$6,450,000

3742 Seagrape St Big Pine Key, FL 33043

Estimated payment $36,335/month

Total Views 8,982
3 Beds
3 Baths
4,687 Sq Ft
$1,376 Price per Sq Ft

Highlights

  • Property has ocean access
  • Boat Lift
  • Media Room
  • Private Dock
  • Property Fronts a Bay or Harbor
  • Concrete Pool

About This Home

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 Agent

Jo Ann Cook

Ocean Sotheby's International License #3330898 Listed on: 04/28/2025

Ocean Sotheby's International

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $28,079

Year Built

  • Built in 2014

Lot Details

  • 0.4 Acre Lot
  • 300 Ft Wide Lot
  • Property Fronts a Bay or Harbor
  • North Facing Home
  • Property is zoned SF

Parking

  • 4 Car Garage
  • 4 Attached Carport Spaces
  • Circular Driveway
  • Paver Block
  • Guest Parking
  • Open Parking
  • Golf Cart Parking

Home Design

  • Elevated Home
  • Concrete Roof
  • Concrete Block And Stucco Construction

Interior Spaces

  • 4,687 Sq Ft Home
  • 2-Story Property
  • Furniture for Sale
  • Built-In Features
  • Family Room
  • Media Room
  • Tile Flooring
  • Bay Views
  • Laundry in Utility Room

Kitchen

  • Microwave
  • Dishwasher
  • Cooking Island
  • Disposal

Bedrooms and Bathrooms

  • 3 Bedrooms
  • Primary Bedroom on Main
  • Primary Bedroom Upstairs
  • Closet Cabinetry
  • Two Primary Bathrooms
  • 3 Full Bathrooms
  • Bathtub

Home Security

  • Clear Impact Glass
  • High Impact Door

Accessible Home Design

  • Accessible Elevator Installed

Pool

  • Concrete Pool
  • Heated In Ground Pool

Outdoor Features

  • Property has ocean access
  • Canal Width is 81-120 Feet
  • Seawall
  • Boat Lift
  • Private Dock
  • Balcony
  • Exterior Lighting

Utilities

  • Central Heating and Cooling System
  • Electric Water Heater

Community Details

  • No Home Owners Association
  • Port Pine Heights 2Nd Add Subdivision

Listing and Financial Details

  • Assessor Parcel Number 00297040-000000

Home Details

Home Type

Single Family

Est. Annual Taxes

$28,079

Year Built

Built in 2014

Lot Details

0

Parking

4

Listing Details

  • Property Type: Residential
  • Year Built: 2014
  • Property Sub Type: Single Family Residence
  • Architectural Style: Detached, Two Story
  • Carport Y N: Yes
  • Directions: From US-1, right on Key Deer Blvd all the way to Kyle Blvd, left onto Kyle, left onto Sea Grape Street. Property is on right side with gated entry.
  • Road Frontage Type: Bay
  • Garage Yn: Yes
  • Horses: No
  • Inclusions: Boatlift,Private Dock
  • New Construction: No
  • Structure Type: House
  • Subdivision Name: PORT PINE HEIGHTS 2ND ADD
  • Year Built Details: Effective Year Built
  • MIAMIRE_PoolYN: Yes
  • MIAMIRE_PetsAllowedYN: Yes
  • MIAMIRE_MembershipPurchRqdYN: No
  • Special Features: VirtualTour

Interior Features

  • Appliances: Dishwasher, Disposal, Electric Water Heater, Microwave
  • Interior Amenities: Second Floor Entry, Built-in Features, Closet Cabinetry, Cooking Island, Elevator, Family Room, Media Room, Utility Room/Laundry
  • Spa Yn: Yes
  • Full Bathrooms: 3
  • Total Bedrooms: 3
  • Door Features: High Impact Doors
  • Flooring: Tile
  • Furnished: Furniture For Sale
  • Living Area: 4687
  • Other Equipment: Elevator
  • Window Features: Clear Impact Glass
  • Bedroom Features: Primary Bath Shower, Primary Bath Tub, Primary Bedroom Ground Level, Primary Bedroom Upstairs
  • Living Room Features: Family Room, Media Room, Utility Room/Laundry
  • Master Bathroom Features: 2 Primary Bathrooms

Exterior Features

  • Roof: Concrete
  • View: Bay, Water
  • Exterior Features: Lighting, Open Balcony
  • Construction Type: Concrete Block Construction, CBS Construction, Elevated Construction
  • Direction Faces: North
  • Lot Features: 1 To Less Than 2 Acre Lot
  • Patio And Porch Features: Open Balcony
  • Pool Features: In Ground, Concrete, Heated
  • Pool Private: No
  • View: Yes
  • Waterfront Features: Ocean Access, Canal Width 81-120 Feet, Seawall
  • Waterfront: Yes

Garage/Parking

  • Park Building Name: PORT PINE HEIGHTS 2ND ADD
  • Carport Spaces: 4
  • Covered Parking Spaces: 8
  • Garage Spaces: 4
  • Open Parking: Yes
  • Parking Features: Attached Carport, Additional Spaces Available, Circular Driveway, Covered, Driveway, Golf Cart Parking, Guest, Other, Paver Block

Utilities

  • Sewer: Public Sewer
  • Water Source: Municipal Water
  • Cooling: Central Air
  • Cooling Y N: Yes
  • Heating: Central
  • Heating Yn: Yes
  • Laundry Features: Utility Room/Laundry

Condo/Co-op/Association

  • Association: No
  • Community Features: None

Association/Amenities

  • MIAMIRE_TypeofAssociation: None

Lot Info

  • Parcel Number: 00297040-000000
  • Lot Size Sq Ft: 17260
  • Zoning: SF

Rental Info

  • Pets Allowed: Yes

Tax Info

  • Tax Year: 2024
  • Tax Annual Amount: 28079

Map

Range of Values:

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Value Increase
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Percent Increase
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Adjusted for Inflation
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2024 $23,601 $3,292,836 $1,255,536 $2,037,300
2023 $23,601 $3,036,096 $1,381,879 $1,654,217
2022 $21,448 $2,707,955 $1,031,803 $1,676,152
2021 $19,742 $2,085,231 $531,694 $1,553,537
2020 $19,855 $2,076,078 $505,373 $1,570,705
2019 $18,494 $1,960,891 $0 $0
2018 $18,669 $1,924,329 $485,524 $1,438,805
2017 $18,617 $1,934,751 $0 $0
2016 $16,300 $1,643,627 $0 $0
2015 $14,306 $1,402,884 $0 $0
2014 $2,963 $212,810 $0 $0
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
11/10/2025 11/10/25 Price Changed $5,900,000 -8.5% $1,259 / Sq Ft
07/17/2025 07/17/25 Price Changed $6,450,000 -7.2% $1,376 / Sq Ft
06/06/2025 06/06/25 For Sale $6,950,000 -- $1,483 / Sq Ft
Source: MIAMI REALTORS® MLS

Purchase History

Date Type Sale Price Title Company
Special Warranty Deed $560,000 Attorney
Certificate Of Transfer $100 --
Warranty Deed -- Keys Title Abstract Company
Warranty Deed $59,200 --
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Previous Owner $780,000 Purchase Money Mortgage
Source: Public Records

Source: MIAMI REALTORS® MLS

MLS Number: A11877495

MIAMI REALTORS® MLS

APN: 00297040-000000