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31449 Avenue I, Big Pine Key, FL - photo 1
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31449 Avenue I, Big Pine Key, FL - photo 2
31449 Avenue I, Big Pine Key, FL - photo 3
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31449 Avenue I, Big Pine Key, FL - photo 5
+50

$4,850,000

5 beds4 baths3,500 sqft|617356 MLS#

31449 Avenue I, Big Pine Key, FL 33043

Est.$29,100/moGet pre-qualified

Single Family Residence

Residential

Built in

2025

Lot size

7,840 sqft

Price/sqft

$1386

HOA

None

Listed by: Stephen Hachey 813-642-6030, Flat Fee MLS Realty 813-642-6030

Source:Florida Keys MLS (FLKMLS)|MLS #617356

Get price drop alert on this property the moment it happen

Preferred Brokerage Partner

Kinsfolk Realty

Kinsfolk Signature Realty

What's special

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.

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Facts & features

Bedrooms & bathrooms

  • Bedrooms:5
  • Bathrooms:4
  • Full bathrooms:0

Heating

  • Has Heating:Yes

Interior area

  • Total structure area:3,500 sqft
  • Total interior livable area:3,500 sqft

Parking

  • Parking features:N/A
  • Garage spaces:0
  • Has attached garage:No

Lot

  • Size:7,840 sqft

Details

  • Parcel number:N/A

Type & style

  • Home type:Single Family Residence
  • Property subtype:Residential

Materials

  • • N/A

Condition

  • Year built:2025

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Price history

DateEventPrice
9/14/2026Listed for sale$4,850,000$1386/sqft

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