House for Sale
$3,150,000
4 bd · 3 ba · 2,489 sqft
Marathon, FL 33050 · MLS# A12092952 · Active · STIRRUP KEY SUBD
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 home offers exceptional privacy, protected dockage, a private pool, and sweeping Gulf views with spectacular sunsets. Thoughtfully updated throughout, the home features a brand-new kitchen with custom cabinetry, custom bar, updated flooring, new impact windows and doors, new A/C units, and Hardie board siding accents. The main level features the primary suite with a newly expanded and completely renovated bath, plus a guest bedroom with marina views and a full bath nearby. An extended covered porch off the living and dining areas overlooks the pool and Gulf. Upstairs, a secondary primary suite offers a private bath and walk-out balcony with stunning open-water views, while an additional guest bedroom and half bath complete the level. Outdoor living includes a spacious covered patio, newly built tiki bar, and beautifully refinished and re-tiled pool with new equipment, heater, and chiller. A redone waterfront observation deck provides easy kayak access and an ideal place to enjoy the sunset. Across the street, protected dockage in Stirrup Key's private marina includes concrete boat slip D41 with a walk-out dock and new 15,000-lb Hurricane Hoist boat lift. Mature tropical landscaping and towering gumbo limbo trees complete this exceptional Florida Keys property.
Estimate only — actual rates, taxes and insurance vary. Not a loan offer or financial advice. Financing through Matthew Gromadzki, NMLS #2560919 · Innovative Mortgage Services, Inc., NMLS #250769.
355 Stirrup Key Blvd, Marathon, FL 33050
House for Sale
$3,150,000
4 bd · 3 ba · 2,489 sqft
House for Sale
$2,750,000
4 bd · 4 ba · 3,224 sqft
Coco Plum Beach
House for Sale
$2,249,000
4 bd · 3 ba · 3,414 sqft
House for Sale
$2,600,000
3 bd · 3 ba · 1,756 sqft
CRAINS SUBD
House for Sale
$2,395,000
4 bd · 3 ba · 2,464 sqft
SOMBRERO ANGLERS CLUB SOU
House for Sale
$2,720,000
3 bd · 3 ba · 2,566 sqft
ANGLERS AT SOMBRERO
House for Sale
$2,200,000
3 bd · 2 ba · 1,404 sqft
CRAINS SUBD
House for Sale
$2,789,000
5 bd · 5 ba · 2,860 sqft
THE RESERVE AT SOMBRERO
355 Stirrup Key Blvd is a single family home for sale in Marathon, FL 33050. This property was listed for sale on September 17, 2026 by Coldwell Banker Schmitt Real E, it's currently listed at $3,300,000. This listing's school district is Monroe County Public Schools. 355 Stirrup Key Blvd is a 4-bed, 4-bath, 2,540 sqft single family home built in 1994.