16200 Old State Road 4A, Sugarloaf Key, FL 33042 (MLS# 617926)

16200 Old State Road 4A, Sugarloaf Key, FL 33042

$3,900,000

Property Type: Residential Bedrooms: 3 Baths: 2 Square Footage: 1,964 Lot Size (sq. ft.): 896,896 Status: Closed

Current Price: $3,900,000 List Date: 1/05/2026 Last Modified: 7/17/2026

Overview

Description

Retreat to over 20 acres of private paradise, where unobstructed open-water views and breathtaking sunrise and sunset skies set the tone for everyday. Remotely tucked away off Old State Road in Sugarloaf Key, this rare beachfront estate delivers a level of privacy and true coastal beauty that is nearly impossible to replicate in the Florida Keys. Concrete construction completed in 2024, this turnkey, fully furnished home was thoughtfully designed to take full advantage of its surroundings. Large hurricane-impact windows and doors frame open-water views from nearly every room, while the bright, spacious interior is completed with stylish, high-end finishes throughout. The outdoor living experience resembles your very own private resort, with multiple spaces designed to take in the peace, quiet, and surrounding views—including the balcony, pool, downstairs covered lanai, and fire pit area. The large, newly completed (2025) saltwater pool features both a heater and chiller for ye ... (Read more)

Listing Details MLS# 617926

Location, Tax & Legal

Street #: 16200
Street Name: Old State
Street Suffix: Road
Key/Island: Sugarloaf Key
State/Province: FL
Zip Code: 33042
County: Monroe
Subdivision: Sugarloaf Beach (17.0)
Area: 06 - Bay Point to Sugarloaf

Contract Information

Listing Board: Key West Association
Species List: Yes

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 2
Pool: Yes
Year Built: 2024
Lot SqFt: 896896
Lot Sqft Source: Property Data Card
Acres: 20.59
Living Apx SqFt: 1964
SqFt Source: Property Data Card
Total Bedrooms: 3
Full Baths: 2
Total Baths: 2
Rentals Allowed: With Restrictions

Status Change Info

Under Contract Date: 2026-01-30
Leased Date: 2026-02-27

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No

Building Style

Above Flood: Unknown

More Information

Vehicle Storage

Car(s): 4+

Pre-Wired

Other: Cat6

Pool Info

Other: Chiller
Heated: Yes
Dimensions: 12’ x 24’

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Oceanfront; Open Water Waterview: Ocean View; Open Water View Dockage: None Property Condition: New Construction Vehicle Storage: Covered Parking; Off Street Parking; Open Parking; RV Parking Open; Trailer Storage Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Utilities: Aerobic System; Buyer to Verify; FKAA; Propane Interior Features: Drapes/Blinds Incl; Fireplace(s); Quartz Countertops; Smoke Alarms Pre-Wired: Surround Sound Appliances: Dishwasher; Disposal; Dryer; Microwave; Oven; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Lighting; Outdoor Shower; Rain Gutters; Sandy Beach; Storage Pool Info: In Ground; Salt Water; Concrete Construction: CBS Floor: Vinyl Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Bike Paths Land Size: 10 or more Acres Terms: Cash; Conventional Title: Negotiable GF-Interior Features: Tankless Hot Wtr Htr

Documents

Floorplan ›

Listing Office: Expert Realty LLC (HQ)

Last Updated: July - 17 - 2026

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.