355 Stirrup Key Blvd Marathon, FL $ 3,300,000
355 Stirrup Key Blvd
$ 3,300,000
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355 Stirrup Key Blvd

Marathon, FL, 33050
$ 3,300,000
Bedrooms4 Baths3.1 Sq 2,540

Monthly Estimate*

$ 22,792

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View a Virtual Tour

Single Family Home for sale in Marathon, FL

for $3,300,000 with 4 bedrooms and 3 full baths, 1 half bath. This 2,540 square foot home was built in 1994.

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.

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Single Family Active

Price

$ 3,300,000

Bedrooms

4

Full Bath

3

Half Bath

1

Property Type

Single Family

Taxes

$ 21,035

Style

Year Built

1994

Town/City

Marathon

County/Region

Monroe

MLS | Web ID

A12092952

Features
General
Sewer Public Sewer
Heating Electric
Cooling Ceiling Fan(s) Electric Other Zoned
Possession Close Of Escrow
Roof Metal
Appliances Dryer Dishwasher Electric Range Ice Maker Refrigerator Washer
HOA Fee 1200
Garage Spaces 2
Patio/Porch Features Balcony Open Patio Wrap Around
Architectural Style Detached
Pool Features In Ground Pool
Security Features Gated Community
Restrictions OK To Lease Rental Restriction
Construction Materials CBSConcreteBlockStructure Block
Pets Allowed Cats OK Dogs OK Yes
Year Built 1994
View Bay Water
Levels Three Or More
Property Subtype Single Family Residence
Tax Year 2025
Waterfront Features Bayfront
Community Features Gated
Assoc Fee Paid Per Annually
County Monroe
Property Type Residential
Attached Garage true
Subdivision Name STIRRUP KEY SUBD
Facing Direction Southeast
Garage Y/N true
Total Rooms 0
Full Baths 3
Special Listing Conditions Listed As-Is
Status Active
City Marathon
Senior Community Y/N false
Zoning Description Residential Medium
MLS Area 98 Florida Keys
Lot Size Units Square Feet
Lot Size Square Feet 19274
Listing Terms Cash Conventional
Year Built Details Effective Year Built
Tax Annual Amount 21035
MLS Area Minor Other Geographic Area (Out Of Area Only)
Lease Considered Y/N false
Virtual Tour
Standard Status Active
Occupancy Type Call Agent
Property Sub Type Additional Single Family Residence
Legal Description PT LT 70 AND ALL LT 71 STIRRUP KEY SUBDIVISION PB7-4 STIRRUP KEY Dock Area B Parcel D-41 Stirrup Key
Membership Fee 0
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Interior
Interior Amenities Bedroom on Main Level Dual Sinks Second Floor Entry Upper Level Primary
Flooring Laminate Tile
Air Conditioning Y/N true
Heating Y/N true
Window Features Blinds Impact Glass
Half Baths 1
Total Bedrooms 4
Total Baths 4
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Exterior
Exterior Amenities Balcony Lighting Porch Patio Security/High Impact Doors
Parking Features Attached Driveway Garage Guest Garage Door Opener
Lot Features Flood Zone 1/4 to 1/2 Acre Lot Sprinkler System
Water Source Public
Lot Size Area 19274
Building Area Total 6072
Frontage Length 99
Private Pool true
Waterfront Y/N true
Covered Spaces 2
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* Excluded Features
List By
Coldwell Banker Schmitt Real E

Broker

lisa@cbschmitt.com

Email

Affordability Calculator

$24,545
Per Month
93%
7%
0%
Monthly Principal & Interest
$22,792
Monthly Property Taxes
$1,753
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
10/7/2026$3,300,000 Listed Price

Map


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355 Stirrup Key Blvd, Marathon, FL, 33050 is a Single Family Home for sale at $3,300,000 with 2,540 sqft. 355 Stirrup Key Blvd has 4 bedrooms, 3.1 baths, and was built in 1994. The property's zip code is 33050 which is in Marathon, FL