Facts

Population

8,396,760

Area

83,878 km² • 32,385 mi²

Density

100.1 people per km²

259.3 people per mi²

First 150m+ Building

Tallest Building

Tallest City

Rankings

by no. of 150m+ completed buildings

#
41

Tallest City in

the World

#
10

Tallest City in

Europe

Buildings

RANK
Name
Status

Completed

Architecturally Topped Out

Structurally Topped Out

Under Construction

On Hold

Proposed

Vision

Never Completed

Demolished

Competition Entry

Canceled

Proposed Renovation

Under Renovation

Renovated

Under Demolition

Height
1 DC Tower I
220 m / 722  ft
2 Millennium Tower
202 m / 663  ft
3 Hochhaus Neue Donau
150 m / 492  ft
4 Vienna Twin Towers
138 m / 453  ft
5 Austro Control Tower
137 m / 449  ft
6 Stephansdom
137 m / 449  ft
7 Maria-Empfängnis-Dom
134 m / 440  ft
8 IZD Turm
130 m / 427  ft
9 VIC Building A-B
127 m / 417  ft
10 ORBI Tower
115 m / 377  ft

CTBUH People & Events

2018 Tall Building Predictions

17 January 2018

Tall Timber: A Global Audit

26 June 2017

Videos

18 October 2016

What’s Next?: How Do We Make Vertical Urban Design?

It seems sometimes as if the further away from the ground we rise, the more architectonic and less urban our buildings become. Skyscrapers have always...

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Research

17 October 2016

A “Fabric-First” Approach to Sustainable Tall Building Design

This research suggests the most effective way for improving energy efficiency in tall buildings is a “fabric-first” approach. This involves optimizing the performance of the...

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Global News

25 February 2019

A Salzburg Architect Has Proposed a Vertical High-Rise Farm

After two years of development, Studio Precht has manifested a modular building system that looks to combat the combined issues of climate change, population growth,...

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