| 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[1] |
120 |
| Hinkley Point C nuclear power station |
Somerset |
United Kingdom |
|
EDF Energy |
2027 |
40.0[2] |
|
| 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[3] |
12.4[4] |
12.4 |
| Mochovce Nuclear Power Plant (block 3 & 4) |
Mochovce |
Slovakia |
Slovenské elektrárne |
Slovenské elektrárne |
2023 |
7.61[5] |
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[6] |
9.43 |
| Regjeringskvartalet |
Oslo |
Norway |
Erling Viksjø |
Statsbygg |
2026 |
5.75[7] |
5.75 |
| SoFi Stadium |
Inglewood |
United States |
HKS, Inc. |
Kroenke Sports & Entertainment |
2020 |
5.5[8] |
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[9] |
5.88 |
| Apple Park |
Cupertino, California |
United States |
Foster and Partners[10] |
Apple Inc. |
2017 |
5.0[11] |
5.72 |
| Resorts World Sentosa |
Singapore |
Singapore |
Michael Graves |
Genting Group |
2010 |
4.93[12] |
6.13 |
| Wynn Palace |
Cotai |
Macau |
Butler/Ashworth Architects and Wong & Ouyang |
Wynn Resorts |
2016 |
4.2[13] |
5.22 |
| The Cosmopolitan |
Las Vegas |
United States |
Friedmutter Group with Arquitectonica |
The Blackstone Group |
2010 |
4.1[14] |
5.09 |
| Asia Square |
Singapore |
Singapore |
Denton Corker Marshall with Architects61 |
CapitaLand Integrated Commercial Trust, Qatar Investment Authority |
2013 |
4.06[15][16] |
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[17] |
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[18] |
4.49 |
| New Commanders Stadium |
Washington, D.C. |
United States |
TBD |
Events DC |
2030 |
3.7[19] |
|
| One Vanderbilt |
New York City |
United States |
Kohn Pedersen Fox |
SL Green Realty, National Pension Service of Korea, Hines Interests Limited Partnership, Mori Building Company |
2020 |
3.31[20] |
|
| Marina Bay Financial Centre |
Singapore |
Singapore |
Kohn Pedersen Fox with DCA Architects |
Hongkong Land, Keppel REIT, Suntec REIT, DBS Bank |
2012 |
3.21[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[22] |
2.64 |
| Venetian Macau |
Macau |
Macau |
Aedas |
Las Vegas Sands |
2005 |
2.4[23] |
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[24] |
2.46 |
| Guoco Tower |
Singapore |
Singapore |
Skidmore, Owings & Merrill with Architects61 |
Guoco Group |
2016 |
2.27[25] |
2.56 |
| National Children's Hospital |
Dublin |
Ireland |
Benedict Zucchi |
Children's Health Ireland |
2026 |
2.2[26] |
|
| Comcentre |
Singapore |
Singapore |
Kohn Pedersen Fox |
Singtel |
2028 |
2.19[27] |
2.19 |
| Marina Square Complex |
Singapore |
Singapore |
John Portman & Associates |
UOL Group, Mandarin Oriental Hotel Group |
1986 |
2.17[28][29] |
2.17 |
| Royal Adelaide Hospital |
Adelaide |
Australia |
Silver Thomas Hanley & DesignInc |
Government of South Australia |
2017 |
2.1[30] |
|
| 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[31] |
1.88 |
| Lakhta Center |
Saint Petersburg |
Russia |
RMJM (until 2011), Gorproject |
Gazprom Neft |
2018 |
1.77[32] |
2.09 |
| South Beach |
Singapore |
Singapore |
Foster + Partners |
Allianz Real Estate, Gaw Capital, Hoi Hup Realty |
2016 |
1.75[33] |
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[34]) |
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[35] |
1.83 |
| Ocean Financial Centre |
Singapore |
Singapore |
César Pelli |
Keppel REIT |
2011 |
1.53[36] |
1.53 |
| DUO |
Singapore |
Singapore |
Ole Scheeren |
Allianz Real Estate, Gaw Capital, Hoi Hup Realty |
2018 |
1.5[37][38] |
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[39][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[40] |
1.86 |
| The One |
Toronto |
Canada |
Foster and Partners, Core Architects |
Mizrahi Developments |
2027 |
1.4[41] |
|
| CapitaSpring |
Singapore |
Singapore |
Bjarke Ingels Group, Carlo Ratti |
CapitaLand |
2021 |
1.35[42] |
1.35 |
| Skywaters Residences |
Singapore |
Singapore |
Skidmore, Owings & Merrill |
Perennial Holdings |
2028 |
1.24[43] |
1.24 |
| Frasers Tower |
Singapore |
Singapore |
DP Architects |
Frasers Property, National Pension Service |
2018 |
1.45[44] |
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[45] |
1.5 |
Äänekoski Bio Product Factory (Äänekosken biotuotetehdas) |
Äänekoski |
Finland |
|
Metsä Group |
2017 |
1.33 (1.2B€)[46] |
1.47 |
| Mall of Tripla |
Helsinki |
Finland |
Arkkitehdit Soini & Horto |
YIT, Ilmarinen |
2019 |
1.33 (1.1 B€)[47][48] |
1.39 |
| 181 Mercer Street |
New York |
United States |
Davis Brody Bond |
New York University |
2023 |
1.285[49] |
1.45 |
| Jewel Changi Airport (mixed-use building) |
Singapore |
Singapore |
Moshe Safdie |
Changi Airport Group |
2019 |
1.26[50] |
1.42 |
| Comcast Technology Center |
Philadelphia |
United States |
Foster and Partners |
Comcast |
2018 |
1.5[51] |
1.62 |
| Merdeka 118 |
Kuala Lumpur |
Malaysia |
Fender Katsalidis in association with RSP KL |
PNB Merdeka Ventures Sdn Bhd |
2023 |
1.21 |
|
| City of Dreams Sri Lanka |
Colombo |
Sri Lanka |
Cecil Balmond |
John Keells Holdings |
2024 |
1.2[52] |
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[53] |
1.31 |
| Parliament House |
Canberra |
Australia |
Romaldo Giurgola |
Parliament of Australia |
1988 |
1.1[54][55] |
2.62 |
| Bełchatów Power Station 858 MW unit |
Bełchatów |
Poland |
|
Pge |
2011 |
1.29[56] |
1.55 |