List of most expensive buildings


Below lists the most expensive buildings in the world, which cost the most money to construct. As of 2019 the most expensive building is the Masjid Al Haram in Saudi Arabia, which costs around 100 billion $US.
Note: A building is briefly defined as a structure with a roof and walls, standing more or less permanently in one place, such as a house or factory. Airports are excluded as their construction cost includes runways and systems; terminal buildings can still be included in the list.
RankBuildingCityCountryArchitect/designerCurrent ownerCompletedNominal cost Inflation-adjusted cost, 2018
1International Thermonuclear Experimental ReactorSaint-Paul-lès-DuranceBernard BigotITER202525.00
2Abraj Al Bait MeccaDar Al-HandasahKing Salman201215.0
3Olkiluoto 3EurajokiArevaTeollisuuden Voima202012.412.4
4Masjid Al Haram MeccaN/ASaudi Arabian government638 AD10.6 unknown
5Željava Air BaseŽeljavaSFRJCroatian Army19686.0
6Marina Bay SandsSingaporeMoshe SafdieLas Vegas Sands20105.50
7Apple ParkCupertino, CaliforniaFoster and PartnersApple Inc.20175.00
8Resorts World SentosaSingaporeMichael GravesGenting Group20104.93
9SoFi StadiumInglewoodHKS, Inc.Kroenke Sports & Entertainment2020US$4.9 billion
10Wynn PalaceCotaiButler/Ashworth Architects and Wong & OuyangWynn Resorts20164.2
11The CosmopolitanLas VegasFriedmutter Group with ArquitectonicaThe Blackstone Group20104.10
12One World Trade CenterNew York CitySkidmore, Owings & MerrillThe Port Authority of New York and New Jersey20123.80
13Lotte World TowerSeoulJames von KlempererLotte Corporation20163.11
14Emirates PalaceAbu DhabiJohn ElliottAbu Dhabi Government20053.00
15Palace of the ParliamentBucharestAnca PetrescuRomanian Government19973.00
16Nya Karolinska HospitalStockholmWhitearkitekter & and White Tengbom teamRegion Stockholm2018c. 1.5
17Wynn ResortLas VegasButler/Ashworth Architects and Jerde PartnershipWynn Resorts20052.70
18Venetian MacauMacauAedasLas Vegas Sands20052.40
19City of DreamsMacauArquitectonicaMelco Crown Entertainment20092.40
20Djamaa el Djazaïr AlgiersKSP Jürgen Engel ArchitektenMinistry of Religious Affairs and Endowments20192.0
21National Children's HospitalDublinBenedict ZucchiIrish Government20232.0
22Taipei 101TaipeiC.Y. Lee & PartnersTaipei Financial Center Corporation20041.80
23The PalazzoLas VegasHKS, Inc.Las Vegas Sands20071.80
24Lakhta CenterSaint PetersburgRMJM, GorprojectGazprom Neft20181.77
25Royal Adelaide HospitalAdelaideSilver Thomas Hanley & DesignIncGovernment of South Australia20171.61
26BellagioLas VegasDeRuyter Butler and Atlandia DesignBellagio 19981.60
27Seat of the ECBFrankfurtCoop HimmelbauEuropean Central Bank20131.57222
28Wembley StadiumLondonFoster and PartnersThe Football Association20061.50
29Yankee StadiumNew York CityPopulousNew York City Industrial Development Agency20091.50
30Termoelektrarna Šoštanj blok 6Šoštanjn.a.Slovenian Government20141.6
31Burj KhalifaDubaiSkidmore, Owings, & MerrillEmaar Properties20101.5
32Gigafactory 1Storey County, NevadaHOK, Bennett Wagner & Grody Architects, RMH Group, Rocky Mountain Institute, Mortenson Construction, and CH2M HILLTesla, Inc.20201.31
33Mall of TriplaHelsinkiArkkitehdit Soini & HortoYIT, Ilmarinen20191.33
34Jewel Changi Airport SingaporeMoshe SafdieChangi Airport Group20191.26
35Petronas Twin TowersKuala LumpurCésar PelliKLCC Holdings19991.16
36Parliament HouseCanberraRomaldo GiurgolaParliament of Australia19880.8481.7