Data Studies

The Research & Thought Leadership division of the CTBUH performs objective research at all scales and distributes findings in the form of data studies that highlight critical issues facing tall buildings and future cities.

Latest Study

16 April 2025 | Tall Buildings in Numbers

CTBUH 2025 Global Activity Series: Europe

Europe, though not a leader in tall buildings by height, is rapidly growing skyward through applications of sustainable vertical density. Over half of Europe's 1,217 buildings over 100 meters in height (100 m+) have been completed since 2010, and the list of 183 European cities building to that height continues to grow exponentially. This interacti...

All Studies

11 October 2019 | CTBUH Journal 2019 Issue IV

Tall Buildings in Numbers: 50 Years of Tall Building Evolution

The default image of the skyscraper for the past 50 years in the public imagination has likely been the extruded, rectilinear corporate “box,” derived from the postwar model of min...

29 July 2019 | CTBUH Journal Issue III

Highest Special-Purpose Spaces

Since humans first began constructing tall buildings, history has been cluttered with claims of all manner of “highest” records. In this study, we examine those claims to unconvent...

25 April 2019 | CTBUH Journal 2019 Issue II

Tall Buildings in Numbers: World's Tallest Offset-Core Buildings

There has long been an interest in separating the service cores of tall buildings from the main programmed areas – to create more column-free, easily-configured floor space; to sym...

31 January 2019 | CTBUH Journal 2019 Issue I

Interactive Study on Tall Buildings in Numbers: 2018 Year in Review

In 2018, 143 buildings of 200 meters’ height or greater were completed. This is a slight decrease from 2017’s record-breaking total of 147, and it brings the total number of 200-me...

20 October 2018 | CTBUH Journal, 2018 Issue IV

The Middle East: 30+ Years of Building Tall

The Middle East region is hosting its first CTBUH International Conference since 2008. In that year, there were 119 completed buildings of 150 meters or greater height. Ten years l...

27 April 2018 | CTBUH Journal, 2018 Issue II

World's Tallest Demolished Buildings

Although the world has more than 1,300 buildings of 200 meters or higher, no tall building of more than 187 meters has been demolished, with the exception of the World Trade Center...