historic and archeological resources.