About 259 St Thomas Avenue
Brand-new luxury waterfront construction featuring 6 bedrooms and 8 bathrooms with a sleek modern design and high-end finishes throughout. The chef's kitchen is equipped with premium Sub-Zero appliances and designed for both everyday living and entertaining. Built for efficiency and durability with a metal roof, solar panels, and a water cistern system. Outdoor living includes a resort-style pool, expansive covered entertaining areas, and a 55-foot private dock, garage and tackle room, ideal for boating and offshore access. A rare opportunity to own a newly built luxury waterfront home in Key Largo.
Features of 259 St Thomas Avenue
| MLS® # | 618563 |
|---|---|
| Price | $5,600,000 |
| Bedrooms | 6 |
| Bathrooms | 8.00 |
| Full Baths | 7 |
| Half Baths | 1 |
| Square Footage | 5,600 |
| Acres | 0.25 |
| Year Built | 2026 |
| Type | Residential |
| Sub-Type | Single Family |
| Status | Active |
Community Information
| Address | 259 St Thomas Avenue |
|---|---|
| Area | 27 - Key Largo MM 97-107 |
| Subdivision | Port Largo (100.0) |
| City | KEY LARGO |
| County | Monroe |
| State | FL |
| Zip Code | 33037 |
Amenities
| Utilities | Cistern, Municipal Sewer |
|---|---|
| Parking | Garage |
| View | Canal View |
| Is Waterfront | Yes |
| Waterfront | Canal Front |
| Has Pool | Yes |
| Pool | In Ground |
Interior
| Interior Features | Pantry, Walk-in Closet(s) |
|---|---|
| Appliances | Dishwasher, Microwave, Oven, Refrigerator |
| Cooling | Central Air, Ceiling Fans(s) |
| Fireplace | No |
Exterior
| Exterior Features | Fencing, Lighting |
|---|---|
| Lot Description | 1/4 - 1/2 Acre |
| Windows | Sliding Glass Doors, Impact Rstnce Window, Impact Rstnce Doors |
| Roof | Metal Roof |
| Construction | Concrete |
Additional Information
| Date Listed | February 9th, 2026 |
|---|---|
| Days on Market | 68 |
| Zoning | OTH - Other Zoning |
| Short Sale | No |
| RE / Bank Owned | No |
| HOA Fees | 0.00 |
Listing Details
| Agent | Merlin Perez |
|---|---|
| Office | Golden International Realty |