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861 Harbor Dr, Key Biscayne FL 33149

House Active With Contract
$9,500,000

BTC: 148.43750000

ETH: 5,441.00801833

7 days
Waterfront
5 bds
4 ba
3,405 sqft

Overview

welcome to Key Biscayne. You cannot dream of a most perfect home with only good vibes and a twist of Saint Barth One story Beach house home style, with 5 bedrooms. Open kitchen, large reception area and inviting covered terrace overlooking pool and gazebo . Light grey color floors, open kitchen with countertop overlooking garden and pool. Perfectly appointed and elegant decoration. Family room, formal dining, 3 bedrooms on left wing of the house and 2 additional bedrooms on right wing of the house. Laundry area. Staff quarter. Cabana bath. Family, guests and friends adore to spend quality time in this unique home. Circular driveway .Please call for additional pictures

Location

Details

Type:
Residential
Parking:
Circular Driveway / Driveway / On Street
Year Built:
1963
Lot:
11845 Square Feet
Heating:
Central / Electric
Price/sqft:
$2,790
Cooling:
Central Air / Electric
HOA:
No Data

Valuation

Our model vs. what's actually selling nearby.
Estimate
$2,245,000
$1.8M – $3.7M
Confidence Low
List vs. estimate
$7.3M above estimate
List $9,500,000 · +323.2%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$2,790
+44.9% vs. city median $1,925
Based on
5 MLS comparables
+ 30 public-records sales within 0.5 mi
Median actual sale: $3.5M
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$44,239
2025
Pool
In Ground
View
Canal, Garden
Waterfront
Ocean Access, Canal Front
Pets
Allowed
All facts and features
  • Flooring

    • Ceramic Floor

    Heating

    • Central

    • Electric

    Cooling

    • Central Air

    • Electric

    Appliances

    • Dishwasher

    • Dryer

    • Refrigerator

    • Wall Oven

    • Washer

    Other interior features

    • First Floor Entry

    • Built-in Features

    • Entrance Foyer

    • Pantry

    • Split Bedroom

    • Walk-In Closet(s)

    • Den/Library/Office

    • Family Room

    • Maid/In-Law Quarters

    • Utility Room/Laundry

    Bedrooms and bathrooms

    • Bedrooms: 5

    • Full bathrooms: 4

  • Parking

    • Circular Driveway

    • Driveway

    • On Street

    Property

    • Exterior Features: Lighting

    Lot

    • Lot: 11845 Square Feet

    Other Property Information

    • Parcel Number: 24-52-05-010-0570

    • Zoning: 2000

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Single Family Residence

  • Other financial information

    • HOA Frequency: Annually

    • Annual tax amount: $44,239

  • Source details

    • MLS ID: A12004666

    Other facts

    • Construction Materials: CBS Construction

    • Laundry Features: Utility Room/Laundry

    • Lot Features: Less Than 1/4 Acre Lot

    • Patio And Porch Features: Deck / Open Porch

    • Pool Features: In Ground

    • Direction Faces: East

    • Architectural Style: Attached / One Story

    • Waterfront: Yes

    • Living Area: 3405

    • Water Source: Municipal Water

    • Subdivision Name: CAPE FLORIDA SUB SEC 1

Private inquiry
Talk to the advisor on this listing.
Floor plans, HOA docs, off-market comparables, scheduling a private showing — one message, direct to the local specialist.

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The multiple listing information is provided by the Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: DLS International Realty