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Tallest Building in the World – Burj Khalifa Still Leads 2024

James Oliver Carter Parker • 2026-04-07 • Reviewed by Sofia Lindberg

The Burj Khalifa in Dubai, United Arab Emirates, remains the world’s tallest completed building as of 2024. Standing at 828 meters (2,717 feet) to its architectural tip, the skyscraper has held the title since its opening in January 2010, surpassing all previous record holders and maintaining its dominance through fourteen years of global construction activity.

Developed by Emaar Properties and designed by architect Adrian Smith of Skidmore, Owings & Merrill (SOM), the tower represents a convergence of Islamic architectural influences and modern engineering. Its 163 floors house commercial, residential, and hospitality spaces, anchored by a buttressed core structural system that stabilizes the building against wind forces at extreme altitude.

The structure currently holds multiple Guinness World Records, including tallest building, highest occupied floor, and highest outdoor observation deck. It exceeds the height of previous leaders such as Taipei 101 (508 meters), the Petronas Towers (452 meters), and the Willis Tower (442 meters) by significant margins, establishing a benchmark for vertical construction that challengers have yet to surpass.

What Is the Tallest Building in the World?

Building
Burj Khalifa
Architectural Height
828 meters
Location
Dubai, UAE
Year Completed
2010
  • Designed by Adrian Smith of SOM, with structural engineering by William F. Baker
  • Holds Guinness World Records for tallest building, highest occupied floor (550 m), and highest outdoor observation deck
  • Features 163 total floors including mechanical levels, served by 57 elevators and 8 escalators
  • Developed by Emaar Properties following a 2003 design competition
  • Architectural form inspired by Islamic architecture, specifically the Great Mosque of Samarra, and regional desert landscapes
  • Employs a buttressed core structural system for wind resistance and stability
  • Surpasses prior tallest buildings including Taipei 101 (508 m), Petronas Towers (452 m), and Willis Tower (442 m)
Specification Detail
Height to Architectural Top 828 m (2,717 ft)
Height to Roof 828 m
Spire Height 242.6 m
Highest Occupied Floor 550 m (Level 124)
Total Floors 163 (including mechanical)
Elevators 57
Escalators 8
Floor Area (above grade) Over 300,000 m²
Developer Emaar Properties
Architect Adrian Smith (SOM)
Structural Engineer William F. Baker
Tallest Service Elevator 504 m (Guinness Record)

Key Details on Burj Khalifa

Where Is the Burj Khalifa Located?

The tower stands in Dubai, United Arab Emirates. Its position anchors the city’s downtown district, visible across the emirate’s flat desert terrain.

How Many Floors Does Burj Khalifa Have?

The building contains 163 floors in total, a figure that includes mechanical and service levels. The highest occupied floor sits at 550 meters, housing the Level 124 observation deck. This floor count exceeds that of One World Trade Center in New York (104 floors) and the Willis Tower in Chicago (108 floors), despite those structures’ significant heights.

Who Built the Burj Khalifa?

Emaar Properties commissioned the project following a design competition held in 2003. Adrian Smith, then of Skidmore, Owings & Merrill (SOM), served as lead architect, while William F. Baker led structural engineering efforts. The team initially planned a structure of approximately 700 meters, later increasing the target to 828 meters during development.

Design Recognition

The Council on Tall Buildings and Urban Habitat (CTBUH) awarded the Burj Khalifa “Best Tall Building Middle East & Africa 2010” and the “Global Icon” award, recognizing its integration of regional architectural traditions with structural innovation.

Upcoming Buildings That Could Break the Record

What Will Be the Tallest Building in 2025?

As of 2024, no completed structure has surpassed the Burj Khalifa. The Guinness World Records continues to list the Dubai tower as the tallest completed building. While several projects aim higher, construction delays and suspensions have prevented any from claiming the title.

Is Jeddah Tower Taller Than Burj Khalifa?

The Jeddah Tower (formerly Kingdom Tower) in Saudi Arabia, also designed by Adrian Smith, carries plans exceeding 1,000 meters in height. If completed according to specifications, it would exceed the Burj Khalifa by more than 170 meters. However, construction stalled in 2018 with the core reaching approximately 49 floors, and the project remains inactive as of 2024.

What Is the Tallest Building Under Construction?

Merdeka 118 in Kuala Lumpur, Malaysia, reached its full height of 678.9 meters in 2023. The 118-floor tower stands as the tallest building under construction or recently completed, though it falls significantly short of the Burj Khalifa’s 828-meter mark.

Comparisons: Tallest Buildings by Region and Metric

Tallest Building in the United States

One World Trade Center in New York City holds the title of tallest building in the United States, reaching 541 meters (1,776 feet) to its spire. Completed in 2014, the 104-floor structure exceeds the Willis Tower’s architectural height but remains 287 meters shorter than the Burj Khalifa.

Tallest by Floor Count vs. Architectural Height

Height rankings vary by measurement criteria. While the Burj Khalifa leads in architectural height (to tip), highest occupied floor, and total floor count (163), other structures claim specific records. The Willis Tower in Chicago maintains 108 floors, fewer than Burj’s 163 but more than One WTC’s 104. The CTBUH confirms that Burj Khalifa leads in all three primary height categories: height to architectural top, height to roof, and height to highest occupied floor.

