Marsa Al Saadiyat: The Complete Masterplan Guide

Marsa Al Saadiyat was inaugurated on 22 July 2026 by H.H. Sheikh Khaled bin Mohamed bin Zayed Al Nahyan, with Aldar putting a AED 100 billion (~US$27.2 billion) figure on the project. That number has driven a lot of press coverage. Here's what it actually buys, based on Aldar's own materials and the reporting that followed.

The scale

Marsa Al Saadiyat covers 6.4 million square metres, described by Aldar as activating "the final phase of Saadiyat Island's masterplan." The waterfront runs to 8km of coastline, including a 5.6km beach. Aldar has also detailed 140km of walking paths and a 46km cycling loop across the destination, along with what it describes as set to become Abu Dhabi's largest marina.

Detail	Figure
Total investment	AED 100 billion (~US$27.2bn)
Site size	6.4 million m²
Coastline	8km
Beach	5.6km
Walking paths	140km
Cycling loop	46km
Planned population	Almost 60,000
Marina	Described as Abu Dhabi's largest on completion
Transport	Etihad Rail underground station; road/tunnel links to Umm Yifeenah and Reem islands
Site works begin	Q3 2026

Residential

Aldar's planned population figure for Marsa is almost 60,000 people, spread across a housing mix described as including private mansions, luxury villas, waterfront apartments, branded residences, and hillside standalone villas. Talay - 351 standalone villas, is the first residential community released within this masterplan, with sales opening 23 September 2026. See our dedicated Talay buyer's guide for what's confirmed about that specific release.

Connectivity

Marsa connects via roads and tunnels to Umm Yifeenah Island and Reem Island, and will include an Etihad Rail underground high-speed rail station integrated into a transit-oriented development hub, a materially different connectivity proposition than most existing Saadiyat enclaves, which rely on road access alone.

What's not yet detailed publicly

Aldar's released materials do not specify an exact hotel count, retail gross leasable area, or full school count for the wider Marsa masterplan beyond the "three schools" cited near Talay specifically. We'd treat these as open questions rather than fill them with a broker's estimate, if hospitality and retail scale matter to your decision, ask Aldar's sales office directly for the current masterplan documentation rather than relying on secondary sources.

Is this really "the final phase"?

Aldar's own materials describe Marsa as activating the final phase of Saadiyat's current masterplan. That's a meaningful statement about how Aldar currently sees the island's build-out boundary, but it isn't an independently audited guarantee against any future re-scoping. We've written a dedicated analysis testing that specific claim, since it underpins a lot of the scarcity argument used to sell property elsewhere on Saadiyat.

Timeline

Site-enabling and infrastructure works were set to commence in Q3 2026, shortly after the July 2026 inauguration. No overall masterplan completion date has been published, treat Marsa as a long-horizon, multi-phase destination rather than a project with a single delivery date, in the same way Saadiyat Island itself has developed over more than a decade.

Why this matters beyond Talay

Marsa isn't just a backdrop for one villa launch, it's a significant addition to Saadiyat's total residential capacity, with implications for existing Saadiyat property owners (see our analysis of how Marsa could affect existing values) and for anyone evaluating the "Saadiyat is scarce" argument used across the island's marketing (see our scarcity analysis).

Related analysis

• the Talay buyer's guide
• the Saadiyat Island investment guide
• whether Saadiyat is actually scarce