31449 Avenue I, Big Pine Key, FL 33043 (MLS# 617356)

31449 Avenue I, Big Pine Key, FL 33043

$4,850,000

Property Type: Residential Bedrooms: 5 Baths: 4 Square Footage: 3,500 Lot Size (sq. ft.): 7,800 Status: Active

Current Price: $4,850,000 List Date: 11/18/2025 Last Modified: 6/09/2026

Overview

Description

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 counterto ... (Read more)

Listing Details MLS# 617356

Location, Tax & Legal

Street #: 31449
Street Name: Avenue I
Key/Island: Big Pine Key
State/Province: FL
Zip Code: 33043
County: Monroe
Subdivision: Sands Sub (31.0)
Area: 11 - Big Pine Key, No Name Key

Contract Information

Listing Board: Key West Association

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 6
Pool: No
Year Built: 2025
Lot SqFt: 7800
Lot Sqft Source: Unknown
Acres: 0.18
Living Apx SqFt: 3500
SqFt Source: LA Measured
Total Bedrooms: 5
Full Baths: 4
Total Baths: 4
Rentals Allowed: With Restrictions
Min Rental Days: 28

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No

Building Style

Above Flood: Unknown
# Stories: 3 Stories

More Information

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Gulf Front Waterview: Canal View; Ocean View Dockage: Other Dockage Building Style: Other Bldg Style Furnished: Partially Cooling: Ceiling Fans(s); Central Air Heating: Central; Electric Utilities: Other - See Remarks Interior Features: Cathedral Ceilings; Walk-in Closet(s); Other Appliances: Dishwasher; Dryer; Ice Machine; Microwave; Range; Refrigerator; Washer Exterior Features: Storage Construction: Other Floor: Concrete Roof: Concrete Roof Pets: Pets Allowed Security: Other Land Size: Less Than 1/4 Acre Terms: Cash; Conventional; FHA; VA

Room Information

Room Name	Length	Level	Width	Remarks
Kitchen	10.00	Third	18.00
Living Room	18.00	Third	20.00
Bedroom 1	14.00	Third	21.00
Bedroom 1	11.00	Second	17.00
Bedroom 2	13.00	Second	21.00
Bedroom 3	15.00	Third	13.00
Bedroom 4	15.00	Second	13.00
Other Room		Second		great room

Listing Office: Flat Fee MLS Realty

Last Updated: June - 09 - 2026

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