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San Marino Island, Miami Beach, FL home for sale at 250 W San Marino Drive

San Marino Island Miami Beach, FL Homes For Sale & Real Estate

San Marino Island, Miami Beach, FL, is a 55+ community in Miami-Dade County with 1 home for sale right now. San Marino Island is an age-restricted 55+ community in Miami Beach, Miami-Dade County, Florida, governed under the Housing for Older Persons Act (HOPA).

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Live MLS · Updated Oct 14, 2026

Active Inventory
1
New Listings (30d)
0
Pending Sales
1
Median List Price
$30,000,000
Closed Sales (September)
1
Avg Days on Market
134

Residential MLS data for San Marino Island, updated nightly. View full market reports →

San Marino Island real estate market

There is 1 home for sale in San Marino Island right now. It is listed at $30,000,000, about $6766 per square foot. With so few homes on the market, these asking prices describe that home rather than San Marino Island as a whole, so recent closed sales are the better guide to value here. These figures update from the MLS as the market moves.

MLS data updated September 27, 2026
Active Listings
1
Median List Price
$30,000,000
Median $/Sq Ft
$6766
Avg Days on Market
134
Price Range
$30,000,000 to $30,000,000
How many homes are for sale in San Marino Island?
There is 1 home for sale in San Marino Island right now, and the count updates from the MLS nightly as homes come on the market and go under contract. Inventory this thin means a buyer who wants to live in San Marino Island is usually waiting for the next listing rather than choosing between several, so it pays to be ready before one appears. Ask us to set up a search alert and you will see new San Marino Island listings the day they reach the market.
What do homes in San Marino Island cost?
The one home for sale in San Marino Island is listed at $30,000,000, about $6766 per square foot. An asking price is one seller's opinion, and with so few listings it says more about that house than about San Marino Island. Recent closed sales in San Marino Island are the better measure, and we can pull them for a specific home.
Are there waterfront homes in San Marino Island?
Yes. San Marino Island includes waterfront homes with canal, lake, or Intracoastal frontage.

San Marino Island, Miami Beach, FL, is a 55+ community in Miami-Dade County with 1 home for sale right now. San Marino Island is an age-restricted 55+ community in Miami Beach, Miami-Dade County, Florida, governed under the Housing for Older Persons Act (HOPA). Homes are priced from $30,000,000 to $37,000,000. At least one resident per home must be 55 or older. Pure Equity lists homes in San Marino Island and represents buyers. Commission is negotiable, and what we are paid is agreed with you in writing before you commit to anything.

Homes for sale in San Marino Island

Homes for sale in San Marino Island offer 3 bedrooms and 3 baths. Living areas are around 4,434 square feet. The mix here includes single family homes. The 7 most recent sales in San Marino Island had 2 to 5 bedrooms and 2,087 to 7,890 square feet, which is a fuller picture of the homes here than the current listings alone. Those homes were built between 1935 and 2027.

Schools near San Marino Island

Homes for sale in San Marino Island are typically zoned for the Miami Beach public schools below, based on current MLS listings. Confirm the exact attendance zone for any specific address with the Miami-Dade County school district before you buy.

Elementary School
North Beach
Middle School
Miami Beach Nautilus
High School
Miami Beach

Where San Marino Island is in Miami Beach

Centred on the homes listed and recently sold in San Marino Island.

Recently sold homes in San Marino Island

These are the last 7 recorded closings in San Marino Island, with the price each home actually sold for rather than what it was listed at. They closed at a median of $3,617 per square foot. The most recent closed on September 22, 2026. Closed sales are what an appraiser and a buyer's agent will look at, so they are the starting point for pricing a home here.

Earlier closed sales in San Marino Island
AddressClosedSold forBeds / bathsSq ft$/sq ft
29 E San Marino DriveMarch 24, 2026$28,500,0002 / 2.52,922$9,754

See every recorded sale in San Marino Island or find out what your San Marino Island home is worth.

Homes under contract in San Marino Island

One home in San Marino Island is under contract right now. A buyer and seller have agreed to terms and the sale has not closed yet. Pending homes are a read on demand rather than on asking prices, and because they have not closed they show it earlier than sold comps do. If you are deciding what to list for in San Marino Island, this is what buyers are committing to today.

See what your San Marino Island home would sell for in this market, or track every pending sale in San Marino Island.

San Marino Island market and home values

Values in San Marino Island track the community's own sales more closely than any broad regional number. Only one home is for sale in San Marino Island right now, listed at $30,000,000 or about $6,766 per square foot, so there is no meaningful asking median to compare with the Miami-Dade County figure. Recorded closings are the better guide, because they show what buyers in San Marino Island actually paid. For pricing an offer or a listing, comparable sales within San Marino Island carry more weight than any headline number, since homes of the same type and size set the real range. Pure Equity can pull the active and recently sold homes in San Marino Island so you work from real numbers, not an estimate.

