921 Harbor Dr, Key Biscayne, FL 33149
Property image
Property image
OFF MARKET

921 Harbor Dr
Key Biscayne, FL 33149

  • 4 Beds
  • 4.5 Baths
  • 4,444 sqft (on 0.36 acres)

$11,916,500

Trulia Estimate
as of Jul 5, 2026
Est. Refi. Payment $77,604/mo*

$11,916,500

Trulia Estimate
as of Jul 5, 2026
Est. Refi. Payment $77,604/mo*
4 Beds
4.5 Baths
4,444 sqft
(on 0.36 acres)

Local Information

  • Map ViewExplore the area around 921 Harbor Dr.
  • Schools2 Preschool Schools1 Elementary School2 Middle Schools1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

Oversized waterfront family home at Key Biscayne with a fantastic view. Located at the end of Harbor Drive, this home offers privacy, open views, access to the canal and a great layout with large windows that makes the residence bright and light. The home is 4bed/4.5ba, a beautiful kitchen with custom built cabinets and top of the line appliances, a great living-dining room area, infinity pool with a large patio perfect for entertaining and a beautiful landscape. The house has direct access to the canal via a private dock for a yacht up to 100 ft. If you have any questions, please contact the listing agent.
921 Harbor Dr, Key Biscayne, FL 33149 is a 4 bedroom, 4 bathroom, 4,444 sqft single-family home built in 1960. It last sold for $7,590,000 on May 10, 2022. More recently, it was listed as a rental in July 2017 with an asking price of $27,000 per month. That rental listing was removed on September 27, 2017. It is currently off market. The Trulia Estimate is $11,916,500, with a rent estimate of $51,648/month.

Home Highlights

Parking
Garage
Outdoor
Patio, Pool
View
No Info
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 921 Harbor Dr

Interior Features

Heating & Cooling
Heating: Forced Air, ElectricAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Hardwood
Interior Details
AtticTypes of Rooms: Walk In Closet, Dining Room, Family Room, Laundry Room, Library, Master Bath, Office, Pantry
Appliances & Utilities
Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher
Security
Security System

Exterior Features

Exterior Home Features
Roof: Slate, TileExterior: Stucco, Cement ConcreteGardenLawnPatioSprinkler System
Pool
Pool
Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Property Information

Year Built
Year Built: 1960Year Updated: 2023
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Lot Information

Lot Area: 0.36 acres

Price History for 921 Harbor Dr

DatePriceEventSource
05/10/2022$7,590,000Sold
N/A
03/17/2022$8,300,000PendingMIAMI #A11117575
03/02/2022$1,350,000PriceChange
Douglas Elliman #21610747
11/01/2021$8,300,000Listed For SaleMIAMI #A11117575
03/04/2019$6,950,000ListingRemovedAgent Provided
10/22/2018$6,950,000PriceChange
Agent Provided
08/17/2018$6,400,000PriceChange
Agent Provided
02/05/2018$6,995,000PriceChange
Agent Provided
11/30/2017$7,350,000PriceChange
Agent Provided
09/27/2017$27,000ListingRemovedAgent Provided
07/15/2017$27,000Listed For RentAgent Provided
07/14/2017$7,475,000Listed For SaleAgent Provided
04/23/1998$1,375,000Sold
N/A
01/24/1994$750,000Sold
N/A

Market trends in Key Biscayne

Last updated May 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
167
2
MoM
Skip to last item
  • Results are loading
Skip to first item

Property Tax and Assessment

Year2025
Tax$124,880
Assessment$8,224,859
Home facts updated by county records

Comparable Sales for 921 Harbor Dr

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.20
Single-Family Home
$6,500,000
03/31/26
7
7.5
5,528
0.28
Single-Family Home
$5,690,000
06/15/26
6
5
3,584
0.32
Single-Family Home
$4,700,000
07/10/25
6
5
3,245
0.30
Single-Family Home
$18,921,250
07/08/25
5
6.5
5,226
0.38
Single-Family Home
$6,350,000
07/31/25
5
5.5
3,525
0.29
Single-Family Home
$4,120,000
02/18/26
3
3
2,927
0.46
Single-Family Home
$4,750,000
02/04/26
4
3.5
3,382
0.41
Single-Family Home
$3,450,000
07/21/25
4
3
3,004
0.46
Single-Family Home
$3,700,000
01/27/26
5
5
3,962
0.23
Single-Family Home
$3,230,000
09/12/25
4
3
2,403

Nearby homes

Get a sense of prices in the area by checking nearby homes.
Skip to last item
Skip to first item

Assigned Schools

These are the assigned schools for 921 Harbor Dr.
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

  • 85 % Say people would walk alone at night

  • 85 % 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. There’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. It’s lush, people are friendly, and respectful. It’s a great place to raise a family. The community is very pretty, Gardenia are manicured. There’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 it’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.
    "Halloween’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 electric’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 don’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 there’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. There’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 don’t have dogs. There’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 don’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 can’t give my opinion because I don’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 don’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 it’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

Apartments for Rent

Skip to last item
Skip to first item

Explore by feature - Pet Friendly

Explore by feature - Garage

Explore by feature - Air Conditioning

Explore by feature - Pool

Explore by feature - Washer/dryer

Explore by feature - Outdoor Space

Homes for sale near 921 Harbor Dr

Skip to last item
Skip to first item

Off Market Homes Near 921 Harbor Dr

Skip to last item
Skip to first item