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

SKYDB Insights

Professional research into buildings and participating companies.

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Tall buildings, tracked.

SKYDB is collecting verifiable information about buildings.

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SKYDB is the source for tall building information worldwide.

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Interactive building map

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Panorama of Washington File 765-378-349
Washington, DC city
structure #900466817building

Union Building

demolished 6 floors

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Location of Union Building

Object dataJoin to edit

Floors6
Structural Formlow-rise building
Main Usagegovernment office
Status demolished
Architectural Styleneo-romanesque
Address613-621 G Street
CityWashington, DC
CountryUnited States
Source: SKYDB | As of: 2026-10-10

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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.

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  1. Photo 214-148-314
    Photo 214-148-314
    United States Public Domain
  2. Photo 240-667-523
    Photo 240-667-523
    Library of Congress, Prints and Photographs Division, Detroit Publishing Company