Accepting backups

$26,000,000

5 Harbor Point, Key Biscayne, FL 33149

3beds

10,926sqft

Est.:

Single Family Residence

Built in 1954

0.66 Acres Lot

$-- Zestimate^®

$2,380/sqft

$-- HOA

What's special

Private dockSecluded sandy beachPrivate waterfront roadSculptural architectural linesStriking contemporary designExpansive light-filled interiors

A once-in-a-generation opportunity on Key Biscayne’s only private waterfront road, this extraordinary estate spans 28,800 square feet with 120 feet of pristine water frontage, a secluded sandy beach, and a private dock framing panoramic views of the Miami skyline. Offering 10,926 square feet of living space, the property delivers exceptional privacy alongside a striking contemporary design recognized as part of the esteemed Rosa de la Cruz Collection. Soaring 20-foot ceilings, sculptural architectural lines, and expansive, light-filled interiors create a dramatic backdrop for art, entertaining, or a visionary reimagining tailored to your lifestyle. A truly rare canvas in an irreplaceable location, with architectural plans available to transform it into the most exceptional residence in Key Biscayne.

112 days

2,104

30

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 6
Full bathrooms: 4
1/2 bathrooms: 2

Rooms

Room types: Den/Library/Office

Heating

Central, Electric

Cooling

Central Air, Electric

Appliances

Included: Dishwasher, Disposal, Dryer, Electric Water Heater, Electric Range, Refrigerator, Washer

Features

Built-in Features, Entrance Foyer, Vaulted Ceiling(s), Volume Ceilings, Maid/In-Law Quarters
Flooring: Ceramic Tile, Marble
Doors: High Impact Doors
Windows: Partial Impact Glass, Partial Panel Shutters/Awnings, Partial RollDown Shutters, Electric Shutters, Hurricane Shutters, Bay Window(s), High Impact Windows

Interior area

Total structure area: 10,926
Total interior livable area: 10,926 sqft

Video & virtual tour

View virtual tour

Property

Parking

Total spaces: 1
Parking features: Circular Driveway, Driveway, Paver Block, No Rv/Boats, No Trucks/Trailers
Carport spaces: 1
Has uncovered spaces: Yes

Features

Stories: 2
Entry location: First Floor Entry,Foyer
Exterior features: Balcony, Room For Pool
Has view: Yes
View description: Bay, Garden
Has water view: Yes
Water view: Bay
Waterfront features: WF/Ocean Access, No Fixed Bridges, Ocean Front, Bay
Frontage type: Bay/Harbor
Frontage length: 0

Lot

Size: 0.66 Acres
Features: 1/2 To Less Than 3/4 Acre Lot

Details

Parcel number: 2442320020250
Zoning: 2000

Construction

Type & style

Home type: SingleFamily
Property subtype: Single Family Residence

Materials

CBS Construction
Roof: Barrel Roof,Flat Roof With Facade Front

Condition

Year built: 1954

Utilities & green energy

Sewer: Public Sewer
Water: Municipal Water

Community & HOA

Community

Features: None, No Subdiv/Park Info
Security: Smoke Detector
Subdivision: Matheson Estates

HOA

Has HOA: No

Location

Region: Key Biscayne

Financial & listing details

Price per square foot: $2,380/sqft
Tax assessed value: $17,697,358
Annual tax amount: $59,191
Date on market: 11/26/2025
Listing terms: All Cash,Conventional

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
11/26/2025	Listed for sale	$26,000,000+10.6%$2,380/sqft
Source: MIAMI #A11921513 Report a problem
10/9/2025	Sold	$23,500,000-9.6%$2,151/sqft
Source: MIAMI #A11774618 Report a problem
7/4/2025	Pending sale	$26,000,000$2,380/sqft
Source: MIAMI #A11774618 Report a problem
4/2/2025	Listed for sale	$26,000,000+1996.8%$2,380/sqft
Source: MIAMI #A11774618 Report a problem
11/5/1993	Sold	$1,240,000$113/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2024	$59,191 +1.3%	$3,663,218 +3%
2023	$58,405 +5.5%	$3,556,523 +3%
2022	$55,350 -0.4%	$3,452,935 +3%
2021	$55,577 +3%	$3,352,365 +1.4%
2020	$53,937 +2.1%	$3,306,080 +2.3%
2019	$52,841 +5.3%	$3,231,750 +1.9%
2018	$50,160	$3,171,492 +2.1%
2017	$50,160 +1.2%	$3,106,261 +2.1%
2016	$49,546 -1.7%	$3,042,372 +0.7%
2015	$50,404 -1.5%	$3,021,224 +0.8%
2014	$51,168 +3.1%	$2,997,247 +1.5%
2013	$49,631 +0%	$2,952,953 +1.7%
2012	$49,631 +2.3%	$2,903,592 +3%
2011	$48,507 -5.6%	$2,819,022 +1.5%
2010	$51,383 +7.9%	$2,777,362 +2.7%
2009	$47,603 +4.8%	$2,704,345 +4.1%
2007	$45,406 -6.8%	$2,597,956
2006	$48,732	--
2005	$48,732 +1.2%	--
2004	$48,168 +21.2%	--
2003	$39,736 +2.9%	--
2002	$38,613	--
2001	$38,613	--