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31449 Avenue I

Big Pine Key, FL, 33043

Active

$4,850,000

5

Bedrooms

4

Bathrooms

3,500 sqft

Living Area

2025

Year Built

7,800

Lot Size (sqft)

347

Days on Market

Dock Score™

DockOnly
34
Fair

What shaped this score

✓Dock present
✓Bridge-free to bay
✓deep water, private dock
·Waterfront

DockOnly.com rating, not provided by the MLS or listing broker.

Dock & Water AccessMLS

Gulf Front

AI Aerial Imagery Detection

Dock DetectedSeawall DetectedDeep Water Indicators

Detected by AI from open-source aerial mapping imagery and may not reflect current conditions. This information was not provided by the MLS or listing broker. Always verify dock infrastructure with the listing agent.

Navigation RouteDockOnly

Data sources: SFWMD AHED waterway polygons · FHWA National Bridge Inventory 2024 · Not provided by the MLS or listing broker.

Description

Experience mesmerizing sun and moon rises over the water, views of distant islands, bridges, boats cruising by, sea life. Dolphinus del Sol is a waterfront estate masterpiece! A custom, ultra - modern smart home. This new construction, solid precast concrete home, features vaulted ceilings, sleek contemporary lines, and expansive windows and doors showcasing panoramic water views. A key feature is the boating canal and your own private dock, with vessel access to both the Gulf and the Atlantic Ocean, with bridge clearances of 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. The sleek contemporary kitchen has black stainless steel smart appliances which complement the black, dazzling mirror fleck Silestone countertops. A mirror panel gives you access to a sliding appliance tray from the pantry. The unique, curved wall master bedroom has a seating area by the glass doors, that open for a tropical breeze. A walk-in closet for your wardrobe. The en-suite master bath, is an expansive oasis featuring a heated, 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. Flowing stained floors are throughout. 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. There is a garage and under house parking for up to 6 vehicles. The 2300 sq ft open 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. This home is a fortress! Schedule your private tour to experience this waterfront paradise toda

Schedule a Showing

See the property and tour the dock. A licensed waterfront specialist will arrange your private showing.

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Location

Big Pine Key, FL, 33043

No price history available for this property.

Displayed by Blue Mar Real Estate Group Inc., Licensed Florida Real Estate Broker (DBPR CQ1018554) · [email protected]

Listing courtesy of Flat Fee MLS Realty via Florida Keys MLS

Last checked: 9 hours ago

Listing updated: October 26, 2026

© 2026 Florida Keys Board of REALTORS®, Inc. All rights reserved. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange (IDX) program of the Florida Keys Board of REALTORS®. Information is deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change, or withdrawal.

IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Nearest Bridge Clearances

Florida Keys, critical for tall/large vessels

No bridge data available for this location.
FEMA Flood Zone VE
BFE: 10ft

Coastal High Hazard

View FEMA Flood Map →
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Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$970,000 down

%
Principal & Interest$25,166/mo
Property Tax (est. ~1.2%, varies by county)$4,850/mo
Home Insurance (est.)$250/mo
Total Monthly Payment$30,266
Loan Amount: $3,880,000Rate: 6.75%
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Estimated payments only. Actual rates and terms may vary.

$4,850,000Tour the dockSchedule a Showing
Navigation note: Navigation routes show the shortest mapped path to open water. A vessel taller than the binding bridge clearance may still reach open water via a longer alternate route that we don't currently map. Verify navigability with a local captain or surveyor before relying on it.