Fisher Island Real Estate: A Guide to the Private Island Community

Last updated: July 2026

Fisher Island real estate works differently from every other market in Miami-Dade. The island is a 216-acre private community just south of Miami Beach with no bridge and no causeway, reachable by the island's own car ferry, private boat, helicopter, or seaplane [3]. The housing stock is almost entirely condominium, ownership sits alongside a separate membership structure run by the Fisher Island Club, and pricing occupies the top of the national market. Redfin reported a median sale price of roughly $9.3 million for the three months ending April 2026 [1], and PropertyShark's 2025 study ranked zip code 33109 as the single most expensive zip code in the United States, with a $9.5 million median sale price [2]. This guide covers how the island functions, what the condo inventory looks like, where the new Six Fisher Island project fits, and how I would underwrite a purchase or sale here in 2026.

The island in brief

Fisher Island traces back to a Vanderbilt winter estate from the 1920s, and the original mansion still anchors the club's hospitality campus [6]. Residential development ran from the late 1980s through the 2000s, producing low- and mid-rise condominium buildings arranged around a golf course, two marinas, and a private beach. There is no public road access. Residents, guests, staff, and contractors all arrive by ferry from the terminal off the MacArthur Causeway, and the crossing takes roughly ten minutes.

That one fact shapes the entire market. Privacy is structural rather than contractual, service logistics cost more than they do on the mainland, and the buyer pool self-selects for people who treat the ferry as a feature rather than a friction. The island sits directly across Government Cut from South Beach, so the practical geography is closest to Miami Beach; owners who keep a car at the mainland terminal can be in South Beach within minutes of docking.

What Fisher Island real estate costs in 2026

Two data points frame the market. Redfin's rolling three-month median sale price was about $9.3 million as of April 2026, up sharply from the same period a year earlier [1]. PropertyShark's annual ranking of US zip codes by median sale price put 33109 first in the nation for 2025 at $9.5 million, a 65 percent jump over the prior year, ahead of Atherton, California, which had held the top spot for eight years [2].

Read both numbers with care. Fisher Island trades a handful of units in any given quarter, so a few large closings can move the reported median by millions, and early closings at the island's new construction pull the whole comp set higher. The directional story is what matters: the island repriced meaningfully after 2020, the new construction premium reset expectations, and resale units now trade in a wide band driven by line, floor, view, and renovation condition rather than clustering around one market number.

Income data explains the depth of the buyer pool. IRS statistics of income for tax year 2022 show 33109 as the highest-earning zip code in the country, with average adjusted gross income of roughly $4.4 million per return [3]. An average like that is pulled upward by a small number of very large returns, which is exactly the point. The island concentrates balance-sheet buyers who frequently transact in cash and are not especially sensitive to mortgage rates.

The condo inventory

The resale inventory spans several distinct eras. The earliest buildings date to the island's initial build-out in the late 1980s and early 1990s, followed by waves of Mediterranean-style mid-rises through the 2000s and a pair of newer luxury buildings completed in the last decade. Unit sizes run large by Miami condo standards, and many lines were designed as primary-residence-scale homes rather than pieds-a-terre.

Condition drives enormous spread within the same building. Original-condition units trade at meaningful discounts to renovated lines, partly because renovation on a ferry-served island costs more and takes longer than the same scope on the mainland. When you underwrite a dated unit here, price the logistics premium into your renovation budget, not just the contractor's mainland bid.

Six Fisher Island

The Related Group's Residences at Six Fisher Island broke ground in 2024 on the island's last major development parcel, with completion expected in 2026 [4]. The project is a ten-story building with 50 residences ranging from three to eight bedrooms, prices from roughly $15.5 million, and a dedicated amenity program of about 55,000 square feet [5].

For the resale market, the project cuts both ways. New closings at new construction pricing lift the island's comp set and give appraisers fresh high-water marks. At the same time, a buyer with a $20 million budget now has a brand-new alternative to a renovated resale, which disciplines pricing on older inventory. Sellers of well-renovated units in strong lines benefit from the halo; sellers of original-condition units compete against it.

The Fisher Island Club

Ownership and club membership are related but separate decisions, and the club is the island's social and amenity core. Its facilities include a private beach club, a nine-hole golf course designed by P.B. Dye, tennis across the four Grand Slam court surfaces plus pickleball and padel, two marinas with slips accommodating yachts up to 250 feet, a spa, and multiple restaurants [6]. The club is a private entity and its membership categories, requirements, and fee schedule change over time, so confirm the current structure directly with the club during diligence and model the full membership and dues load into your carrying costs.

Underwriting a purchase on Fisher Island

A few practical points from the investment side:

• Carrying costs are the real price. Between condo association dues, club costs, insurance, and taxes, annual carry on Fisher Island runs high in absolute terms. Get the actual line items for the specific unit before you anchor on the sticker price.
• Thin comps complicate valuation. With so few trades, an appraisal or a listing price can hinge on one or two closings. Unit-level analysis of line, floor, and condition matters more here than zip-level medians.
• Liquidity is slow by design. Marketing reaches a narrow global pool, and extended time on market is normal rather than a red flag. Underwrite a long exit window.
• Logistics touch everything. Renovations, staffing, deliveries, and guests all route through the ferry. Budget time and money for it.

If you are weighing Fisher Island against bridge-connected luxury alternatives, a buyer consultation is the right place to pressure-test the trade-offs. If you already own here and want a data-grounded read on what your unit would trade for in this comp environment, start with a listing valuation.

Frequently asked questions

Can you drive to Fisher Island? No. There is no bridge or causeway. Access is by the island's car ferry from the terminal off the MacArthur Causeway, or by private boat, helicopter, or seaplane [3]. The ferry crossing takes about ten minutes.

What is the median sale price on Fisher Island? Redfin reported a median of roughly $9.3 million for the three months ending April 2026 [1]. Because the island trades so few units, treat any median as a directional signal rather than a precise value for a specific unit.

Do buyers have to join the Fisher Island Club? The club is central to island life and most purchases involve engaging with its membership structure. Categories, requirements, and fees are set by the club and change over time, so verify the current terms directly during your due diligence [6].

Is Fisher Island real estate a good investment? It is a scarcity asset, not a cash-flow asset. The island cannot add land, the last major development parcel is being built out now [4], and the buyer pool is deep but narrow. It suits long hold horizons and owners who value privacy; it does not suit anyone who needs fast liquidity.

What is being built at Six Fisher Island? A ten-story, 50-residence condominium by the Related Group on the island's final development parcel, with completion expected in 2026 and prices from roughly $15.5 million [4][5].

Gabriel

Sources

1. Fisher Island Housing Market, Redfin
2. Most Expensive U.S. Zip Codes in 2025, PropertyShark
3. The 25 Richest ZIP Codes in America, Mappr (IRS Statistics of Income, tax year 2022)
4. Residences at Six Fisher Island Breaks Ground, Expected to Complete in 2026, Florida YIMBY
5. The Residences at Six Fisher Island, Miami Condo Investments
6. Fisher Island Club

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Gabriel A. Moyers, PA. eXp Realty. Florida License #3407280. Equal Housing Opportunity. This article is general information as of July 2026 and is not legal, tax, or financial advice. Verify current figures against authoritative sources before acting.