NOT LISTED FOR SALE

339 Stirrup Key Blvd Marathon, FL 33050

Marathon Area

Estimated Value: $2,944,880

4 Beds
4 Baths
2,521 Sq Ft
$1,168/Sq Ft Est. Value

Sale Details

Date Sold: July 7, 2025

Last sale price $3,400,000 $1,349 Per Sq Ft

Est. 13% decrease in value since last sale

Current estimated payment $17,445 / mo

90 Days on Market

Highlights

  • Boat Ramp
  • Property fronts gulf or ocean
  • Boat Slip
  • Coral Shores High School Rated A
  • Boat Lift
  • Concrete Pool

About This Home

As of July 2025

Nestled in the prestigious gated community of Stirrup Key, this 2013 custom built CBS Open water home features 4 bedrooms 4 bathrooms and is a contemporary coastal masterpiece, showcasing luxurious finishes, panoramic open water views and the ultimate Keys lifestyle. Surrounded by lush tropical landscaping, this property is a private sanctuary, featuring vibrant greenery, fruit trees, and butterfly-friendly gardens that create a serene, natural oasis. In the evenings, outdoor landscape lighting adds an enchanting ambiance making the property ideal for entertaining or quiet relaxation. Inside, the open-concept design is bathed in natural light from floor-to-ceiling impact-resistant windows/doors that frame uninterrupted water views. The main level features a thoughtfully designed layout, highlighted by a chef's kitchen with stainless appliances, custom cabinetry and generous counter space, all perfect for entertaining. The primary suite, conveniently located on the main level, offers a luxurious retreat with spectacular water views, a spa-like en-suite bathroom, and direct access to the outdoor living area. The rear of the property is designed for outdoor living at its finest. An elevated infinity-edge pool blends seamlessly with the horizon, offering a tranquil space to relax while overlooking the water. A private observation platform provides the perfect spot for morning coffee or evening cocktails under the stars. For boating enthusiasts, a deeded boat slip in the community's protected marina is also included. The lower enclosure includes a spacious 2 car garage and an abundance of storage for recreational gear, tools and equipment. This rare gem combines luxury, privacy and convenience and is located just minutes from local restaurants, shopping, beaches and the Marathon Jet Center.

Last Agent to Sell the Property

Lisa Ferringo

Coldwell Banker Schmitt Real Estate Co License #605677 Listed on: 02/01/2025

Coldwell Banker Schmitt Real Estate Co

Last Buyer's Agent

Brian Schmitt

Coldwell Banker Schmitt Real Estate Co. (KW) License #147809

Coldwell Banker Schmitt Real Estate Co. (KW)

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $17,706

Year Built

  • Built in 2013

Lot Details

  • 10,800 Sq Ft Lot
  • Property fronts gulf or ocean
  • Fruit Trees
  • Property is zoned R-MH - Residential - MH

HOA Fees

  • $218 Monthly HOA Fees

Home Design

  • Metal Roof

Interior Spaces

  • 2,521 Sq Ft Home
  • Cathedral Ceiling
  • Ceiling Fan
  • Loft
  • Workshop
  • Storage
  • Gulf Views
  • Impact Glass

Kitchen

  • Oven
  • Range
  • Microwave
  • Dishwasher
  • Stainless Steel Appliances
  • Granite Countertops

Flooring

  • Carpet
  • Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Split Bedroom Floorplan
  • Walk-In Closet
  • 4 Full Bathrooms

Laundry

  • Laundry Room
  • Dryer
  • Washer

Parking

  • Garage
  • Guest Parking
  • Open Parking
  • Off-Street Parking

Pool

  • Concrete Pool
  • Spa
  • Outdoor Shower

Outdoor Features

  • Boat Lift
  • Boat Slip
  • Balcony
  • Deck
  • Patio
  • Exterior Lighting
  • Outdoor Storage
  • Tiki or Chickee Hut
  • Rain Gutters

Utilities

  • Central Air
  • Public Hookup Available For Sewer

Listing and Financial Details

  • No Rentals Allowed
  • Assessor Parcel Number 00333641-008800

Community Details

Overview

  • Association fees include common area mnt, security
  • Stirrup Key Sub Subdivision

