New Listing - 11/30/2025

$4,950,000 ($1,463.63 per sqft)

Est. Mortgage $23,742/mo *

Quick Pre-Approval

669 S Mashta Dr, Key Biscayne, FL, 33149

669 S Mashta Dr, Key Biscayne, FL, 33149

3 beds

3 Full / 1 Half baths

1960

Detached, Two Story

3,382 sqft

A beautifully reimagined home on one of Key Biscayne’s most desirable streets, South Mashta Drive. With its bold charcoal façade and distinctive presence, this residence stands out immediately while maintaining a warm island charm that makes it feel welcoming from the moment you arrive. Surrounded by mature trees and lush greenery, the setting offers both atmosphere and privacy. Inside, vaulted ceilings and expansive windows fill the space with natural light, creating a soft and inviting ambiance. The great room features a stone fireplace, wide-plank wood floors, and a natural flow to the terrace and pool, bringing effortless connection between indoor comfort and outdoor enjoyment. Every space reflects a carefully curated, cozy feel that enhances the character of the home. The renovated master bathroom offers calming finishes and a serene atmosphere. A private suite provides the perfect accommodation for guests or extended family. Set on a generous 10,000 sq ft lot and enhanced with impact windows, updated lighting, a newer roof, and thoughtful design details, this residence blends timeless appeal, warmth, and the unique island charm that defines Key Biscayne living. A rare opportunity to own a home that feels both distinctive and deeply inviting, in one of the most coveted locations on the island.


Status:

Active

Type:

Single-family residential

Furnished Remarks:

Unfurnished

Zoning:

2001

Subdivision:

MASHTA ISLAND

Garage:

Driveway

Heating:

Central

Cooling:

Central Air, Electric

Est. Taxes:

$22,036

Construction

Block

Utilities

Cable Available

Lot Description:

1/4 to 1/2 Acre Lot

View Description:

Garden

Elementary School:

Keybiscayne

Middle School:

Ponce De Leon

High School:

Coral Gables

Pet Allowed:

Yes

Pet Policy:

Size Limit, Yes

Appliances:

Dryer, Dishwasher, Electric Water Heater, Disposal, Gas Range, Microwave, Refrigerator, Washer

Pool:

In Ground, Pool

MLS #:

A11922444


Community Info

School Info

Walk Score

Yelp



Listing courtesy of ONE SOTHEBY'S INTERNATIONAL REALTY 305-538-9711