In the following, a building is defined as a structure with a roof and walls that stands permanently in one place. Airports are excluded as their construction cost includes runways and systems; however, terminal buildings are included in the list.
Indicates buildings still under construction that have been architecturally topped out but not yet fully opened
| Building | City | Country | Architect/designer | Current owner(s) | Completed/ will complete | Nominal cost ($USbillion) | Inflation-adjusted cost, 2021 ($USbillion) |
|---|---|---|---|---|---|---|---|
| The Great Mosque of Mecca or Masjid al-Haram (Expansion Project) | Mecca | Saudi Arabia | KSA | Government of Saudi Arabia | 2025 | 12 | 120 |
| Hinkley Point C nuclear power station | Somerset | United Kingdom | EDF Energy | 2027 | 40.0 | ||
| Plant Vogtle (Units 3 & 4) | Waynesboro, Georgia | United States | Georgia Power, Southern Company | 2023 | 30.00 | ||
| ITER | Saint-Paul-lès-Durance | France | Bernard Bigot | ITER | 2025 | 25.00 | |
| Flamanville 3 | Flamanville | France | 2023 | 21.93 | |||
| Akkuyu Nuclear Plant | Mersin | Turkey | Denis Sezemin | Akkuyu Nuclear Power Plant | 2023 | 20.00 | |
| Abraj Al Bait | Mecca | Saudi Arabia | Saudi Binladin Group | Government of Saudi Arabia | 2012 | 16.00 | 18.89 |
| Rooppur Nuclear Power Plant | Pabna | Bangladesh | Bangladesh Atomic Energy Commission | 2025 | 12.65 | ||
| Olkiluoto 3 | Eurajoki | Finland | Areva | Teollisuuden Voima | 2023 | 12.4 | 12.4 |
| Mochovce Nuclear Power Plant (block 3 & 4) | Mochovce | Slovakia | Slovenské elektrárne | Slovenské elektrárne | 2023 | 7.61 | 46.75 |
| International Finance Centre | Hong Kong | Hong Kong SAR | Pelli Clarke Pelli Architects | Sun Hung Kai Properties, Henderson Land Development, Towngas | 2003 | 6.4 | 9.43 |
| SoFi Stadium | Inglewood | United States | HKS, Inc. | Kroenke Sports & Entertainment | 2020 | 5.5 | 5.94 |
| Marina Bay Sands | Singapore | Singapore | Moshe Safdie | Las Vegas Sands | 2010 | 5.5 | 6.83 |
| Marina One | Singapore | Singapore | Ingenhoven Architects | Khazanah Nasional Berhad, Temasek Holdings | 2017 | 5.32 | 5.88 |
| Apple Park | Cupertino, California | United States | Foster and Partners | Apple Inc. | 2017 | 5.0 | 5.72 |
| Resorts World Sentosa | Singapore | Singapore | Michael Graves | Genting Group | 2010 | 4.93 | 6.13 |
| Wynn Palace | Cotai | Macau | Butler/Ashworth Architects and Wong & Ouyang | Wynn Resorts | 2016 | 4.2 | 5.22 |
| The Cosmopolitan | Las Vegas | United States | Friedmutter Group with Arquitectonica | The Blackstone Group | 2010 | 4.1 | 5.09 |
| Asia Square | Singapore | Singapore | Denton Corker Marshall with Architects61 | CapitaLand Integrated Commercial Trust, Qatar Investment Authority | 2013 | 4.06 | 4.49 |
| One Bangkok | Bangkok | Thailand | SOM, A49, KPF, Lead8 | TCC Assets(Thailand), Frasers Property(Thailand) | 2030 | 3.9 | |
| Suntec City | Singapore | Singapore | I. M. Pei with DP Architects and Tsao & McKown Architects | Suntec REIT | 1997 | 3.81 | 3.81 |
