380 Harbor Ct, Key Biscayne, FL 33149
OFF MARKET

380 Harbor Ct
Key Biscayne, FL 33149

  • 7 Beds
  • 6 Baths
  • 4,175 sqft

$4,707,200

Trulia Estimate
as of Jun 4, 2026
Est. Refi. Payment $23,937/mo*
Refinance Your Home

$4,707,200

Trulia Estimate
as of Jun 4, 2026
Est. Refi. Payment $23,937/mo*
Refinance Your Home
7 Beds
6 Baths
4,175 sqft

Local Information

Map showing home location
© Google
-- mins to
Commute Destination

Description

This single-family home is located at 380 Harbor Ct, Key Biscayne, FL. 380 Harbor Ct is in Key Biscayne, FL and in ZIP code 33149. This property has 7 bedrooms, 6 bathrooms and approximately 4,175 sqft of floor space. This property has a lot size of 8470 sqft and was built in 2004.
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.

Home Highlights

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

Home Details for 380 Harbor Ct

Interior Features

Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Types of Rooms: Walk In Closet, Family Room, Library, Office
Appliances & Utilities
DishwasherDisposalDryer

Exterior Features

Exterior Home Features
Roof: Other, TileExterior: OtherGardenPatioPorch
Pool
Pool
Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Property Information

Year Built
Year Built: 2004Year Updated: 2004
Property Type / Style
Property Type: Single Family Home

Community

Units in Building: 1

Lot Information

Lot Area: 8468 sqft

Price History for 380 Harbor Ct

DatePriceEventSource
10/06/2020$2,750,000Sold
MIAMI #A10763817
09/01/2020$3,090,000PendingAgent Provided
11/15/2019$3,090,000PriceChange
Agent Provided
11/01/2019$3,200,000Listed For SaleAgent Provided
12/02/2004$2,350,000Sold
N/A
09/05/2001$750,000Sold
N/A

Market trends in Key Biscayne

Last updated April 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
165
11MoM
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Property Tax and Assessment

Year2025
Tax$51,291
Assessment$3,398,664
Home facts updated by county records

Comparable Sales for 380 Harbor Ct

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
220 Cypress Dr, Key Biscayne, FL
0.21
Single-Family Home
$4,600,000
10/10/25
5
5.5
4,089
235 Cranwood Dr, Key Biscayne, FL
0.19
Single-Family Home
$4,100,000
07/28/25
5
5
3,596
315 Palmwood Ln, Key Biscayne, FL
0.17
Single-Family Home
$4,400,000
04/08/26
5
5
3,230
261 Greenwood Dr, Key Biscayne, FL
0.15
Single-Family Home
$6,275,000
12/11/25
5
5.5
3,525
285 W Enid Dr, Key Biscayne, FL
0.33
Single-Family Home
$4,200,000
03/27/26
6
5.5
3,436
561 Hampton Ln, Key Biscayne, FL
0.32
Single-Family Home
$4,820,000
08/15/25
6
6.5
4,165
320 Woodcrest Rd, Key Biscayne, FL
0.33
Single-Family Home
$5,220,000
10/01/25
6
6
3,737
635 Curtiswood Dr, Key Biscayne, FL
0.35
Single-Family Home
$4,950,000
04/20/26
6
6
3,888
200 W McIntyre St, Key Biscayne, FL
0.36
Single-Family Home
$3,700,000
01/27/26
5
5
3,962
385 Harbor Ct, Key Biscayne, FL
0.03
Single-Family Home
$3,150,000
07/18/25
4
3
2,063

Nearby homes

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Assigned Schools

These are the assigned schools for 380 Harbor Ct.
View nearby schools on GreatSchools
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

  • 80 % Say there's holiday spirit

  • 79 % Say it's quiet

  • 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. "
    0
    Flag
  • Mariafedc
    "There are lots of places that are dog friendly. There’s a dog park. Many dog owners live in the area. "
    0
    Flag
  • Lladom
    "Very safe and friendly community. Excellent for growing up kids. Traffic is the downside. Best town in South Florida by large."
    0
    Flag
  • Ericazc
    "Christmas, 4th of July, and many other beautiful family events happens in the island. Great place for the kids. "
    1
    Flag
  • 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. "
    0
    Flag
  • 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. "
    1
    Flag
  • 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"
    1
    Flag
  • Mati P.
    "This is a safe neighborhood, kids walk by themselves all the time. It makes me feel safe to life here. "
    0
    Flag
  • 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 "
    0
    Flag
  • Adrian.grottola
    "Very friendly for pets (dogs) with great special spaces for them and many dog walkers in the island."
    0
    Flag
  • 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. "
    0
    Flag
  • Ivan M.
    "Save and quite perfect place for a family. There are as a public transportation electric’s cars around the island. "
    1
    Flag
  • Mayra
    "Great neighborhood! They celebrate Halloween, Christmas, Easter and much more! A lot of activities and sports for kids"
    0
    Flag
  • Efrao
    "Great place to live and I don’t commute everything is close by and i walk to work. Public transportation is great "
    0
    Flag
  • Kikisammataro
    "Halloween is a big event. Saturday has a farmers market. Kids are safe. Many schools and parks. Including dog park. "
    0
    Flag
  • 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."
    0
    Flag
  • 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. "
    0
    Flag
  • 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...."
    0
    Flag
  • Fabio
    "Great Place to leave. Good people, privacy, no crime. Walkable area, beach access, wide kind of services. Thanks "
    0
    Flag
  • 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. "
    0
    Flag
  • Dcas
    "Great area for kids and young families. Very safe neighborhood and extremely easy to walk or ride a bike anywhere "
    0
    Flag
  • Kiragrossman
    "They would absolutely love the dog park. There are two sides for bigger dogs and smaller dogs. Everyone is very friendly "
    0
    Flag
  • Kiragrossman
    "This is a Great place to live. The neighborhoods are safe and it’s a great location. Great for children. Good restaurants shops"
    0
    Flag
  • Sandra S.
    "I love this neighborhood, I have everything I need is quiet and safe, walk to most places and has two state parks"
    1
    Flag
  • Kimbokak
    "Friendly, kind neighbors, close to everything, and safe. You can do pretty much everything on the island, but it is more expensive."
    1
    Flag
  • 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. "
    0
    Flag
  • 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 :/"
    0
    Flag

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380 Harbor Ct, Key Biscayne, FL 33149 is a 7 bedroom, 6 bathroom, 4,175 sqft single-family home built in 2004. This property is not currently available for sale. 380 Harbor Ct was last sold on Oct 6, 2020 for $2,750,000. The current Trulia Estimate for 380 Harbor Ct is $4,707,200.