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16750 Old State Road 4A, Sugarloaf Key, FL - photo 1

$8,995,000

16750 Old State Road 4A

Sugarloaf Key, FL 33042

Estimated payment $46,059/month

HOA not listed, not included · estimated tax · estimated insurance · 20% down, 6.5%, 30 yr

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6Beds
5Baths
5,208Sq Ft
$1727Price/Sq Ft

Preferred partner

Kinsfolk Realty

Kinsfolk Signature Realty

Powered by Hometrino

(813) 602-0498

Highlights

Built in 1959
101,494 sqft Lot

About This Home

Introducing Blue Water Lagoon Estate! Experience unmatched privacy and exceptional waterfront living at this gated 2.33-acre oceanfront estate in exclusive Sugarloaf Beach -- a location famously featured in the film ''True Lies''. Designed for the avid boater and those seeking a resort-style lifestyle, this 5,208 sq. ft. residence offers rare amenities and direct access to world-class fishing and diving.A protected 6-boat basin with room for extra boats is the centerpiece of the waterfront, complete with 25K and 16K lifts, a boat ramp, sandy beach, lookout point, and composite observation deck. After a day on the water, unwind in the lagoon-style saltwater pool with heater, chiller, and custom water features. The expansive tiki bar includes TVs, True refrigerator/freezer drawers, and an ice machine--perfect for effortless outdoor entertaining. Additional features include a firepit, private sandy beach, and a full outdoor kitchen equipped with built-in BBQ, Viking appliances, and True refrigeration.The upper level offers a bright and open Great Room with sweeping ocean views, a spacious dining area, and a chef's kitchen with stainless appliances. Two covered verandas provide ideal spaces for taking in the breezes and panoramic vistas. The primary suite features an office, en suite bath, walk-in closet with laundry, sunroom, and loft. Two additional upstairs guest rooms comfortably accommodate visitors, while the separate downstairs living area offers three more guest bedrooms for privacy and flexibility.Designed for hosting and convenience, the home is equipped with a Sonos sound system, property-wide Wi-Fi, abundant storage, a two-car garage with fishing lockers, and generous parking along a winding paver driveway. Lush, mature landscaping surrounds the property, creating a serene and secluded Sugarloaf Key retreat.Call for more information today!

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Facts & features

Bedrooms & bathrooms

  • •Bedrooms:6
  • •Bathrooms:5 (4 full, 1 half)
  • •Full bathrooms:4
  • •Half bathrooms:1

Heating

  • •Has Heating:Yes

Interior area

  • •Total structure area:5,208 sqft
  • •Total interior livable area:5,208 sqft

Parking

  • •Parking features:N/A
  • •Garage spaces:0
  • •Has attached garage:No

Lot

  • •Size:101,494 sqft

Details

  • •Parcel number:N/A

Type & style

  • •Home type:Single Family Residence
  • •Property subtype:Residential

Materials

  • • N/A

Condition

  • •Year built:1959

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Price history

DateEventPrice
10/30/2026Listed for sale$8,995,000$1727/sqft

Listing Agent

Lisa Swanson

The Agency Florida Keys

Brokerage Phone: 305-916-1105

Source: Florida Keys MLS · MLS #617329

Data Powered by Home Junction, Inc.

Nearby

Beaches

Sugarloaf Beach

1.1 mi

Boca Chica Beach

9.0 mi

Boca Chica Nude Beach

9.3 mi

Nearby amenity locations include data © OpenStreetMap contributors.