401 Warren Ln, Key Biscayne, FL 33149
Property image
Property image
SOLD
APR 20, 2026

$2,975,300

Trulia Estimate
  • 4 Beds
  • 3 Baths
  • 2,958 sqft

401 Warren Ln, Key Biscayne, FL 33149

Est. Refi. Payment $20,059/mo*
Refinance Your Home
Currently Off Market - Sold Apr 20, 2026 for $3,000,000 (6% below list price)

Home Value

Trulia Estimate
$2.98M
Since last month
Increased$4K (+0.1%)
Since last year
Increased$224K (+8.1%)
Since last sale
Decreased$21K (-0.7%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +36% in the last 10 years
MonthEstimated value
2026
August 2026$2.98M
August 2026$2.98M
July 2026$2.98M
June 2026$2.99M
May 2026$2.99M
April 2026$3M
March 2026$2.95M
February 2026$2.96M
January 2026$2.94M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.15
Single-Family Home
$3,100,000
08/24/26
4
3
2,068
0.09
Single-Family Home
$4,475,000
04/10/26
4
3.5
3,666
0.19
Single-Family Home
$2,600,000
09/19/25
4
3
1,570
0.29
Single-Family Home
$3,500,000
01/16/26
4
3.5
2,775
0.14
Single-Family Home
$4,400,000
04/08/26
5
5
3,230
0.33
Single-Family Home
$3,125,000
03/09/26
5
3.5
2,429
0.12
Single-Family Home
$3,000,000
05/06/26
3
2
1,304

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
0.07
$3,684,400
5
3
2,288
Off Market
0.05
$3,321,900
4
3
1,859
Off Market
0.07
$3,048,200
4
3
2,264
Off Market
0.10
$6,275,000
5
5.5
3,525
Recently Sold
0.07
$4,102,200
4
4
2,744
Off Market
0.07
$4,526,600
5
4
3,468
Off Market
0.08
$3,013,400
2
1
1,044
Off Market
0.11
$4,691,400
4
5
3,284
Off Market
0.09
$2,600,000
3
2
1,333
Recently Sold
0.11
$3,868,400
5
3
4,050
Off Market
0.09
$4,475,000
4
3.5
3,666
Recently Sold

Local Information

  • Map ViewExplore the area around 401 Warren Ln.
  • Schools2 Preschool Schools1 Elementary School2 Middle Schools1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1951
Living Area
2,958 sqft
Price/Sqft
$1,014/sqft
Parking
Open Parking

About this House

Welcome to your private retreat in prestigious Key Biscayne! This spacious corner residence offers 4 bedrooms and 3 baths including a separate 1/1 in-law quarters ideal for extended family, or a private home office. The main home's functional layout features 3 beds/ 2 baths, generous living areas, and a tranquil ambiance. The kitchen includes stainless steel appliances and a formal dining room. A major upgrade providing peace of mind and long-term value was completed in 2024 with a new roof. Situated on a lush, tree-lined street, the property offers serene outdoor living with room for a pool. Enjoy the exclusive island lifestyle with access to top-rated schools, beaches, parks, marinas, and dining just minutes away. Ideal for buyers ready to make it their own in a prime neighborhood.
401 Warren Ln, Key Biscayne, FL 33149 is a 4 bedroom, 3 bathroom, 2,958 sqft single-family home built in 1951. It last sold for $3,000,000 on Apr 20, 2026 (6% below the $3,200,000 asking price). More recently, it was listed as a rental in July 2026 with an asking price of $11,000 per month. That rental listing was removed on August 27, 2026. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $2,975,300, with a rent estimate of $7,026/month.
Last check for updates: about 11 hours ago
Listed by Monica Veiga, (305) 336-3497
Platinum Properties Int'l Inc.
Bought with: Donato Calandriello, (305) 467-6007, Proyecta Real Estate, LLC
Originating MLS: A-Miami Association of REALTORS
Source: MIAMI, MLS#A11875259

