ActiveMLS# 1173649929123 days on market
$5,799,000
$1,715 / sq ft
669 S Mashta Drive
Key Biscayne, FL, 33149
4Bedrooms
3.5Bathrooms
3,382Sq Ft
1960Year Built
Call AgentView Map

About This Property

Located on the exclusive and highly sought-after Mashta Island, this exceptional property offers a rare opportunity to build your dream home or enjoy the existing beautifully refurbished residence. The home features new bathrooms, updated flooring, and tasteful modern finishes throughout. Designed for relaxed Florida living, the spacious covered terrace overlooks a stunning mosaic-tiled pool, creating the perfect setting for entertaining or enjoying the tropical surroundings. A unique opportunity in one of Key Biscayne's most desirable neighborhoods. Easy to show.

Key Features

  • 10,000 sq ft Lot
  • Built in 1960

Property Details

  • Type: Single Family Home
  • Year Built: 1960
  • Lot Size: 10,000 sq ft
  • Sq Ft: 3,382
  • Price / Sq Ft: $1,715
  • HOA: Contact Agent
  • Bedrooms: 4
  • Bathrooms: 3.5
  • Feature: 10,000 sq ft Lot
  • Feature: Built in 1960
  • Status: Active
  • MLS Number: 1173649929
  • Days on Market: 123
  • Listed By: MLS Listing
  • Zip Code: 33149
Listing information © 2026 Miami MLS. Information deemed reliable but not guaranteed. This listing is represented by TruDeals Realty at 0.5% seller commission. Buyer's agent commission is separate and negotiable.
TruDeals Property Intelligence

Neighborhood & property insights

Schools, flood risk, noise, values, taxes, and environmental factors for this address. Layers that are not configured yet show an honest note — never another city's preview data.

Loading verified data for 669 S Mashta Drive, Key Biscayne, FL 33149…

AI Event Scout

What's happening in Key Biscayne

Checking verified local events…

$5,799,000669 S Mashta Drive, Key Biscayne, FL
Call Agent