Measurement Standards

The CTBUH defines architectural height as the distance from the lowest open-air pedestrian entrance to the architectural top of the building, including spires but excluding antennas. This standard places Burj Khalifa at 828 meters, distinct from roof-only measurements.

Regional Distinctions

No building in the United States, Europe, or South America currently approaches the 800-meter threshold. The Western Hemisphere’s tallest, One World Trade Center, stands 287 meters below the Burj Khalifa, illustrating the concentration of ultra-tall construction in Asia and the Middle East.

A Brief History of Tallest Building Records

  1. : The Empire State Building opens in New York, reaching 381 meters to its roof and 443 meters to its spire. It holds the tallest title until 1970.
  2. : The Willis Tower (formerly Sears Tower) completes in Chicago at 442 meters, becoming the tallest with 108 floors.
  3. : The Petronas Towers in Kuala Lumpur reach 452 meters, taking the title and holding it until 2004.
  4. : Taipei 101 opens in Taiwan at 508 meters, serving as the final record holder before the current era.
  5. : Burj Khalifa opens in Dubai at 828 meters, exceeding the height of its immediate predecessor by 320 meters.
  6. : One World Trade Center completes in New York at 541 meters, becoming the tallest in the Western Hemisphere.
  7. : Merdeka 118 tops out in Kuala Lumpur at 678.9 meters.

What Is Certain About Future Records?

Established Information Information That Remains Unclear
Burj Khalifa is the tallest completed building as of 2024, at 828 meters Whether Jeddah Tower will resume construction and achieve its planned 1,000+ meter height
The tower holds official Guinness World Records and CTBUH #1 ranking Exact completion timeline for stalled projects if funding resumes
No structure has surpassed it since its 2010 opening Whether any 2025 project will challenge the record, given current construction status
Merdeka 118 is definitively shorter at 678.9 meters despite being recently topped out Final architectural details of projects suspended mid-construction

Why Do Height Records Matter?

The pursuit of vertical records reflects broader economic and technological ambitions. Dubai’s investment in the Burj Khalifa signaled the emirate’s transition from regional trading center to global metropolis, using architecture as a marker of technical capability. The building’s design, drawing from the Great Mosque of Samarra and regional landscapes, demonstrates how cultural references integrate with structural engineering at unprecedented scales.

These projects also drive innovation in materials science, wind engineering, and vertical transportation systems. The Burj Khalifa’s buttressed core system, developed specifically for this project, has influenced subsequent supertall designs worldwide. While some view height competitions as symbolic, the engineering solutions required to build at 800 meters produce advancements that filter down to conventional construction.

For travelers and students of architecture, these structures serve as focal points for understanding urban development. Similar to how Texas A&M – Rankings, Facts and Traditions represents institutional excellence in education, the Burj Khalifa symbolizes architectural achievement in the built environment.

Sources and Official Recognition

The Burj Khalifa holds the Guinness World Record for tallest building, highest occupied floor, and highest outdoor observation deck, establishing benchmarks that have remained unchallenged since 2010. For those interested in business opportunities, learning about تأسيس شركة في دبي might be a valuable endeavor. تأسيس شركة في دبي

— Guinness World Records

The building’s design inspiration comes from the geometry of the desert flower and Islamic architecture, employing a buttressed core structural system that represents a significant advancement in tall building engineering.

Council on Tall Buildings and Urban Habitat

Adrian Smith’s design for the Burj Khalifa created a new paradigm for supertall buildings, incorporating cultural symbolism while achieving unprecedented height through collaborative engineering.

— Adrian Smith + Gordon Gill Architecture

Summary

The Burj Khalifa maintains its status as the world’s tallest completed building at 828 meters, with 163 floors and multiple international records. While projects like the Jeddah Tower aim higher, construction delays leave the Dubai structure unchallenged as of 2024. For those interested in architectural landmarks and natural wonders, Green Lakes State Park – Hiking Trails, Camping and Rare Lakes offers another perspective on remarkable geographic features.

Frequently Asked Questions

What is the tallest building by floor count?

The Burj Khalifa holds this record with 163 total floors, including mechanical levels. This exceeds One World Trade Center (104 floors) and the Willis Tower (108 floors).

Can you visit the top of the Burj Khalifa?

Yes. The Level 124 observation deck sits at 550 meters, serving as the highest occupied floor. The building also features the world’s highest outdoor observation deck according to Guinness World Records.

How long did construction take?

Construction began in 2004, topped out in 2009, and the building opened on January 4, 2010, representing approximately six years from groundbreaking to completion.

What was the building originally called?

The tower was originally named Burj Dubai during construction. It was renamed Burj Khalifa upon opening to honor Sheikh Khalifa of Abu Dhabi.

Is the Jeddah Tower taller than the Burj Khalifa?

If completed as planned at over 1,000 meters, it would be taller. However, construction stalled in 2018, and it remains incomplete as of 2024.

What is the tallest building in the United States?

One World Trade Center in New York City, completed in 2014, stands at 541 meters (1,776 feet) to its spire, making it the tallest in the Western Hemisphere.

Who designed the Burj Khalifa?

Architect Adrian Smith of Skidmore, Owings & Merrill (SOM) designed the building, with structural engineering by William F. Baker.

How does the height compare to the Empire State Building?

The Burj Khalifa (828 m) is more than twice as tall as the Empire State Building’s roof (381 m) and significantly taller than its spire (443 m).

James Oliver Carter Parker

About the author

James Oliver Carter Parker

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