3742 Seagrape St Big Pine Key, FL 33043
Estimated payment $33,405/month
Highlights
- Property fronts gulf or ocean
- Boat Lift
- Concrete Pool
- Boat Ramp
- Home Theater
- 1.14 Acre Lot
About This Home
Breathe in serenity during your escape to the ''The Castle'', a luxurious gated Gulf-front estate gracefully spanning 1.14 acres on Big Pine Key. This extraordinary retreat is a rare blend of architectural grandeur and coastal charm, thoughtfully designed for both relaxation and recreation. Boaters will delight in an unparalleled offering of 235 feet of dockage total: 140 feet of protected canal-front dockage featuring a 15,000 lb lift, cut-in slip, boat ramp, PLUS a 95-foot open water pier-style dock with additional 15,000 lb lift and cut-in slip - set against a 130-foot concrete seawall for secure, convenient access. Crafted in 2014 with solid poured concrete, impact-rated windows and doors, whole home generator and elevator, the home is built for enduring elegance. With over 4,600 square feet of refined interior space, this 3-bedroom, 3-bathroom estate is an architect's masterpiece with its stately presence, curved openings, and striking double staircase. Step inside to a breathtaking panorama of endless open Gulf waters and nightly sunset performances. The chef's kitchen is a dream for entertaining, featuring 10.5-foot island with seating for 8, dual sinks, refrigerators, and ovens, plus Jenn-Air 6-burner gas cooktop with pot filler, and rich wood cabinetry. Enjoy the grand family room with Gulf views, host movie nights in the private theater, or dine al-fresco under the stars. Nearby, find the full-size laundry room and storage. The top-floor primary suite is a sanctuary, offering sweeping water views, home office, private lounge with kitchenette, spa-like bath with clawfoot tub, tiled shower and generous walk-in closet with additional laundry. Outside, the resort-style pool beckons with a spa, water features, LED lighting, plus heater and chiller. Rooftop deck with 180-degree views, and unrivaled sunsets await. Offered fully furnished, including a 2023 Sea Cat, 14.5' skiff, and 2015 Chevrolet Silverado - this is ultimate Keys living without compromise!
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $28,079
Year Built
- Built in 2014 | Remodeled
Lot Details
- 1.14 Acre Lot
- Property fronts gulf or ocean
- Property Fronts a Bay or Harbor
- Privacy Fence
- Fenced
- Sprinkler System
- Property is zoned IS - Improved Subivision District
Home Design
- Concrete Roof
Interior Spaces
- 4,687 Sq Ft Home
- Elevator
- Furnished
- Bar
- Tray Ceiling
- Ceiling Fan
- Home Theater
- Utility Room
- Tile Flooring
- Gulf Views
Kitchen
- Oven
- Range
- Microwave
- Dishwasher
- Stainless Steel Appliances
- Granite Countertops
- Built-In or Custom Kitchen Cabinets
- Disposal
Bedrooms and Bathrooms
- 3 Bedrooms
- Split Bedroom Floorplan
- Walk-In Closet
- 3 Full Bathrooms
- Freestanding Bathtub
Laundry
- Laundry Room
- Dryer
- Washer
Home Security
- Home Security System
- Impact Glass
- Fire and Smoke Detector
Parking
- Carport
- Open Parking
- Off-Street Parking
Pool
- Concrete Pool
- Heated In Ground Pool
- Spa
- Pool Deck
Outdoor Features
- Seawall
- Boat Lift
- Boat Ramp
- Dock made with Composite Material
- Balcony
- Outdoor Water Feature
- Outdoor Kitchen
- Exterior Lighting
- Attached Grill
- Rain Gutters
Utilities
- Propane Stove
- Whole House Permanent Generator
- Propane
- Public Hookup Available For Sewer
- Cable TV Available
Community Details
- No Home Owners Association
- Port Pine Heights Subdivision
- Rental Restrictions
Listing and Financial Details
- Assessor Parcel Number 00297040-000000
Map
Home Values in the Area
Average Home Value in this Area
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 |
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 |
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 | -- |
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $780,000 | Purchase Money Mortgage |
Source: Marathon and Lower Keys Association of REALTORS®
MLS Number: 615356
APN: 00297040-000000
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