Ilha do Naná
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Ilha do Naná 2
Ilha do Naná 3
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Ilha do Naná

Baía da Ribeira, Angra dos Reis, Brazil · 15.4 acres · Freehold

$4,100,000 USDListed 71 days ago
Acreage
15.4
Price/acre
$266,234 USD
Ownership
Freehold
Development
Developed

About This Island

Ilha do Naná, also marketed as Maná Island, sits in the Baía da Ribeira, the eastern arm of Angra dos Reis bay on Brazil's Costa Verde, two hours south of Rio de Janeiro. The property is one of the genuinely rare available freehold islands in what is widely considered the most celebrated yachting bay in the southern Atlantic.

The Brazilian Navy's official nautical charts identify the island at latitude 22°58'36.6"S, longitude 44°35'22.4"W. The position places Ilha do Naná closer to Mangaratiba than to the historic centre of Angra dos Reis itself, in the quieter and more refined eastern half of the bay, where the highest-value private islands of the region have concentrated for decades.

It is offered as a turnkey leisure property, with the existing development primed for immediate occupation.


The Property

The existing built footprint is complete and configured for immediate residential use, with no significant construction required to bring the island into service.

  • A 120 m² main house as the primary residence
  • Four waterfront bungalows, distributed along the shoreline
  • A separate caretaker's accommodation, supporting year-round on-site management
  • A covered dining area and bar adjacent to the bungalows, configured as the social heart of the property
  • A stone-carved freshwater pool, cut into the natural rock of the island
  • Landscaped lawns between the structures
  • A helipad for direct helicopter arrivals from Rio de Janeiro, São Paulo, and the surrounding region
  • Solar power throughout, with the island operating entirely off-grid

The property has been designed for the rhythm of an Angra dos Reis weekend household: arrival by helicopter or by boat from the mainland, accommodation distributed between a main house for the family and bungalows for guests, the covered dining area as the gathering point for long Brazilian lunches and dinners, and the pool as the centre of the daylight hours.


The Setting

Angra dos Reis is the most island-dense coastal region in Brazil, with approximately 365 islands scattered across the bay (a number that has earned the bay its informal description as having one island for every day of the year). The municipality, together with neighbouring Paraty, was inscribed in 2019 by UNESCO as the Paraty and Ilha Grande Culture and Biodiversity World Heritage Site, recognising the region's unique combination of preserved Atlantic Forest, traditional cultural landscapes, and one of the most biodiverse coastal marine systems in the world.

The wider Angra dos Reis coastline is protected by overlapping conservation designations:

  • Tamoios Environmental Protection Area (21,400 hectares), covering all islands in the municipality
  • Ilha Grande State Park (12,072 hectares), on the largest island in the bay
  • Praia do Sul Biological Reserve (3,502 hectares), and the Aventureiro Sustainable Development Reserve

Together, these reserves protect 87% of Ilha Grande and significant portions of the surrounding mainland and islands, ensuring that the Costa Verde character of the region is durable rather than at risk of being overrun.

Within the bay itself, Angra dos Reis has been the preferred weekend and summer-house region for Rio de Janeiro's wealthiest families since the 19th century. The bay's combination of sheltered deep water for yachts, protected beaches, dramatic mountain backdrops dropping straight into the sea, and the year-round mild subtropical climate has made it one of the most consistently desirable private real estate markets in Latin America.


The Bay's Rhythm

The character of an Angra dos Reis property is built around the water, the boats, and the social geography of the bay.

The bay's water is clear, calm in the protected channels, and warm enough year-round for unrestricted swimming. The surrounding Mata Atlântica (Atlantic Forest) provides the dramatic green backdrop that gives the Costa Verde its name, with the steep mountain wall of the Serra do Mar rising directly behind the islands.

The boating culture is the central activity. Yachts move between the islands, between the marinas of Angra dos Reis town and Paraty, and out to Ilha Grande, the large preserved island of the bay with its hiking trails and Lopes Mendes beach (consistently ranked among Brazil's finest). The yacht clubs of Angra dos Reis are among the most prestigious in Brazil, with the Marina Verolme and Marina Porto Bracuhy servicing the high-end fleet.

For the property's owner, the rhythm of weekends and summer is the boat circuit: lunches at neighbouring island estates, dinners on the mainland, day trips to the historic colonial town of Paraty (45 minutes by yacht to the west), and the closed-circuit Brazilian luxury social life that has continued in this bay for generations.


Access

  • From Rio de Janeiro (GIG): approximately 2 hours by car to Angra dos Reis, with international connections from Europe, North America, and most major South American capitals
  • From São Paulo (GRU): approximately 4 hours by car, or under an hour by helicopter
  • By helicopter: direct landing on the island's helipad from Rio de Janeiro (45 minutes) or São Paulo (50 minutes); helicopter charter is the standard arrival mode for the bay's high-end residents
  • From the mainland boat dock: approximately 10 to 20 minutes by private launch, depending on the specific mainland departure point in Angra dos Reis or Mangaratiba

A buyer leaving Rio de Janeiro in the morning is on the island by lunch. A buyer leaving São Paulo by helicopter is on the island within the hour.


A Note on Brazilian Ownership

Brazil welcomes foreign buyers under straightforward property law, with direct freehold acquisition available to foreign individuals and entities on the same terms as Brazilian nationals, with limited exceptions for rural border-zone properties (none of which apply to Angra dos Reis coastal real estate).

A licensed Brazilian property lawyer should structure the transaction. The country's tax framework, the standard registration process through the cartório, and the working market for foreign-held coastal real estate in the Angra dos Reis region make this one of the more accessible Latin American jurisdictions for international private island acquisition.


The Position

Ilha do Naná is a turnkey private island in the most established and most prestigious yachting bay in Brazil, with a complete existing built footprint (main house, four waterfront bungalows, caretaker's residence, dining pavilion, pool, helipad), off-grid solar infrastructure, and the location two hours by car or under an hour by helicopter from both of South America's largest cities.

For a buyer looking to enter the Brazilian Costa Verde private-island market with immediate occupancy rather than a multi-year construction project, Ilha do Naná is the rare configuration where the property is ready and the bay is in front of you.

The Bay of Angra dos Reis has been the weekend home of Brazil's wealthy for a hundred and fifty years. Ilha do Naná is the way to acquire a piece of it.

Insights

Everything You Need To Know

Location
Brazil
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Historical Satellite

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2026 · Current
Drag to pan · Scroll to zoom · Maps stay in syncPast: Esri Wayback Archive · Present: Esri World Imagery / Maxar
Climate & Risk

South America

Very Low Storm Risk
Monthly Probability Of Named Storm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
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Dec
Best Months To Visit
April – October (dry)
Avoid
January – March (wet, muggy)
Avg Named Storms / Year
0.5
Major Hurricanes (Last Decade)
0
The South Atlantic almost never produces hurricanes. The Brazilian coast is among the safest tropical regions globally for storm risk — significantly safer than Caribbean.
Sources: NOAA NHC, IPCC AR6, World Bank Climate Knowledge Portal · Updated 2026
Jurisdiction

Brazil

Detailed jurisdiction data for Brazil coming soon. Browse our buying guides for general information.

True Cost Estimator

What This Island Will Actually Cost

Beyond the asking price: closing, infrastructure, and the first year of operating costs.

$4.1MUSD
$300K$50M
Year-One Total Cost
$5,064,5501.2× Purchase
Purchase
$4,100,000
Closing Costs (~7%)
$287,000
Infrastructure
$480,000
Year 1 Operating
staff + tax + insurance + maint
$197,550
$4,100,000 USD
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