Notes from the desk · Head to head

Six Fisher Island or Rivage Bal Harbour

Two ways to buy privacy on the water, and one of them involves a boat every single day. The desk at Miami Dossier weighs the friction honestly.

Written by the desk at Miami Dossier, which holds developer material on both buildings and represents neither, for readers who have narrowed it to these two. All comparisons.

The Comparison
31 August 2026

Buyers who put privacy first usually end up comparing these two, and the comparison is really about one number: how many times a week you are willing to take a boat. Everything else about them is closer than it looks.

What these two actually share

Both are new construction at the top of the market in places that are effectively built out, which means both carry a genuine rather than manufactured scarcity argument.

Both offer a degree of filtering that no security programme inside a mainland tower can replicate, because in both cases the filtering is done by the geography and the governance rather than by a front desk.

Where they separate

Access. Fisher Island has no bridge. Everything and everyone arrives by ferry or boat, including deliveries, contractors and guests. Bal Harbour is on Collins Avenue and you drive out of it.

Amenity. Fisher Island has a club with golf, tennis, a marina, restaurants, a spa and a beach, plus a school. Bal Harbour has the Shops and a village, which is a different kind of daily life, more public and more integrated.

The plan. Rivage runs every home through the full depth of the building with ocean on one face and bay on the other, which is a rare geometry on this coast and a daily benefit rather than a specification line.

The question that decides it

Spend a weekend on Fisher Island including a weekday evening. The ferry is either the reason to be there or the thing that ends the experiment, and no amount of analysis substitutes for the experience.

Then ask what you are keeping out. If the answer is passing traffic and noise, Bal Harbour does that. If the answer is everyone who was not invited, only the island does.

Your situation is specific. Tell the desk in one message and we will say what applies to you, what does not, and who to speak with.

Your situation is specific. Tell the desk in one message and we will say what applies to you, what does not, and who to speak with.

Weighed

The two, side by side

Both carry a three-note series at Miami Dossier. What follows is the comparative read that the individual notes deliberately do not attempt.

Six Fisher Island

Fisher Island · ferry access only
A new building on a ~216 acre island with no bridge, full club access, and an island that is finite and effectively finished, which makes the set of new residences on it close to closed.
Suits
A buyer for whom absolute privacy is the first requirement and who has tested the ferry rhythm rather than imagined it.
Does not suit
A household with teenagers, anyone with unpredictable mainland hours, or a buyer who wants to walk to something that is not on the island.

Rivage Bal Harbour

Bal Harbour · the last oceanfront parcel in the village
Related and Two Roads with SOM, Rottet Studio and Enea. Approximately 56 residences, ~2.7 acres, roughly 200 linear feet of private shoreline, and every home running the full depth with ocean and bay exposure. Figures approximate.
Suits
A buyer who wants privacy through village governance rather than through water, with the Shops and a walkable community at the door.
Does not suit
A buyer who wants total seclusion. Bal Harbour is quiet and it is public, and the Shops bring people into the village daily.
The Verdict

How much friction is your privacy worth

Six Fisher Island if the requirement is absolute and you have genuinely tested the ferry. The island's finite nature makes the scarcity real and the filtering is complete in a way nothing on the mainland matches.

Rivage if you want quiet, ocean, a through-floor plan and a village around you, and you would rather drive out than take a boat.

And Brickell Key is the option neither of these buyers usually considers and often should: an island with one guarded entrance and no through traffic, reached by bridge, delivering most of the filtering effect at almost none of the friction. Key Biscayne does something similar for families. The desk at Miami Dossier has watched buyers spend a year on the ferry before concluding that a bridge was what they wanted all along. Say what you are trying to keep out and we will name the cheapest way to keep it out.
Common Questions

What buyers ask the desk at Miami Dossier

Is Fisher Island worth the ferry?
For buyers whose first requirement is absolute privacy, often yes. For everyone else the friction is permanent and does not soften: a forgotten item is a round trip, contractors cost more, and a late dinner on the mainland ends with a boat. Spend a weekend before deciding.
What is the alternative to Fisher Island?
Brickell Key is the nearest rational substitute, an island with one guarded entrance and no through traffic reached by bridge. Bal Harbour offers privacy through village governance and a police force. Both deliver most of the effect with far less daily friction.
Which is better for a family?
Fisher Island works well for younger children and is genuinely constraining for teenagers. Bal Harbour is a walkable village with the Shops and everyday life, which most families find easier. Coconut Grove and Coral Gables answer the family question better than either.
¿Vale la pena el ferry de Fisher Island?
Para quien pone la privacidad absoluta primero, a menudo sí. Para el resto la fricción es permanente: un olvido es un viaje de ida y vuelta y una cena tarde en el continente termina en bote. Conviene pasar un fin de semana antes de decidir.
If you are moving to Miami

The questions around the building

Most of the people who bring this comparison to the desk at Miami Dossier are not only choosing between buildings. They are moving to Miami from New York, California, London, Bogotá, Mexico City or São Paulo, or adding a Miami position to a portfolio held elsewhere, and the building question sits inside a larger one: how to buy new construction here, how to hold it, and what changes when you do.

The desk keeps short notes on the parts that come up every week: how buying preconstruction in Miami actually works, what a normal deposit schedule looks like, whether you need to be in Miami to buy, whether a foreign buyer can get a mortgage, what taxes a foreign buyer pays on a Miami condo, what happens if a developer delivers late, and the Florida state income tax question. For buyers arriving from a specific market there are notes for Bogotá, Mexico City and London.

Read the ones that apply, then bring the rest to the desk at Miami Dossier. It usually takes one conversation to see which of these fits, or whether neither does.

A Note on Advice

This page is general information for people considering Miami, written by a real estate desk, not by a law or accounting firm. Nothing here is legal, tax, immigration or investment advice, and it is not a substitute for advice on your own circumstances. Rules change, treaties differ by country, and the right answer for one family is the wrong answer for another.

Figures and building details are compiled from developer documents held by the desk at Miami Dossier and from public filings. They are approximate, subject to change, and anything material should be confirmed against the current developer release before you rely on it. Where the desk at Miami Dossier does not know something, the page says so.

Speak with your own attorney and CPA before you commit to anything. If you do not have one who works with international buyers in Florida, the desk is glad to recommend an attorney, a CPA or an adviser suited to your situation, and to sit in the first conversation so that nothing is lost in translation.

The Desk

The answer changes with the person asking.

Structure, financing, currency, timing, the right building and the right line: the desk works through these questions with international buyers every week. What this page cannot do is know your position. Tell us the shape of it and we will say plainly which of these fits, which does not, and what we would want to see before anyone commits.

WhatsApp the deskEmail the desk