111 Brian Road, Marathon, FL 33050

$3,450,000
Property Type: Residential Bedrooms: 4 Baths: 4 Square Footage: 4,256 Lot Size (sq. ft.): 16,375 Status: Active
Current Price: $3,450,000 List Date: 1/19/2026 Last Modified: 3/01/2026

Description

This exceptional bayfront estate offers architectural elegance, expansive living space, and the ultimate Florida Keys lifestyle. Set on over a quarter acre, the property features lush landscaping, raised gardens, and a resort-style pool with waterfalls. Approximately 120 feet of bayfront provides excellent dockage and direct access to open water. Behind a private gated entrance, an elevated circular driveway with a covered porte cochere leads to grand solid mahogany doors, immediately setting the tone for the craftsmanship found throughout the home. Inside, the impressive foyer features soaring cathedral ceilings, oak staircases and flooring, custom finishes, and expansive windows that fill the home with natural light and beautiful bay views. The main living level includes two bedrooms, a full bath, an additional half bath, and a dedicated laundry room, offering both comfort and functionality. The chef's kitchen is designed for entertaining with custom wood cabinetry, granite countertops, commercial-grade stainless steel appliances, and two islands, including a butcher block prep island with sink. The adjacent dining area overlooks the lower-level living and entertainment space, creating a seamless flow throughout the home. The lower level features a custom bar and pool table and opens through glass pocket sliding doors to a spacious screened porch with unobstructed bay views. Upstairs, the primary suite offers a private retreat with his-and-hers closets, en-suite bath, office area, and private deck access. An additional bedroom with full bath completes the upper level. The ground level includes a large two-car garage and a massive climate-controlled workshop, ideal for fishing and dive gear and supporting an active waterfront lifestyle. Offered fully furnished. Permit to build a 35 ft dock with 20,000 pound 4 post boat lift are already approved with DEP - buyer is able to modify plans as desired.

More Information MLS# 618180

Contract Information

Current Price: $3,450,000 Listing Date: 2026-01-19 Listing Board: Marathon/Lower Keys List Price: $3,450,000 As is Rght to Inspct: No

Location Tax Legal

Street #: 111 Street Name: Brian Street Suffix: Road Key/Island: Marathon State/Province: FL Zip Code: 33050 County: Monroe Subdivision: Sea-Air Estates (52.0) Area: 15 - Sombrero Bch Rd to Vaca Cut Gulfside

General Property Description

Realtor.COM Type: Residential - Single Family Style: Single Family Waterfront: Yes Control Depth: 5 Pool: Yes Year Built: 1998 Lot SqFt: 16375 Lot Sqft Source: Property Data Card Acres: 0.38 Living Apx SqFt: 4256 SqFt Source: Property Data Card Total Bedrooms: 4 Full Baths: 3 Half Baths: 1 Total Baths: 4 Rentals Allowed: Yes Min Rental Days: 7

Status Change Info

Status: Active

Association Info

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

Dockage

Dock Length: 88 Dock: Concrete Dock Permit: Applied For Seawall: Concrete

Building Style

Above Flood: Unknown

Vehicle Storage

Car(s): 2

Pool Info

Heated: Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Bay Front; Gulf Front; Open Water Waterview: Bay/Gulf View; Open Water View Dockage: Other Dockage Vehicle Storage: Garage; Carport; Auto Door Opener; Covered Parking; Guest Parking; Off Street Parking; Trailer Storage Furnished: Furnished Cooling: Ceiling Fans(s); Central Air; Ductless Utilities: Buyer to Verify; Elect Separate Meter; FKAA; Municipal Sewer; Propane Interior Features: Bar; Built-in Cabinets; Cathedral Ceilings; Entrance Foyer; Fireplace(s); Granite Counter Top; Pantry; Walk-in Closet(s); Window Treatments Pre-Wired: Cable; Surround Sound Specialty Rooms: Laundry Room; Sun/Florida Room; Utility Room; Workshop Appliances: Dishwasher; Dryer; Freezer; Gas Appliances; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Built-in Grill; Chickee Hut; Fencing; Fruit Tree(s); Lighting; Outdoor Kitchen; Outdoor Shower; Storage; Water Display Pool Info: In Ground; Concrete Construction: CBS; Stucco Floor: Carpet; Tile; Wood Roof: Tile Roof Pets: Pets Allowed Land Size: 1/4 - 1/2 Acre Terms: Cash; Conventional; FHA; VA Title: Negotiable; Title Ins - Buyer
Listing Office: Berkshire Hathaway HomeServices Keys Real Estate
Last Updated: March - 01 - 2026
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