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

Single Family ResidenceActive
⏱️ Listed 15 days ago
5Beds
6Baths
5,421Sq Ft
2001Built

685 Harbor Ln, Key Biscayne FL 33149

MLS #A11997896

About This Property

Timeless colonial-style residence, also known as Villa Rosa, set on a rare 12,200 sqft lot in the heart of Key Biscayne. Designed by renowned architect Cesar Molina, this 5-bedroom home is located on a very quiet, low-traffic street, offering privacy within a well-established, family-friendly neighborhood. The home features double balconies, bright interiors, and a functional indoor-outdoor layout with expansive covered terraces. The kitchen includes an island, Sub-Zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite offers a private terrace, oversized walk-in closet with safe, and dual bathrooms with sauna. The spacious backyard includes a pool and generous green space. Additional features include maid’s quarters and construction that meets hurricane code requirements. Ideally located near beaches, parks, and top-rated schools, this is a rare opportunity to own a well-designed home on one of Key Biscayne’s most desirable streets.

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Marie I. Sanjurjo
Licensed Broker
Blue Mar Real Estate Group
📞 (305) 680-5672✉️ marie@bluemargroup.com

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

1

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

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Location

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City

Key Biscayne

State

FL

ZIP Code

33149

County

Miami-Dade County

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

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.