355 Stirrup Key Boulevard, Marathon, FL 33050 (MLS# 621321)

355 Stirrup Key Boulevard, Marathon, FL 33050

New Listing

$3,300,000

Open Water Views and Protected Boat Slip

Property Type: Residential Bedrooms: 4 Baths: 4 Square Footage: 2,540 Lot Size (sq. ft.): 19,274 Status: Active

Current Price: $3,300,000 List Date: 9/17/2026 Last Modified: 9/18/2026

Overview

Description

Welcome to Sunset Anchorage, a beautifully renovated open-water home in the exclusive gated community of Stirrup Key. Set on an expansive lot and a half, this three-story CBS turnkey home offers exceptional privacy, protected dockage and sweeping Gulf views with spectacular sunsets. Extensively updated, the home features a brand-new kitchen with custom cabinetry, a custom bar, updated flooring, new impact windows and doors, and new A/C units. New Hardie board siding accents the front exterior, adding texture and architectural character. The main level features the primary suite with a newly expanded and completely renovated bathroom. An additional guest bedroom enjoys marina views with a full bath nearby. A newly extended covered back porch off the living and dining rooms offers outdoor seating and dining overlooking the pool and Gulf. Upstairs, a secondary primary suite features a private full bath and walk-out balcony with stunning bay views, while another guest bedroom and half ba ... (Read more)

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Listing Details MLS# 621321

Location, Tax & Legal

Street #: 355
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

Contract Information

Listing Board: Marathon/Lower Keys
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: No

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 4
Pool: Yes
Year Built: 1994
Lot SqFt: 19274
Lot Sqft Source: Tax Records
Acres: 0.44
Living Apx SqFt: 2540
SqFt Source: Tax Records
Total Bedrooms: 4
Full Baths: 3
Half Baths: Yes
Total Baths: 4
Rentals Allowed: With Restrictions
Min Rental Days: 365

Association Info

Mandatory Home Owners Asc: Yes
1st Right of Refusal: No
Association Fee $: 1200

Building Style

Above Flood: Yes
# Stories: 3 Stories

More Information

Vehicle Storage

Car(s): 2

Financial Status

Auction: No
Bank Owned: No
Potential Short Sale: No
Standard Sale: Yes

Property Features

Fee Includes: Common Area Mnt; Security Tax Exemptions: None Waterfront: Bay Front; Gulf Front; Open Water Waterview: Bay/Gulf View; Harbor/Marina View; Open Water View Dockage: Boat Lift; Boat Ramp Property Condition: Updated/Remodeled Vehicle Storage: Garage Furnished: Furnished Cooling: Central Air Heating: Electric Utilities: Elect Separate Meter; FKAA; Municipal Sewer; Water Separate Meter; Whole House Generatr Interior Features: Bar; Built-in Cabinets; Storage; Window Treatments Specialty Rooms: Utility Room Appliances: Dishwasher; Dryer; Freezer; Ice Machine; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Bar; Chickee Hut; Fencing; Fruit Tree(s); Lighting; Rain Gutters; Sprinkler System; Storage Pool Info: In Ground Construction: CBS Floor: Laminate; Tile Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Airstrip; Bike Paths; Community Boat Ramp Security: Electric Gate Land Size: 1/4 - 1/2 Acre Terms: Cash; Conventional Title: Title Ins - Buyer

Listing Office: Coldwell Banker Schmitt Real Estate Co.

Last Updated: September - 18 - 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.