Home Details for 401 Warren Ln

Interior Features

Beds & Baths
Number of Bedrooms: 4Number of Bathrooms: 3Number of Bathrooms (full): 3
Dimensions and Layout
Living Area: 2958 Square Feet
Appliances & Utilities
Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Microwave, Water Purifier, Electric Range, Refrigerator, Self Cleaning Oven, WasherDishwasherDisposalDryerLaundry: Laundry RoomMicrowaveRefrigeratorWasher
Heating & Cooling
Heating: CentralHas CoolingAir Conditioning: Ceiling Fan(s),Central AirHas HeatingHeating Fuel: Central
Windows, Doors, Floors & Walls
Window: Partial Accordian Shutters, Partial Panel Shutters/Awnings, Arched Windows, BlindsDoor: French DoorsFlooring: Ceramic Tile, Marble
Levels, Entrance, & Accessibility
Stories: 1Entry Location: First Floor Entry, FoyerFloors: Ceramic Tile, Marble
View
Has a ViewView: Garden

Exterior Features

Exterior Home Features
Roof: Flat TilePatio / Porch: Deck, PatioNo Private Pool
Parking & Garage
Number of Carport Spaces: 2Number of Covered Spaces: 2Has a CarportNo GarageHas Open ParkingParking Spaces: 2Parking: Detached Carport,Circular Driveway,Covered,Driveway
Pool
Pool: R30-No Pool/No Water
Frontage
Road Frontage: Public RoadRoad Surface Type: Paved RoadNot on Waterfront
Water & Sewer
Sewer: Public Sewer
Farm & Range
Not Allowed to Raise Horses
Surface & Elevation
Elevation Units: Feet

Property Information

Year Built
Year Built: 1951
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: House, DetachedArchitecture: House,Detached
Building
Building Name: Tropical Isle Homes Sub 1Construction Materials: Concrete Block Construction, CBS Construction
Property Information
Usage of Home: InvestmentParcel Number: 2442320040330

Price & Status

Price
List Price: $3,200,000Price Per Sqft: $1,014/sqft
Status Change & Dates
Off Market Date: Tue Jan 13 2026Possession Timing: Funding

Active Status

MLS Status: Closed

Location

Direction & Address
City: Key BiscayneCommunity: Tropical Isle Homes Sub 1
School Information
Elementary School: KeybiscayneJr High / Middle School: Ponce De LeonHigh School: Coral Gables

Building

Building Area
Building Area: 3313 Square Feet

Community

Community Features: Additional Amenities, Sidewalks

HOA

Association for this Listing: A-Miami Association of REALTORSNo HOA

Lot Information

Lot Area: 8194 sqft

Offer

Contingencies: No ContingenciesListing Terms: All Cash, Conventional

Miscellaneous

Mls Number: A11875259

Additional Information

Additional AmenitiesSidewalksSource Internet Entire Listing Display

Price and Tax history

DateEventPrice
Aug 27, 2026
Source: Zillow Rentals #A12003074
ListingRemoved
$11,000
Jul 30, 2026
Source: Zillow Rentals #A12003074
Listed For Rent
$11,000
Jul 29, 2026
Source: Zillow Rentals
ListingRemoved
$11,000
May 25, 2026
Source: Zillow Rentals
Listed For Rent
$11,000
May 25, 2026
Source: MIAMI #A12003074
ListingRemoved
$11,000

Market trends in Key Biscayne

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.56M
$26.67K
MoM
Sale-to-List Price
94.6%
Price per sq ft
$981
$37
MoM
Available listings
144
15
MoM

Around this home

The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Key Biscayne

At least 116 Trulia users voted on each feature.
  • 94 % Say it's walkable to grocery stores

