Overview

Property ID: A11877495

Single Family Residence, Residential
Property Type

3
Bedrooms

3
Bathrooms

4.0
Garages

2014
Year Built

Description

Escape to “The Castle”, a luxurious gated Gulf-front estate spanning 1.14 acres on Big Pine Key. Built in 2014 with poured concrete, impact windows/doors, elevator, and generator, this 4,600+ sq. ft. masterpiece offers 3 bedrooms, 3 baths, and breathtaking Gulf views. Boaters enjoy 235’ of dockage: 140’ protected canal dock with lift, ramp, and slip, plus 95’ open-water pier dock with lift and seawall. Inside, a chef’s kitchen with 10.5’ island, dual sinks, Jenn-Air gas range, and wood cabinetry flows to a grand family room, theater, and rooftop deck. The top-floor primary suite boasts water views, office, lounge, spa bath, and custom closet. Outside, a resort-style pool with spa, heater/chiller, and LED lighting completes this rare Florida Keys retreat.

Listing courtesy of Ocean Sotheby's International.

38+

Address

Open on Google Maps

Address: 3742 Seagrape St
City: Big Pine
State/county: FL
Zip/Postal Code: 33043

Details

Updated on September 17, 2025 at 6:10 pm

Property ID A11877495
Price $6,450,000
Bedrooms 3
Bathrooms 3
Garages 4.0
Garage Size x x
Year Built 2014
Property Type Single Family Residence, Residential
Property Status Active

Additional details

Listing Terms Cash, Conventional
Roof Concrete
Utilities Cable Available
Sewer Public Sewer
Cooling Central Air
Heating Central
Flooring Tile
County Monroe
Property Type Residential
Pool Concrete,Heated,In Ground,Pool
Parking Attached Carport,Circular Driveway,Covered,Driveway,Golf Cart Garage,Guest,Other,Paver Block
Waterfront Bayfront,Canal Access,Ocean Access,Seawall
Architectural Style Detached,Two Story

Features

Balcony,Security/High Impact Doors,Lighting

360° Virtual Tour

Mortgage Calculator

IDX Information Disclaimer This website provides real estate listing data through the Internet Data Exchange (IDX) program. All information is deemed reliable but is not guaranteed and should be independently verified. Property data is provided for consumer personal, non-commercial use only, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.Listing information is sourced from the Southeast Florida Multiple Listing Service (SEFMLS) and may include listings from other brokers who participate in the IDX program. Properties listed by brokerage firms other than Coldwell Banker Realty are marked with the listing broker’s name and/or MLS logo.All measurements, square footage, taxes, and property details are approximate and should be verified by the buyer. Availability, pricing, and other listing data are subject to change without notice.The Arango Group, Kevin Arango, P.A., and Coldwell Banker Realty do not guarantee the accuracy of IDX data, and bear no responsibility for typographical errors, misprints, or misrepresentations.© 2025 SEFMLS. © 2025 Kevin Arango, P.A. | The Arango Group. All rights reserved.