SKYDB

SKYDB Building database

Tall buildings worldwide, with heights, construction status and the companies involved.

Rankings of tall buildings

Tall Building Markets

  • Global building statistics
  • Biggest cities worldwide
  • Country market overviews
  • Construction activity
  • Annual completions
Speaker at a lectern in front of a skyscraper presentation

SKYDB Awards

The community is honoring the best new skyscrapers. A legacy since 1999.

View award winners

SKYDB Membership

Create a free account, choose Premium or apply to contribute as a volunteering Editor.

Choose your access

SKYDB Community

SKYDB Editors visiting a skyscraper construction site

Join for free

Become a volunteering Editor optionally or get Editor rights with Premium.

Compare memberships

SKYDB Products

Professional building research, data exports and API access, plus advertising offerings.

Research & data

Consulting & advertising

SKYDB Insights charts showing buildings by decade, status, use, floor count and height

SKYDB Insights

Professional research into buildings and participating companies.

View Insights plans

Tall buildings, tracked.

SKYDB is collecting verifiable information about buildings.

About SKYDB

Using SKYDB

Chongqing skyline beside the river

Who we are

SKYDB is the source for tall building information worldwide.

About SKYDB

Interactive building map

Explore all projects on an interactive map anywhere on earth.

Free map access

Upgrade your map experience

SKYDB map with building pins and a building record in Lower Manhattan

Join SKYDB

The map is for registered members. Create a free account to explore.

Create a free account
Panorama of Seattle File 879-560-374
Seattle, WA city
structure #412310460building

Rainier Square Tower

existing 258 m 58 floors 2020

Full map Join SKYDB
Location of Rainier Square Tower
Height Rankings
Collections
  • 1000 Tallest Buildings in the World

Object dataJoin to edit

Architectural Height258 m Source: CTBUH database
Building Mass Height258 m
Floors58 Source: Puget Sound Business Journal. 5 Nov 2014. Stiles M. New details of massive Rainier Square redevelopment released.
Completion2020 Source: CTBUH database
Structural Formskyscraper
Main Usagerental housing, commercial office
Status existing
Architectural Stylemodern
Address401 Union Street, 1340 4th Avenue
CitySeattle, WA
CountryUnited States
Source: SKYDB | As of: 2026-10-19

Location

Full MapGoogle MapsBing Maps

Rating

The rating reflects architectural quality and visual impact as judged by SKYDB users, and feeds into how this building is ranked across the site.

Files Join to upload

  1. Photo 762-932-488
    Photo 762-932-488
    Evelyn Lazzaretti
  2. Photo 851-694-760
    Photo 851-694-760
    Evelyn Lazzaretti
  3. Photo 835-265-698
    Photo 835-265-698
    NBBJ