

3742 Seagrape Street, Big Pine Key, FL 33043
- Beds
- 3
- Baths
- 3
- Sqft
- 4,687
- Home type
- Single Family Residence
- Year built
- 2014
- Lot size
- —
- Price / sqft
- $992
- HOA
- —
- Community
- PORT PINE HEIGHTS 2ND ADD
Property 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 activity
- Days on market
- —
- Listed
- —
- MLS listing updated
- Sep 9, 2026
- Feed last checked
- 12 minutes ago
Listed by Jo Ann Cook · Ocean Sotheby's International
Map
Map location is based on MLS-supplied coordinates. Verify the location before relying on it.
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms
- 3
- Bathrooms
- 3
Property
Not reported by the listing source.
Construction
Type & style
- Home type
- Single Family Residence
- Year built
- 2014
Utilities & green energy
Not reported by the listing source.
Community & HOA
Community
- Subdivision
- PORT PINE HEIGHTS 2ND ADD
Lease details
Not reported by the listing source.
Location
Area details
- City
- Big Pine Key
- County
- Monroe
- ZIP code
- 33043
Manufactured home details
Not reported by the listing source.
Financial & listing details
Listing
- MLS number
- A11877495
Additional MLS details
Reported by the listing source
- Bathrooms Total Integer
- 3
- County Or Parish
- Monroe
- List Price
- 4650000
- Living Area
- 4687
- Mls Status
- Active
- Postal Code
- 33043
- Property Sub Type
- Single Family Residence
- Property Type
- Residential
- Standard Status
- Active
- State Or Province
- FL
- Subdivision Name
- PORT PINE HEIGHTS 2ND ADD
- Bedrooms Total
- 3
Market value
Price history
| Date | Event | Price |
|---|---|---|
| Sep 9, 2026 | Price updatedBeachesMLS | $4,650,000$992/sqft |
Public tax history
—
Payment calculator
- Principal & interest
- $24,128
- Property taxes
- $6,975
- Insurance
- $2,325
- Association dues
- —
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Neighborhood
Area
PORT PINE HEIGHTS 2ND ADDBig Pine Key · Monroe County · 33043
Climate risk
—No licensed climate-risk source is connected.
Nearby schools
Not reported by the listing source.
School names and districts are MLS-reported when available. Verify attendance boundaries with the school district. Ratings require a licensed ratings provider.Nearby homes
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