| One World Trade Center | New York City | United States | Skidmore, Owings & Merrill | The Port Authority of New York and New Jersey | 2012 | 3.8 | 4.49 |
| New Commanders Stadium | Washington, D.C. | United States | TBD | Events DC | 2030 | 3.7 | |
| Marina Bay Financial Centre | Singapore | Singapore | Kohn Pedersen Fox with DCA Architects | Hongkong Land, Keppel REIT, Suntec REIT, DBS Bank | 2012 | 3.21 | 3.99 |
| Lotte World Tower | Seoul | South Korea | James von Klemperer | Lotte Corporation | 2016 | 3.11 | 4.31 |
| Emirates Palace | Abu Dhabi | United Arab Emirates | John Elliott | Abu Dhabi Government | 2005 | 3.00 | 4.16 |
| Palace of the Parliament | Bucharest | Romania | Anca Petrescu | Romanian Government | 1997 | 3.00 | 5.06 |
| Wynn Resort | Las Vegas | United States | Butler/Ashworth Architects and Jerde Partnership | Wynn Resorts | 2005 | 2.70 | 5.13 |
| Central Boulevard Towers | Singapore | Singapore | CallisonRTKL with Architects61 | IOI Group | 2023 | 2.52 | 2.64 |
| Venetian Macau | Macau | Macau | Aedas | Las Vegas Sands | 2005 | 2.4 | 3.33 |
| City of Dreams | Macau | Macau | Arquitectonica | Melco Crown Entertainment | 2009 | 2.40 | 3.03 |
| Antilia | Mumbai | India | Perkins and Will and Hirsch Bedner Associates | Mukesh Ambani | 2010 | 2.6 | 3.23 |
| Raffles City | Singapore | Singapore | I. M. Pei, Architects61 | CapitaLand | 1986 | 2.35 | 2.46 |
| Guoco Tower | Singapore | Singapore | Skidmore, Owings & Merrill with Architects61 | Guoco Group | 2016 | 2.27 | 2.56 |
| National Children's Hospital | Dublin | Ireland | Benedict Zucchi | Children's Health Ireland | 2026 | 2.2 | |
| Comcentre | Singapore | Singapore | Kohn Pedersen Fox | Singtel | 2028 | 2.19 | 2.19 |
| Marina Square Complex | Singapore | Singapore | John Portman & Associates | UOL Group, Mandarin Oriental Hotel Group | 1986 | 2.17 | 2.17 |
| Royal Adelaide Hospital | Adelaide | Australia | Silver Thomas Hanley & DesignInc | Government of South Australia | 2017 | 2.1 | |
| Taipei 101 | Taipei | Taiwan | C.Y. Lee & Partners | Taipei Financial Center Corporation | 2004 | 1.80 | 2.58 |
| The Palazzo | Las Vegas | United States | HKS, Inc. | Las Vegas Sands | 2007 | 1.80 | 2.35 |
| Guoco Midtown | Singapore | Singapore | Denton Corker Marshall | Guoco Group | 2024 | 1.77 | 1.88 |
| Lakhta Center | Saint Petersburg | Russia | RMJM (until 2011), Gorproject | Gazprom Neft | 2018 | 1.77 | 2.09 |
| South Beach | Singapore | Singapore | Foster + Partners | Allianz Real Estate, Gaw Capital, Hoi Hup Realty | 2016 | 1.75 | 2.29 |
| Camp Nou | Barcelona | Spain | Francesc Mitjans and Josep Soteras | FC Barcelona | 2018 | 1.73 | 1.87 |
| Nya Karolinska Hospital | Stockholm | Sweden | Whitearkitekter & White Tengbom team | Region Stockholm | 2018 | 2.4 (23 B SEK) | 2.42 |
| Crown Sydney | Sydney | Australia | WilkinsonEyre | Crown Resorts | 2020 | 1.68 | 1.72 |
| Kemi Bio Product Factory (Kemin biotuotetehdas) | Kemi | Finland | Metsä Group | Metsä Fibre | 2023 | 1.68 | 1.72 |
| Queensland Children's Hospital | Brisbane | Australia | Conrad Gargett | Queensland Government | 2014 | 1.59 (2.2 AU$) | 1.82 |
