3742 Seagrape St Big Pine Key, FL 33043
Big Pine Key AreaEstimated payment $29,684/month
Highlights
- Property fronts gulf or ocean
- Boat Lift
- Home Theater
- Boat Ramp
- Open Water Access
- Heated Pool
About This Home
Escape to ''The Castle'', a luxurious gated Gulf-front estate rarely spanning 1.14 acres on Big Pine Key. This extraordinary retreat is a graceful 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, this is ultimate Keys living without compromise!
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $30,568
Year Built
- Built in 2014 | Remodeled
Lot Details
- 1.14 Acre Lot
- Lot Dimensions are 75 x 210
- 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
- Concrete Block And Stucco Construction
Interior Spaces
- 4,687 Sq Ft Home
- Elevator
- Furnished
- Bar
- Cathedral Ceiling
- Drapes & Rods
- Entrance Foyer
- Home Theater
- Media Room
- Storage
- Utility Room
- Bay Views
- Impact Glass
Kitchen
- Oven
- Microwave
- Dishwasher
- Stainless Steel Appliances
- Granite Countertops
- Built-In or Custom Kitchen Cabinets
- Disposal
Bedrooms and Bathrooms
- 3 Bedrooms
- Walk-In Closet
- 3 Full Bathrooms
- Freestanding Bathtub
Laundry
- Laundry Room
- Dryer
- Washer
Parking
- Carport
- Guest Parking
- Open Parking
- Off-Street Parking
- RV Access or Parking
Outdoor Features
- Heated Pool
- Open Water Access
- Seawall
- Boat Lift
- Boat Ramp
- Dock made with Composite Material
- Waterfront Basin
- Outdoor Water Feature
- Outdoor Kitchen
- Exterior Lighting
- Attached Grill
- Rain Gutters
Horse Facilities and Amenities
- Trailer Storage
Utilities
- Whole House Permanent Generator
- Propane
- Cable TV Available
Community Details
- Port Pine Heights Subdivision
- Theater or Screening Room
Listing and Financial Details
- Assessor Parcel Number SEE DOCUMENTS TAB
Map
Home Values in the Area
Average Home Value in this Area
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| 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 |
|---|---|---|---|---|
| 2025 | $28,002 | $3,301,091 | $1,255,536 | $2,045,555 |
| 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
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 04/30/2026 04/30/26 | For Sale | $4,995,000 | -7.3% | $1,066 / Sq Ft |
| 03/03/2026 03/03/26 | Price Changed | $5,390,000 | -8.6% | $1,150 / Sq Ft |
| 02/02/2026 02/02/26 | Price Changed | $5,900,000 | -8.5% | $1,259 / Sq Ft |
| 04/28/2025 04/28/25 | For Sale | $6,450,000 | -- | $1,376 / Sq Ft |
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Special Warranty Deed | $560,000 | Attorney | |
| Certificate Of Transfer | $100 | -- | |
| Warranty Deed | -- | Keys Title Abstract Company | |
| Warranty Deed | -- | Keys Title Abstract Company | |
| Warranty Deed | $59,200 | -- |
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $780,000 | Unknown | |
| Previous Owner | $780,000 | Purchase Money Mortgage |
Source: Marathon and Lower Keys Association of REALTORS®
MLS Number: 619696
APN: 00297040-000000
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