List of most expensive buildings

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.

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 120 120
Hinkley Point C nuclear power station Somerset  United Kingdom EDF Energy 2027 40.00
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 İçel  Turkey Denis Sezemin Akkuyu Nükleer Güç Santrali A.Ş. 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 2024 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
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 5.50 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 5.00 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 4.10 5.09
Asia Square Singapore  Singapore Denton Corker Marshall with Architects61 CapitaLand Integrated Commercial Trust, Qatar Investment Authority 2013 4.06 4.49
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 3.80 4.49
Marina Bay Financial Centre Singapore  Singapore Kohn Pedersen Fox with DCA Architects Hongkong Land, Keppel REIT, Suntec REIT, DBS Bank 2010 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 3.75
Central Boulevard Towers Singapore  Singapore CallisonRTKL with Architects61 IOI Group 2023 2.52 2.64
Venetian Macau Macau  Macau Aedas Las Vegas Sands 2005 2.40 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
New Children's Hospital Dublin  Ireland Benedict Zucchi Children's Health Ireland 2025 2.4
Raffles City Singapore  Singapore I. M. Pei, Architects61 CapitaLand 1997 2.35 2.46
Guoco Tower Singapore  Singapore Skidmore, Owings & Merrill with Architects61 Guoco Group 2016 2.27 2.56
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
Taipei 101 Taipei  Taiwan C.Y. Lee & Partners Taipei Financial Center Corporation 2004 1.80 2.58
Royal Adelaide Hospital Adelaide  Australia Silver Thomas Hanley & DesignInc Government of South Australia 2017 2.1
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 1.7 (18 B SEK) 1.94
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 Lyons 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 1.50 1.59
Wembley Stadium London  UK 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 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
8 Shenton Way 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