SKYDB Building database

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

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Panorama of New York City File 684-229-041
structure #780226578building

United Nations Headquarters Expansion

unbuilt 166 m 36 floors

Location of United Nations Headquarters Expansion

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Architectural Height166 m Source: CTBUH database
Building Mass Height166 m
Main Roof Height33.3 m Source: NYC Open Data Building Footprints
Floors36 Source: CTBUH database
Structural Formskyscraper
Main Usagegovernment office
Status unbuilt
Architectural Stylemodern
Address1st Avenue between 41st Street and 42nd Street
Smart AddressUnited Nations Plaza
CityNew York City, NY
CountryUnited States
Source: SKYDB | As of: 2026-10-20

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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