Recreation

  • Boat Ramp

Home Details

Home Type

Single Family

Est. Annual Taxes

$17,706

Year Built

Built in 2013

Lot Details

10,800 Sq Ft Lot

HOA Fees

$218 per month

Listing Details

  • Property Type: Residential
  • Style: Single Family
  • Additional Assessor Parcel Number 2: 00333641-014100
  • As Is Right To Inspect: Yes
  • First Right of Refusal: No
  • Association Fee: 2620.00
  • Mandatory HOA: Yes
  • Fee Includes: Common Area Mnt, Security
  • Key Island: Marathon
  • Limited Representation: No
  • Marathon Neighborhood: Behind the Airport
  • Mile Marker: 52.50
  • M L S Identifier: 20060123165453488875000000
  • Neighborhood Feature: Community Boat Ramp
  • Off Shore Island: No
  • Pets: Pets Allowed
  • Property Group I D: 19990816212109142258000000
  • Sale Terms: Cash
  • Side: Bay/Gulf
  • State Province: FL
  • Taxes: 17706.40
  • Title: Negotiable
  • Vehicle Storage: Garage, Trailer Storage, Off Street Parking, Guest Parking, Open Parking, Attached
  • Vehicle Storage Cars: 4+
  • Year Built: 2013
  • Alternate Key Number: 1410586
  • Building Style Stilt Column Height: Medium - 5Ft - 9Ft
  • Cooling Heating: Central Air, Ceiling Fans(s)
  • Lot Sq Ft: 10800.00
  • Pool Info: Concrete
  • Pool Info Heated: Yes
  • Porch Balcony: Open Porch/Balcony, Deck, Patio
  • Association Maintenance Fee Per: Yearly
  • Species List: No
  • Tax Exemptions: None
  • Building Style Above Flood: Yes
  • Estimated Living Sq Ft: 2521.00
  • Pool Info Other: elevated pool
  • Sewer Hook Up: Yes
  • Statistical Purposes Only: No
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Interior Amenities: Cathedral Ceilings, Walk-in Closet(s), Storage, Granite Counter Top, Split Bedroom
  • Total Bathrooms: 4.00
  • Full Bathrooms: 4
  • Appliances: Washer, Stainless Steel Appliance(s), Microwave, Oven, Range, Refrigerator, Dishwasher, Dryer
  • Floor: Tile, Carpet
  • Specialty Rooms: Laundry Room, Workshop, Loft
  • Windows/Doors: Impact Rstnce Window, Impact Rstnce Doors
  • Total Bedrooms: 4

Exterior Features

  • Dockage: Boat Lift, Boat Slip
  • Waterfront: Gulf Front, Open Water
  • Waterfront: Yes
  • Construction: CBS
  • Exterior Features: Chickee Hut, Storage, Outdoor Shower, Lighting, Hot Tub, Rain Gutters, Fruit Tree(s)
  • Roof: Metal Roof
  • Waterview: Bay/Gulf View, Open Water View
  • Pool: Yes

Utilities

  • Utilities: FKAA, Buyer to Verify, Municipal Sewer

Lot Info

  • Deed Restrictions: Unknown
  • Flood Zone: AE
  • Parcel Number: 00333641-008800
  • Land Size: 1/4 - 1/2 Acre
  • Acres: 0.48

Rental Info

  • Rentals Allowed: No
  • Furnished: Negotiable

Tax Info

  • Tax Year: 2024

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Listed on
Feb 1, 2025
Closed on
Jul 7, 2025
Sold by
Bought by
Seller's Agent
Lisa Ferringo
Coldwell Banker Schmitt Real Estate Co
Buyer's Agent
Brian Schmitt
Coldwell Banker Schmitt Real Estate Co. (KW)
List Price
$4,199,000
Sold Price
$3,400,000
Premium/Discount to List
-$799,000
-19.03%
Views
196
Current Estimated Value
$2,944,880

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$455,120
Avg. Annual Appreciation
-12.91%

Purchase Details

Listed on
Jan 5, 2014
Closed on
May 22, 2014
Sold by
Bought by
Seller's Agent
David Grego
Island Breeze Realty, LLC
Buyer's Agent
Kim Bagnell Thaler
Brooks Clark & Company, Islamorada
List Price
$1,397,000
Sold Price
$1,300,000
Premium/Discount to List
-$97,000
-6.94%

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
9.02%

Purchase Details

Closed on
Oct 15, 2010
Sold by
Bought by

Purchase Details

Closed on
Nov 20, 2003
Sold by
Bought by

Purchase Details

Closed on
Dec 23, 2002
Sold by
Bought by

Purchase Details

Closed on
Dec 5, 2001
Sold by
Bought by

Purchase Details

Closed on
May 1, 1989
Bought by

Purchase Details

Closed on
Jan 1, 1989
Bought by

Purchase Details

Closed on
Jul 1, 1987
Bought by
Source: Public Records
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
$3,400,000 None Listed On Document
$1,300,000 Attorney
-- None Available
$267,500 --
$175,000 Chicago Title Of Fl Keys Inc
$95,000 --
-- --
-- --
-- --
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft Prior Sale
07/07/2025 07/07/25 Sold $3,400,000 +13.4% $1,349 / Sq Ft
03/26/2025 03/26/25 Price Changed $2,999,000 -6.3% $1,190 / Sq Ft
03/09/2025 03/09/25 Price Changed $3,199,000 -23.8% $1,269 / Sq Ft
02/01/2025 02/01/25 For Sale $4,199,000 +223.0% $1,666 / Sq Ft
05/22/2014 05/22/14 Sold $1,300,000 -6.9% $516 / Sq Ft View Prior Sale
04/24/2014 04/24/14 Pending -- -- --
01/05/2014 01/05/14 For Sale $1,397,000 -- $554 / Sq Ft
Source: Key West Association of REALTORS®

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $14,731 $2,085,550 $1,035,788 $1,049,762
2024 $12,778 $1,821,795 $969,037 $852,758
2023 $12,778 $1,322,308 $483,644 $838,664
2022 $12,448 $1,371,284 $537,382 $833,902
2021 $11,472 $1,105,982 $347,718 $758,264
2020 $11,590 $1,135,965 $347,718 $788,247
2019 $11,344 $1,109,756 $434,647 $675,109
2018 $12,177 $1,241,743 $568,993 $672,750
2017 $12,260 $1,250,852 $0 $0
2016 $10,005 $976,555 $0 $0
2015 $9,920 $970,414 $0 $0
2014 $8,060 $798,252 $0 $0
Source: Public Records

Agents Affiliated with this Home

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Map

Source: Key West Association of REALTORS®

MLS Number: 613448

Key West Association of REALTORS®

APN: 00333641-008800

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