Under Construction
Marina Bay Sands Expansion
Singapore · Mixed-Use
Safdie Architects' 55-story fourth tower at the iconic Marina Bay Sands — 570 ultra-luxury suites with triple-height sky terraces, paired with a Populous-designed 15,000-seat arena.
Official WebsiteLast verified Jul 16, 2026
5.4 yrs to delivery
43%
AnnouncedBreaking GroundConstructionOpening SoonNow Open
07.15.25
Start
2031
Completion
570
Keys
570
Units
55
Floors
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The story so far
Announced 2025 est.
Financing secured 2025Las Vegas Sands secured a S$12B (US$9B) loan — Singapore's largest-ever corporate loan; 4th tower to add 570 luxury suites
mustsharenews.comBroke ground Jul 16, 2025Groundbreaking on the US$8B IR2 fourth tower (Safdie Architects; ~570 all-suite keys, 55 storeys, 15,000-seat arena) (CNN).
cnn.comUnder construction
Expected opening 2031
Milestones are dated to when they actually happened and linked to their source. This record fills in over time as TMW tracks the project.
Developer & design
Developer
Architects
Common questions
Frequently asked
Where is Marina Bay Sands Expansion located?
Marina Bay Sands Expansion is located in Singapore.
When will Marina Bay Sands Expansion be completed?
Marina Bay Sands Expansion is under construction, with completion expected in 2031.
Who is developing Marina Bay Sands Expansion?
Marina Bay Sands is the developer behind Marina Bay Sands Expansion.
Who designed Marina Bay Sands Expansion?
Marina Bay Sands Expansion was designed by Safdie Architects, Populous.
How big is Marina Bay Sands Expansion?
Marina Bay Sands Expansion rises 55 stories with 570 residences and 570 hotel keys.