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355 Stirrup Key Boulevard, Marathon, FL - photo 1

$3,300,000

355 Stirrup Key Boulevard

Marathon, FL 33050

Estimated payment $17,262/month

HOA not listed, not included · estimated tax · estimated insurance · 20% down, 6.5%, 30 yr

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4Beds
4Baths
2,540Sq Ft
$1299Price/Sq Ft

Preferred partner

Kinsfolk Realty

Kinsfolk Signature Realty

Powered by Hometrino

(813) 602-0498

Highlights

Built in 1994
19,166 sqft Lot

About This Home

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 bath also enjoy expansive open-water views.Downstairs, a spacious covered patio and newly built tiki bar create additional entertaining space poolside. The pool has been beautifully re-tiled and refinished with new equipment, including a heater and chiller. A redone waterfront observation deck provides easy kayak access, views over the sandy bay bottom, and a front-row vantage point for spectacular sunsets.Protected dockage is just across the street in Stirrup Key's private marina. Boat slip D41 includes a new concrete walk-out dock and a 15,000-lb boat lift, with instant bay access and quick ocean access via Vaca Cut or Seven Mile Bridge.Additional features include a metal roof, garage, ground-floor storage, a fenced dog run, and mature tropical landscaping highlighted by a grove of gumbo limbo trees. Sunset Anchorage brings together open-water views, protected boating, privacy, and unforgettable Florida Keys waterfront living-offered turnkey and ready to enjoy from day one.

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Facts & features

Bedrooms & bathrooms

  • •Bedrooms:4
  • •Bathrooms:4 (3 full, 1 half)
  • •Full bathrooms:3
  • •Half bathrooms:1

Heating

  • •Has Heating:Yes

Interior area

  • •Total structure area:2,540 sqft
  • •Total interior livable area:2,540 sqft

Parking

  • •Parking features:N/A
  • •Garage spaces:0
  • •Has attached garage:No

Lot

  • •Size:19,166 sqft

Details

  • •Parcel number:N/A

Type & style

  • •Home type:Single Family Residence
  • •Property subtype:Residential

Materials

  • • N/A

Condition

  • •Year built:1994

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Price history

DateEventPrice
10/30/2026Listed for sale$3,300,000$1299/sqft

Listing Agent

Lisa Wiebe

Coldwell Banker Schmitt Real Estate Co.

Brokerage Phone: 305-743-5181

Source: Florida Keys MLS · MLS #621321

Data Powered by Home Junction, Inc.

Nearby

Supermarkets

Miss Christina

1.4 mi

Dining

The Wreck Galley and Grill

0.3 mi

LJ’s Coffee

0.9 mi

Lobster Monster

0.9 mi

Parks

Oceanfront Park

1.1 mi

Rotary Children's Park

1.8 mi

Beaches

Coca Plum Beach

2.7 mi

Campground Beach

3.8 mi

Public Beach

3.9 mi

Nearby amenity locations include data © OpenStreetMap contributors.