31449 Avenue I, Big Pine, FL

$5,800,000

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5

Beds

4

Baths

3,500

Square feet

0.18

Acres

About 31449 Avenue I

Dolphinus del Sol is a Waterfront Estate Masterpiece! Enjoy this custom, ultra-modern smart home! This new construction, solid precast concrete home, offers unparalleled luxury, with vaulted ceilings, sleek contemporary lines, and expansive windows and doors showcasing breathtaking panoramic water views. Experience mesmerizing sun and moon rises over the water, views of distant islands, bridges, boats cruising by, sea life, etc. This tropical paradise features a boating canal and private dock, with vessel access to both the Gulf and the Atlantic Ocean. Bridge clearance is 11 ft. Entertain in style with the upper level, grand, open living room and kitchen area, which features soaring ceilings and walls of glass, with 8ft opening to the deck for al fresco dining. The sleek contemporary kitchen has a round porthole window. A mirror panel opens to a sliding appliance tray from the pantry. Black stainless steel smart appliances compliment the black, dazzling mirror fleck Silestone countertops. Floors throughout are custom designed, stained and sealed. The unique, curved wall master bedroom has a seating area by the glass doors, that open for a tropical breeze and a walk-in closet. The en suite master bath, is an expansive oasis featuring a jetted tub and 5 x 5 ft shower. The lower living level great room features a large theater/entertainment area with two walls of windows that have sweeping water views. This 3500 sq ft, 5 bedroom, 4 bath home also has outdoor space including two covered upper decks and a 500 sq ft ground level patio featuring sea life art. Also there is a garage and under house parking for up to 6 vehicles. The 2300 sq ft open waterfront area has ample space to add features overlooking the water. This construction exceeds 180 mph hurricane code. This is a solid, precast concrete panel construction, including the floors, roof and stairs. The poured concrete pilings go 9 ft below grade, 5 ft into caprock, connected with a 20 in deep grade beam.

Features of 31449 Avenue I

MLS® # 617356
Price $5,800,000
Bedrooms 5
Bathrooms 4.00
Full Baths 4
Square Footage 3,500
Acres 0.18
Year Built 2025
Type Residential
Sub-Type Single Family
Style Other Bldg Style
Status Active

Community Information

Address 31449 Avenue I
Area 11 - Big Pine Key, No Name Key
Subdivision Sands Sub (31.0)
City Big Pine
County Monroe
State FL
Zip Code 33043

Amenities

Utilities Other - See Remarks
View Ocean View, Canal View
Is Waterfront Yes
Waterfront Gulf Front
Has Pool No

Interior

Interior Features Cathedral Ceilings, Walk-in Closet(s), Other
Appliances Washer, Ice Machine, Microwave, Range, Refrigerator, Dishwasher, Dryer
Heating Central, Electric
Cooling Central Air, Ceiling Fans(s)
Fireplace No
Stories 3 Stories

Exterior

Exterior Features Storage
Lot Description Less Than 1/4 Acre
Roof Concrete Roof
Construction Other

Additional Information

Date Listed November 18th, 2025
Days on Market 24
Zoning OTH - Other Zoning
Short Sale No
RE / Bank Owned No
HOA Fees 0.00

Listing Details

AgentStephen Hachey
OfficeFlat Fee MLS Realty

Listing Map

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