741 Harbor Dr, Key Biscayne, FL 33149 — MLS photo

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741 Harbor Dr, Key Biscayne, FL 33149

Active · SingleFamilyResidence

$7,390,000

741 Harbor Dr, Key Biscayne, FL 33149

Beds
6
Baths
7
Living area
4,043 sq ft
$ / sq ft
$1,828/sq ft
Year built
2016
Lot size
7,924 sq ft
HOA fee
—
Annual tax
$54,484

About this property

Refined 3-story modern contemporary residence on an oversized, beautifully landscaped corner lot along Key Biscayne’s prestigious Harbor Drive, just 15 minutes from the Brickell Financial District, and featuring a spectacular rooftop terrace. This 5,328 total SF home offers 6 bedrooms, 4 full baths, and 3 half baths, thoughtfully designed for both elegant living and effortless entertaining. A grand entry with a stylish pivot door welcomes you into light-filled interiors with soaring ceilings, marble floors in the social areas, and wire-brushed white oak flooring upstairs. Panoramic impact windows and multiple terraces create seamless indoor-outdoor flow. The resort-style backyard features a heated saltwater pool with waterfall and inviting lounge areas. The Mia Cucina chef’s kitchen anchors the main living space with a marble waterfall island, custom cabinetry, and premium appliances including Wolf induction cooktop/ovens, Sub-Zero refrigeration, and Asko dishwasher. Smart home technology includes Savant automation, Lutron lighting, whole-home audio, and integrated security. The expansive primary suite offers a sitting area, private balcony, covered terrace, beverage station, custom walk-in closets, and a spa-inspired marble bath. A dedicated office, upstairs family room, staff quarters, and laundry room add flexibility. The rooftop entertainment deck includes a summer kitchen with Wolf grill, Sub-Zero refrigeration, lounge areas, and a half bath—ideal for sunset gatherings.

Property location

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741 Harbor Dr, Key Biscayne, FL 33149

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Facts & features

Interior

Bedrooms
6
Bathrooms
7
Living area
4,043 sq ft
Flooring
Hardwood, Marble, Wood
Appliances
Built In Oven, Dryer, Dishwasher, Electric Range, Disposal, Ice Maker, Microwave, Other, Refrigerator, Wine Cooler, Washer
Cooling
Central Air, Electric
Heating
Central, Electric
Interior features
Bidet, Built In Features, Bedroom On Main Level, Closet Cabinetry, Dining Area, Separate Formal Dining Room, Dual Sinks, Second Floor Entry, Eat In Kitchen, High Ceilings, Sitting Area In Primary, Shower Only, Bar, Walk In Closets
Furnished
Negotiable

Exterior & Structure

Property type
SingleFamilyResidence
Year built
2016
Lot size
7,924 sq ft
Architectural style
Contemporary Modern, Detached
Roof
Concrete
Construction
CBSConcrete Block Structure, Block, Other
Exterior features
Balcony, Deck, Security High Impact Doors, Lighting, Outdoor Grill, Patio
Pool
Heated, In Ground, Pool
View
Garden, Other, Pool

Parking

Garage spaces
0
Covered spaces
4
Parking features
Attached Carport, Covered, Driveway

HOA, Community & Financials

Annual tax
$54,484
Subdivision
BISCAYNE KEY ESTATES
County
Miami-Dade
Days on market
130
MLS listing ID
A11976789
Listing status
Active

Investment intelligence

Yield & ROI calculator

Pre-filled from this listing's price, HOA and tax record. Adjust anything to see returns update instantly.

Estimated monthly cash flow

-$19,044

Cap rate
2.6%
Net yield
2.6%
Cash-on-cash return
-11.0%
Gross yield
4.5%
Mortgage payment
$35,032/mo
Down payment
$1,847,500
Loan amount
$5,542,500
Annual NOI
$191,866

Estimates only — includes 5% maintenance reserve and ~3% closing costs in cash invested. Verify taxes, HOA and insurance before making an offer.