205 Stirrup Key Boulevard
Marathon, FL 33050
MLS# 618548
4 beds | 3 baths | 3414 sqft
Open House (02/21/2026 - 11:00 am - 1:00 pm)
Property DescriptionA rare estate package opportunity in the gated community of Stirrup Key, this four-story Luxury Custom residence is offered with a separate vacant lot with its own Parcel ID, a transferable building right, and a deeded boat slip in the community marina. Together, these features provide flexibility for future expansion, an additional residence, or long-term value in one of Marathon's most established neighborhoods.
The home offers elevated water views, water access, and a layout designed for both everyday living and entertaining. The ground level features a three-car garage, generous storage, and direct access to the pool, creating easy indoor-outdoor living.
The second floor serves as the main living level with two bedrooms, two full baths, a full kitchen, and open living and dining areas that extend onto a large screened lanai, ideal for relaxed gatherings and evening breezes. The third floor offers a private primary suite, sitting area or fourth bedroom, with bar/kitchenette and fireplace.Primary suite bath offers spa-style features, and an expansive lanai with elevated views.
A spiral staircase leads to the fourth-floor widow's walk, finished with travertine flooring and a water hookup. From here, panoramic views stretch across Marathon and toward the Gulf, offering a peaceful setting for sunrise and sunset. A private nature path winds through preserved surroundings and leads to a Gulf-front observation dock, ideal for wildlife viewing and enjoying the natural setting.
Additional features include a lift to the second floor for added convenience. Located behind the airport with easy access to shopping, dining, and daily necessities, this property offers a rare combination of space, privacy, boating access via a deeded marina slip, and future development potential in the Florida Keys.
Schedule a private showing to experience the space, views,& the value of the additional lot, transferable building right, and deeded marina slip in person.
B&BATVAI
Listing Board: Florida Keys
Current Price: $3,400,000
Listing Date: 2026-02-09
List Price: $3,400,000
City: MARATHON
Mile Marker: 52.5
Marathon Neighborhood: Behind the Airport
Side: Bay/Gulf
Flood Zone: AE
Alternate Key #: 1410721
Add'l Parcel #1: 00333641-010100
Parcel #: 00333641-010200
Zoning: RH - Residential High
Deed Restrictions: Yes
Legal: Lt 102 & Lot 101 Stirrup Key Subdivision Pb7-4, Dock Lot D-4, TBR-21-65
Taxes: 22573.71
Tax Year: 2025
Pub Sewer HkUp: Yes
Street #: 205
Street Name: Stirrup Key
Street Suffix: Boulevard
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Stirrup Key Sub (52.5)
Area: 15 - Sombrero Bch Rd to Vaca Cut Gulfside
Realtor.COM Type: Residential - Single Family
Waterfront: Yes
Control Depth: 5
Lot SqFt: 27025
Pool: Yes
Lot Sqft Source: Property Data Card
Acres: 0.62
SqFt Source: Property Data Card
Rentals Allowed: With Restrictions
Style: Single Family
Year Built: 2007
Living Apx SqFt: 3414
Total Bedrooms: 4
Full Baths: 3
Remarks – Consumer: A rare estate package opportunity in the gated community of Stirrup Key, this four-story Luxury Custom residence is offered with a separate vacant lot with its own Parcel ID, a transferable building right, and a deeded boat slip in the community marina. Together, these features provide flexibility for future expansion, an additional residence, or long-term value in one of Marathon's most established neighborhoods.
The home offers elevated water views, water access, and a layout designed for both everyday living and entertaining. The ground level features a three-car garage, generous storage, and direct access to the pool, creating easy indoor-outdoor living.
The second floor serves as the main living level with two bedrooms, two full baths, a full kitchen, and open living and dining areas that extend onto a large screened lanai, ideal for relaxed gatherings and evening breezes. The third floor offers a private primary suite, sitting area or fourth bedroom, with bar/kitchenette and fireplace.Primary suite bath offers spa-style features, and an expansive lanai with elevated views.
A spiral staircase leads to the fourth-floor widow's walk, finished with travertine flooring and a water hookup. From here, panoramic views stretch across Marathon and toward the Gulf, offering a peaceful setting for sunrise and sunset. A private nature path winds through preserved surroundings and leads to a Gulf-front observation dock, ideal for wildlife viewing and enjoying the natural setting.
Additional features include a lift to the second floor for added convenience. Located behind the airport with easy access to shopping, dining, and daily necessities, this property offers a rare combination of space, privacy, boating access via a deeded marina slip, and future development potential in the Florida Keys.
Schedule a private showing to experience the space, views,& the value of the additional lot, transferable building right, and deeded marina slip in person.
B&BATVAI
Directions: US-1 to Aviation Blvd. to Stirrup Key Blvd (landmark SPCA-animal rescue across from Stirrup Key Blvd). Turn on Stirrup Keys Blvd. & take to the gated entry.
Mandatory Home Owners Asc: Yes
1st Right of Refusal: No
Association Fee $: 2550
Assoc/Mnt Fee Per: Yearly
Stainless Steel Appliance(s): 1
Washer: 1
Ceiling Fans(s): 1
Central Air: 1
Central: 1
Fireplace(s): 1
Bay/Gulf View: 1
Open Water View: 1
Airstrip: 1
Community Boat Ramp: 1
Built-in Cabinets: 1
Cathedral Ceilings: 1
Drapes/Blinds Incl: 1
Elevator: 1
Entrance Foyer: 1
Fireplace(s): 1
Granite Counter Top: 1
Pantry: 1
Split Bedroom: 1
Storage: 1
Walk-in Closet(s): 1
Wet Bar: 1
Whirlpool Bath Tub: 1
Window Treatments: 1
Above Flood: Yes
Stories: 4 Stories
Impact Rstnce Doors: 1
Impact Rstnce Window: 1
Car(s): 4+
Covered Parking: 1
Attached: 1
Auto Door Opener: 1
Buyer to Verify: 1
Community Swr Plant: 1
FKAA: 1
Municipal Sewer: 1
Deck: 1
Open Porch/Balcony: 1
Accessible Elevator Installed: 1
Fee Includes: Common Area Mnt
Waterview: Bay/Gulf View; Open Water View
Vehicle Storage: Garage; Attached; Auto Door Opener; Covered Parking; Open Parking
Cooling: Ceiling Fans(s); Central Air
Heating: Central; Fireplace(s)
Utilities: Buyer to Verify; Community Swr Plant; FKAA; Municipal Sewer
Interior Features: Built-in Cabinets; Cathedral Ceilings; Drapes/Blinds Incl; Elevator; Entrance Foyer; Fireplace(s); Granite Counter Top; Pantry; Split Bedroom; Storage; Walk-in Closet(s); Wet Bar; Whirlpool Bath Tub; Window Treatments
Specialty Rooms: Workshop
Appliances: Dishwasher; Disposal; Dryer; Microwave; Oven; Refrigerator; Stainless Steel Appliance(s); Washer
Accessibility Feat: Accessible Elevator Installed
Neighborhood Feature: Airstrip; Community Boat Ramp; Community Dockage
Land Size: 1/2 - Less Than 1 AC
Terms: Cash; Conventional; Seller Finance Psble
Listing Office: Coldwell Banker Schmitt Islamorada
Last Updated: February - 17 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.