| Bellagio | Las Vegas | United States | DeRuyter Butler and Atlandia Design | Bellagio (MGM Resorts International is the owner of the company) | 1998 | 1.60 | 2.66 |
| Seat of the ECB | Frankfurt | Germany | Coop Himmelb(l)au | European Central Bank | 2013 | 1.57 | 1.83 |
| Ocean Financial Centre | Singapore | Singapore | César Pelli | Keppel REIT | 2011 | 1.53 | 1.53 |
| DUO | Singapore | Singapore | Ole Scheeren | Allianz Real Estate, Gaw Capital, Hoi Hup Realty | 2018 | 1.5 | 1.59 |
| Wembley Stadium | London | United Kingdom | Foster and Partners | The Football Association | 2006 | 1.50 | 2.02 |
| Yankee Stadium | New York City | United States | Populous | New York City Industrial Development Agency | 2009 | 1.50 | 1.89 |
| Termoelektrarna Šoštanj blok 6[circular reference] | Šoštanj | Slovenia | n.a. | Government of Slovenia | 2014 | 1.6 | 1.83 |
| Burj Khalifa | Dubai | United Arab Emirates | Skidmore, Owings, & Merrill | Emaar Properties | 2010 | 1.5 | 1.86 |
| The One | Toronto | Canada | Foster and Partners, Core Architects | Mizrahi Developments | 2027 | 1.4 | |
| CapitaSpring | Singapore | Singapore | Bjarke Ingels Group, Carlo Ratti | CapitaLand | 2021 | 1.35 | 1.35 |
| Skywaters Residences | Singapore | Singapore | Skidmore, Owings & Merrill | Perennial Holdings | 2028 | 1.24 | 1.24 |
| Frasers Tower | Singapore | Singapore | DP Architects | Frasers Property, National Pension Service | 2018 | 1.45 | 1.54 |
| Gigafactory 1 | Storey County, Nevada | United States | HOK, Bennett Wagner & Grody Architects, RMH Group, Rocky Mountain Institute, Mortenson Construction, and CH2M HILL | Tesla, Inc. | 2020 | 1.31 | 1.5 |
| Äänekoski Bio Product Factory (Äänekosken biotuotetehdas) | Äänekoski | Finland | Metsä Group | 2017 | 1.33 (1.2B€) | 1.47 | |
| Mall of Tripla | Helsinki | Finland | Arkkitehdit Soini & Horto | YIT, Ilmarinen | 2019 | 1.33 (1.1 B€) | 1.39 |
| 181 Mercer Street | New York | United States | Davis Brody Bond | New York University | 2023 | 1.285 | 1.45 |
| Jewel Changi Airport (mixed-use building) | Singapore | Singapore | Moshe Safdie | Changi Airport Group | 2019 | 1.26 | 1.42 |
| Comcast Technology Center | Philadelphia | United States | Foster and Partners | Comcast | 2018 | 1.5 | 1.62 |
| Merdeka 118 | Kuala Lumpur | Malaysia | Fender Katsalidis in association with RSP KL | PNB Merdeka Ventures Sdn Bhd | 2023 | 1.21 | |
| Cinnamon Life Integrated Resort | Colombo | Sri Lanka | Cecil Balmond | John Keells Holdings | 2024 | 1.2 | 1.2 |
| Petronas Twin Towers | Kuala Lumpur | Malaysia | César Pelli | KLCC Holdings | 1999 | 1.16 | 1.89 |
| CapitaGreen | Singapore | Singapore | Toyo Ito | CapitaLand | 2014 | 1.11 | 1.31 |
| Parliament House | Canberra | Australia | Romaldo Giurgola | Parliament of Australia | 1988 | 0.848 | 1.7 |
| Bełchatów Power Station 858 MW unit | Bełchatów | Poland | Pge | 2011 | 1.29 | 1.55 |
See also
- Megaproject
- List of megaprojects
- List of largest buildings
- List of tallest buildings
- List of largest hotels
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