685 Harbor Ln, Key Biscayne FL 33149, photo 1
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$6,950,000

Single Family ResidenceActive
⏱️ Listed 152 days ago (~5 months)
5Beds
6Baths
5,421Sq Ft
2001Built

685 Harbor Ln, Key Biscayne FL 33149

MLS #A11997896

About This Property

Set on one of the largest lots in Key Biscayne, a rare 12,200 sqft parcel, this colonial-style residence, known as Villa Rosa, was designed by renowned architect Cesar Molina and sits on a quiet, low-traffic street in a well-established, family-friendly neighborhood. The generous lot allows for a spacious backyard with pool and abundant green space, ideal for outdoor living and entertaining. Double balconies and covered terraces create a seamless indoor-outdoor flow throughout the home. This 5-bedroom residence offers bright interiors and a chefs kitchen with island, Sub-Zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite includes a private terrace, oversized walk-in closet with safe, and dual baths with sauna. Also includes maids quarters and hurricane code construction. Minutes from the beach, parks, and top schools - a rare opportunity to own a well-designed home with an exceptional lot on one of Key Biscayne's most desirable streets.

🏢Learn about Biscayne Key EstatesBuilding amenities, floor plans, market stats and available units.

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Marie I. Sanjurjo
Licensed Broker
Blue Mar Real Estate Group
📞 (305) 680-5672💬 WhatsApp Marie✉️ [email protected]

About Key Biscayne

Key Biscayne is a barrier island community just a bridge ride from Brickell, offering an island lifestyle wrapped around Crandon Park, Cape Florida State Park, and the Crandon Golf Course. The village is known for its safety, top-rated schools, and walkable pace, with residents ranging from young families to international buyers seeking secondary residences. Limited inventory and tight geography keep prices premium relative to mainland Miami.

Explore Key Biscayne📊 Key Biscayne market report

Property Details

Property Type

Single Family Residence

Year Built

2001

Living Area

5,421 sq ft

Lot Size

9,000 sq ft

Bedrooms

5

Bathrooms

6

Garage

1 Space

Pool

No

Waterfront

No

Cooling

Central Air

Heating

Central

Roof Type

Aluminum

Flooring

Marble, Tile, Wood

Construction

Elevated Construction, Piling Construction

Style

Attached, Two Story

HOA Fee

None

Annual Taxes

$40,335 (2025)

Days on Market

145

MLS #

A11997896

Features & Amenities

Interior

First Floor EntryBarCloset CabinetryCooking IslandEntrance FoyerWalk-In Closet(s)Family RoomGreat RoomStorage

Appliances

DishwasherDisposalDryerElectric Water HeaterIce MakerGas RangeRefrigerator

Exterior

LightingOpen Balcony

Community

Beach Club Member Available

Other

Driveway

Nearby Schools

Assigned public schools pulled from Miami-Dade County Public Schools’s official attendance-boundary data. Verify current boundaries with MDCPS before buying — zones can change year to year.

Assigned Public Schools
Elementary
Key Biscayne K-8 Center
Grades PK-8
150 W McIntire St., Key Biscayne 33149
Middle
Ponce de Leon MS
Grades 6-8
5801 Augusto St., Coral Gables 33146
High
Coral Gables Senior High
Grades 9-12
450 Bird Rd., Coral Gables 33146
Private Schools Within 5 Miles
Key Biscayne Presbyterian School0.8 mi
160 Harbor Dr, Key Biscayne
St Christophers - By-The-Sea Montessori School0.9 mi
95 Harbor Dr, Key Biscayne
St Agnes Academy0.9 mi
122 Harbor Dr, Key Biscayne
Immaculata-La Salle High School4.5 mi
3601 S Miami Ave, Miami
Ransom Everglades Middle School4.9 mi
2045 S Bayshore Dr, Miami
La Prima Casa Montessori - Brickell Campus5.0 mi
1770 Brickell Ave, Miami

School data source: Miami-Dade County Open Data Hub

Location

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City

Key Biscayne

State

FL

ZIP Code

33149

County

Miami-Dade County

Subdivision

BISCAYNE KEY ESTATES

$6,950,000
685 Harbor Ln, Key Biscayne FL 33149
5Beds
6Baths
5,421Sq Ft
📞 (305) 680-5672💬 WhatsApp
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685 Harbor Ln, Key Biscayne FL 33149$6,950,000

Listing provided by Marisela Gonzalez Servat at Avanti Way Realty LLC. Data from Miami Association of REALTORS®. All information deemed reliable but not guaranteed. Listing #A11997896.