  • 94 % Say kids play outside

  • 90 % Say it's dog friendly

  • 90 % Say it's walkable to restaurants

  • 86 % Say people would walk alone at night

  • 86 % Say there are sidewalks

  • 79 % Say it's quiet

  • 79 % Say there's holiday spirit

  • 76 % Say they plan to stay for at least 5 years

  • 68 % Say parking is easy

  • 67 % Say streets are well-lit

  • 60 % Say there are community events

  • 58 % Say neighbors are friendly

  • 54 % Say yards are well-kept

  • 52 % Say there's wildlife

  • 50 % Say car is needed

Sourced by Trulia users. Learn more about our methodology.
  • Othoniel Marlieri
    "Key Biscayne os a perfect place to leave, but need more attention about basic things like a Super Market and safe environment. "
  • Mariafedc
    "There are lots of places that are dog friendly. Thereโ€™s a dog park. Many dog owners live in the area. "
  • Lladom
    "Very safe and friendly community. Excellent for growing up kids. Traffic is the downside. Best town in South Florida by large."
  • Ericazc
    "Christmas, 4th of July, and many other beautiful family events happens in the island. Great place for the kids. "
  • Deborah B.
    "Have been spending winters here for 53 years. Love the family focus, beautiful beaches and public amenities. Thoughtful services like free Freebee pick ups and transportation to shopping make the Key accessible for teens to seniors. "
  • Mati P.
    "Its beautiful, peaceful and safe. I feel great living here. Itโ€™s lush, people are friendly, and respectful. Itโ€™s a great place to raise a family. The community is very pretty, Gardenia are manicured. Thereโ€™s beautiful beaches and gorgeous homes. The school is pretty good as well. "
  • Ayishamartins
    "Some places do not allow dogs but there is a dog park weather like a bunch of dogs and mostly itโ€™s pretty nice"
  • Mati P.
    "This is a safe neighborhood, kids walk by themselves all the time. It makes me feel safe to life here. "
  • Luis D.
    "Halloweenโ€™s decoration and fully of events in that day. Many sports in Village green. The community center has many events for all the family "
  • Adrian.grottola
    "Very friendly for pets (dogs) with great special spaces for them and many dog walkers in the island."
  • Mathew P.
    "The unity and the sense of community. The safety and sense of family oriented households that attribute to a beautiful place to live. "
  • Ivan M.
    "Save and quite perfect place for a family. There are as a public transportation electricโ€™s cars around the island. "
  • Mayra
    "Great neighborhood! They celebrate Halloween, Christmas, Easter and much more! A lot of activities and sports for kids"
  • Efrao
    "Great place to live and I donโ€™t commute everything is close by and i walk to work. Public transportation is great "
  • Kikisammataro
    "Halloween is a big event. Saturday has a farmers market. Kids are safe. Many schools and parks. Including dog park. "
  • Mayra
    "This is a very safe family neighborhood. Kids run freely and thereโ€™s a lot of activities for them. The school is great but the classrooms have more students than it should."
  • Ljsklein
    "My building is dog friendly. It seems like most of the people have dogs and love to walk them. We all clean up after our dogs. Thereโ€™s poop bags in containers around the building with a place to dispose of them. There is also a dog park on the Key. "
  • Maria
    "I donโ€™t have dogs. Thereโ€™s a very nice dog park right next to the green field. Dogs are not allowed in the field, that is why they have their dog park, but the many owners donโ€™t follow the rules which is very annoying. Most of all when you get the smell when exercising...."
  • Fabio
    "Great Place to leave. Good people, privacy, no crime. Walkable area, beach access, wide kind of services. Thanks "
  • Dani.montenegro
    "I canโ€™t give my opinion because I donโ€™t have dogs, cat or any other pet. And there are many dog owners in KB but most of them are not very respectful with people who donโ€™t. "
  • Dcas
    "Great area for kids and young families. Very safe neighborhood and extremely easy to walk or ride a bike anywhere "
  • Kiragrossman
    "They would absolutely love the dog park. There are two sides for bigger dogs and smaller dogs. Everyone is very friendly "
  • Kiragrossman
    "This is a Great place to live. The neighborhoods are safe and itโ€™s a great location. Great for children. Good restaurants shops"
  • Sandra S.
    "I love this neighborhood, I have everything I need is quiet and safe, walk to most places and has two state parks"
  • Kimbokak
    "Friendly, kind neighbors, close to everything, and safe. You can do pretty much everything on the island, but it is more expensive."
  • Garandrew
    "I am visiting for vacations and love this place. Nice neighborhood and friendly people. Very likely I will recommend it to my friends and family. "
  • Thengea
    "If you don't have to commute out of the island it's wonderful. Otherwise, every event causes so much traffic. Living on an island is a blessing but the peoole really don't say hello or even make eye contact at the stores or parks :/"

LGBTQ Local Legal Protections

IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.

Frequently asked questions about 401 Warren Ln

  • What is 401 Warren Ln estimated to be worth?
    Trulia's estimated value for 401 Warren Ln in Key Biscayne, FL is $2,975,300.
  • What is the price history for 401 Warren Ln?
    401 Warren Ln in Key Biscayne, FL last sold for $3,000,000 in April 2026.
  • Is Key Biscayne a buyer's or seller's market?
    Key Biscayne is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Key Biscayne?
    The median sale price in Key Biscayne is $1.56M. That is down $26.67K from the prior month.
  • Does 401 Warren Ln have air conditioning?
    Yes, 401 Warren Ln in Key Biscayne, FL has air conditioning.
  • Does 401 Warren Ln have a pool?
    Yes, 401 Warren Ln in Key Biscayne, FL has a pool.

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