San Marino Island compared to nearby Miami Beach communities

San Marino Island has only 1 home for sale, so its row reflects that listing rather than a community median. Price per square foot is the fairer comparison between communities, because it adjusts for the fact that one neighborhood builds bigger homes than another. Days on market shows how quickly each one is actually selling.

CommunityHomesMedian$/Sq FtDays
San Marino Island this page1$30,000,000$6,766134
Fontainebleau32$1,274,500$1,672321
Roney Palace42$1,222,500$1,465215
The Pavilion29$620,000$545194
Seacoast32$598,450$607354
The Decoplage44$492,450$734254
Mirador45$399,000$511237

Medians come from active listings in each community and move as inventory turns over. They describe the homes currently for sale, not what any one home is worth.

Is San Marino Island right for you?

A quick read on who fits San Marino Island saves time before you visit. As an age-restricted community, San Marino Island fits active adults, downsizers, and seasonal residents who want a lock-and-leave home and a full social calendar. At least one resident usually needs to meet the age requirement, so confirm the specific age rule and any younger-spouse provision before you buy. Whether San Marino Island is right for you depends on how you plan to use the home, full time or seasonally, and Pure Equity can walk you through the tradeoffs before you commit.

Living in San Marino Island

Waterfront homes here offer canal, lake, or Intracoastal frontage, and some sites include private dockage. As an age-restricted community, San Marino Island centers on an active adult lifestyle, with amenities and a social calendar built for residents 55 and over.

San Marino Island location

San Marino Island is located in Miami Beach, part of Miami-Dade County, Florida. The Miami Beach area's shopping, dining, schools, and parks are all nearby, and the region's job centers, beaches, and airports are within driving distance.

Buying a home in San Marino Island

Buying in San Marino Island follows the same path as the rest of Miami-Dade County. Getting a mortgage pre-approval first tells you your real budget and lets you move quickly when the right home comes up. Ask for the association's governing documents, budget, and reserve study before you write an offer. Association fees, any club or membership costs, and rules on rentals, pets, and leasing vary by community and materially affect the true cost of ownership. Property taxes factor into the monthly payment: the median annual property tax in Miami-Dade County is about $3,516. Florida's homestead exemption lowers the taxable value of a primary residence, and the Save Our Homes cap limits how fast that assessed value can rise from year to year. Budget for homeowners insurance as well. Rates in Florida reflect wind and flood exposure, so gather quotes early and check whether a specific address sits in a FEMA flood zone. Once you are under contract, plan for a home inspection and, if you are financing, a lender appraisal, both of which fall inside the inspection period. Working with an agent who knows Miami Beach means you see new listings in San Marino Island the day they reach the market.

Selling a home in San Marino Island

A successful sale in San Marino Island comes down to pricing, presentation, and marketing. Homes that are decluttered, professionally photographed, and priced to recent comparable sales tend to draw the most interest in the first two weeks, when a listing is newest and gets the most views. Buyers in an association community also want to see the HOA or condo docs, the reserve study, and any pending or special assessments up front, so having those ready before you list avoids delays once you are under contract. Florida sellers usually pay the documentary stamp tax on the deed, currently $0.70 per $100 of the sale price in most counties, along with prorated property taxes and, by local custom in many areas, the owner's title insurance policy. We provide a no-obligation home valuation for San Marino Island owners in Miami Beach, so you can see what your property could sell for before you commit to listing.

What is your San Marino Island home worth?

Online estimates miss what makes a home different. Tell us about yours and a licensed listing agent will send you a pricing opinion based on what has actually closed near you in San Marino Island.

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Listing agents and seller representation in San Marino Island

Thinking about selling in San Marino Island? The agent you pick shapes two numbers: what your home closes for, and how long it takes. A listing agent, also called a seller's agent, prices the property against what has actually closed nearby. They also prepare and market it, screen the offers that arrive, and negotiate the terms rather than just the price.

Conditions in San Marino Island sit close to balanced, which rewards sellers who price against real closed sales instead of neighboring asking prices.

Community-level detail matters most here. Association rules, what the fees cover, and which buildings sell fastest all affect your outcome. So does whether a buyer needs board approval before closing. None of it appears in a listing description. All of it decides whether a sale closes on time.

Pure Equity is a licensed Florida brokerage serving San Marino Island. Onias Derilus is the broker of record, Florida Real Estate Broker license BK3276618. A broker holds a higher license than an agent working under one. In practice that means the person advising you on price is also the one legally responsible for the file. That matters most when a deal gets complicated.

More on this: how to choose a listing agent · selling a house with hurricane damage

Realtors and real estate agents serving San Marino Island

People search for realtors, real estate agents, and real estate brokers more or less interchangeably. For most purposes the job title matters less than licensing and representation. Every licensed agent in Florida works under a broker. That broker carries final responsibility for the transaction.

What separates real estate professionals in San Marino Island is specificity. Can they answer questions about your street, not just your city? Ask what they have closed nearby and how they arrived at a price. A grounded answer cites particular recent sales. It also explains why those homes compare to yours. Vague reassurance is the warning sign.

More on this: what is a comparative market analysis? · appraisal vs CMA: which number should you trust? · what it costs to sell a house here

Buyer's agents in San Marino Island

A buyer's agent represents the purchaser rather than the owner. They identify properties that actually fit and research what comparable homes sold for, not what they asked. They also advise on offer strategy. Finally, they manage inspection and financing deadlines through to closing.

Where buyers have room to negotiate, as they do in San Marino Island, the leverage is only worth something if you know where it exists and what to ask for. If you are buying and selling at the same time, which is common for people moving within Miami-Dade County, sequencing the two is its own skill: contingencies, timing, and what happens if one closing slips all need planning before either home goes on the market.

What representation costs

Real estate commissions are negotiable. No law, multiple listing service, or association sets them. If an agent tells you there is a standard rate, they are misinforming you. What you pay is agreed between you and the brokerage you hire. Get it in writing before the work begins.

Industry rules changed in 2024. Now a buyer and their agent must put compensation in a written buyer agreement before touring homes together. Sellers may still offer to contribute toward the buyer's side. However, that is negotiated rather than assumed. It is worth thinking through with your listing agent before you go live.

More on this: how commission is actually structured · the inspection response, and how to handle it · tax on the sale, and who actually answers it

Search San Marino Island with someone local

We will tell you which listings are worth your time, what comparable homes actually closed for, and how to structure an offer that holds up through inspection and financing.

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Frequently asked questions

How do I find a listing agent in San Marino Island?

Ask any listing agent you interview two questions. Which homes have they closed near San Marino Island, and how did they arrive at their suggested price? A grounded answer names recent closed sales. It also explains why those homes compare to yours. Optimistic pricing costs sellers more than almost any other decision. Verify the license too. Florida licenses are public and searchable through the state's DBPR portal. Pure Equity is a licensed brokerage serving Miami-Dade County. You can reach the broker directly at (561) 835-5400.

What does a seller's agent actually do?

A seller's agent prices the home against comparable closed sales. Before it goes live, they advise on repairs and presentation. Then they handle photography and marketing, and put the home in front of buyers and other agents. When offers arrive, they screen them and negotiate both price and terms. Terms matter as much as the number, because inspection windows, financing contingencies, and closing dates all affect whether an offer reaches the closing table.

How much does a real estate agent cost in San Marino Island?

Commissions are fully negotiable. No law or real estate board sets them. What you pay is whatever you and your brokerage agree to in writing before work begins. Since the 2024 rule changes, buyers and their agents must agree compensation in a written buyer agreement before touring homes. Any seller contribution toward the buyer's side is negotiated rather than automatic. Ask any agent you interview to put their fee in writing.

What is the difference between a realtor, a real estate agent, and a broker?

A real estate agent holds a state license to represent buyers and sellers. A broker holds a higher-level license and can operate a brokerage. That broker also carries final legal responsibility for the office's transactions. Realtor is a membership term for agents belonging to the National Association of Realtors. For someone buying or selling in San Marino Island, three practical questions matter. Is the person licensed, who do they represent in your transaction, and what can they actually tell you about your local market?

Do I need an agent to buy a home in San Marino Island?

You are not legally required to use one, but most buyers in San Marino Island do. A buyer's agent handles the parts that are easy to get wrong. That means identifying what comparable homes actually closed for, spotting condition or association issues early, and managing inspection and financing deadlines. Even in a slower market, negotiating room is only useful if you know where it exists.

Can one agent help me sell my current home and buy the next one?

Yes. For people moving within Miami-Dade County it is often the more practical route, because one person coordinates both timelines. Sequencing is the hard part. Should your purchase be contingent on your sale? How would you cover a gap if the closings do not line up? What happens if one side is delayed? Plan all of that before either home is listed, rather than after an offer arrives.

Look up San Marino Island property records

Anything on this page that affects what a home costs to own, assessed value, exemptions, flood zone, is published by a public agency. These are the official sources, not our summaries of them.

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