11399 6th Ave, Marathon, FL 33050
Property image
Property image
SOLD
JUN 30, 2026

11399 6th Ave
Marathon, FL 33050

  • 3 Beds
  • 3 Baths
  • 2,452 sqft

$2,246,845

Last Sold: Jun 30, 2026
6% below list $2.4M
$916/sqft
Est. Refi. Payment $13,149/mo*
Refinance Your Home

$2,246,845

Last Sold: Jun 30, 2026
6% below list $2.4M
$916/sqft
Est. Refi. Payment $13,149/mo*
Refinance Your Home
3 Beds
3 Baths
2,452 sqft

Local Information

  • Map ViewExplore the area around 11399 6th Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1960
Living Area
2,452 sqft
Price/Sqft
$916/sqft
Parking
Garage
HOA
None

About this House

Discover breathtaking open water views from this beautifully designed 3-bedroom, 3-bath home in the heart of Marathon. Featuring a desirable double master suite layout, this residence offers 2 bedrooms and 2 bathrooms on the main level, plus an expansive second-floor master retreat where you can wake up to panoramic views of the Atlantic Ocean right from your bed.

The home's interior blends comfort and style with tile flooring throughout the first level, and a wood staircase leading to the all-wood master suite upstairs. A spacious kitchen anchors the main living area, boasting abundant cabinetry, and generous counter space—perfect for entertaining or preparing the day's fresh catch.

With its thoughtful floor plan, coastal finishes, and stunning views, this property offers the perfect balance of everyday living and vacation escape. Located in a prime spot along the Atlantic, it's an ideal opportunity to own your own slice of paradise in the Florida Keys.
11399 6th Ave, Marathon, FL 33050 is a 3 bedroom, 3 bathroom, 2,452 sqft single-family home built in 1960. It last sold for $2,246,845 on Jun 30, 2026 (6% below the $2,399,000 asking price). It is currently off market. The Trulia Estimate is $2,247,700, with a rent estimate of $5,381/month.

Home Details for 11399 6th Ave

Interior Features

Beds & Baths
Number of Bedrooms: 3Number of Bathrooms: 3Number of Bathrooms (full): 3
Dimensions and Layout
Living Area: 2452 Square Feet
Appliances & Utilities
Utilities: Elect Separate MeterAppliances: Dishwasher, Refrigerator, Range, Oven, Microwave, Stainless Steel Appliance(s)DishwasherMicrowaveRefrigerator
Heating & Cooling
Has CoolingAir Conditioning: Central Air,Ceiling Fans(s)
Windows, Doors, Floors & Walls
Flooring: Tile, Wood
Levels, Entrance, & Accessibility
Floors: Tile, Wood
View
No View
Room & Shared Space
Shared space is furnished

Exterior Features

Exterior Home Features
Patio / Porch: PatioHas a Private Pool
Parking & Garage
Has a GarageParking: Garage
Pool
Pool: In Ground, ConcretePool
Frontage
WaterfrontOn Waterfront

Property Information

Year Built
Year Built: 1960
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family Residence
Building
Construction Materials: CBS, Frame
Property Information
Parcel Number: 00344760000000

Price & Status

Price
List Price: $2,399,000Price Per Sqft: $916/sqft

Active Status

MLS Status: Closed

Media

Location

Direction & Address
City: MarathonCommunity: Little Venice (53.0)

Building

Building Area
Building Area: 2452 Square Feet

Community

Community Features: Beach, Bike Paths

HOA

HOA Fee Includes: NoneNo HOA

Lot Information

Lot Area: 6098.4 sqft

Rental Terms, Policies & Fees

Furnished

Miscellaneous

Mls Number: 616462

Additional Information

BeachBike Paths
Last check for updates: about 15 hours ago
Listed by Samuel Davis Williams, (305) 289-6559
Coldwell Banker Schmitt Real Estate Co.
Bought with: Samuel Davis Williams, (305) 289-6559, Coldwell Banker Schmitt Real Estate Co.
Source: FLKMLS, MLS#616462

Price History for 11399 6th Ave

DatePriceEventSource
06/30/2026$2,246,845Sold
FLKMLS #616462
06/01/2026$2,399,000ContingentKey West AOR #616462
09/12/2025$2,399,000Listed For SaleKey West AOR #616462
08/24/2017$1,330,000Sold
N/A
03/09/2017$1,475,000Listed For SaleAgent Provided
09/19/2012$1,290,000ListingRemovedAgent Provided
05/01/2012$1,290,000Listed For SaleAgent Provided
05/12/2008$1,750,000ListingRemovedAgent Provided
02/19/2008$1,750,000Listed For SaleAgent Provided
05/09/2003$750,000Sold
N/A
10/25/1996$281,000Sold
N/A

Market trends in Marathon

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$723K
$19.17KMoM
Sale-to-List Price
94.6%
Price per sq ft
$628
$22MoM
Available listings
251
17MoM
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Property Tax and Assessment

Year2025
Tax$12,393
Assessment$1,384,830
Home facts updated by county records

Comparable Sales for 11399 6th Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
11335 6th Ave, Marathon, FL
0.01
Single-Family Home
$1,900,000
05/04/26
4
3.5
2,323
210 14th St, Key Colony Beach, FL
0.50
Single-Family Home
$2,400,000
04/24/26
3
2.5
2,521
230 13th St, Key Colony Beach, FL
0.51
Single-Family Home
$2,500,000
05/19/26
3
3
2,418
11280 1st Ave, Marathon, FL
0.26
Single-Family Home
$982,000
12/04/25
3
2.5
1,842
11250 3rd Ave, Marathon, FL
0.32
Single-Family Home
$1,400,000
07/31/26
4
3
1,740
510 12th St, Marathon, FL
0.58
Single-Family Home
$2,550,000
10/17/25
3
2.5
2,077
412 122nd St, Marathon, FL
0.56
Single-Family Home
$2,595,000
08/13/25
3
2.5
2,391
11284 3rd Avenue Ocean Ave, Marathon, FL
0.10
Single-Family Home
$1,100,000
08/18/25
3
2
1,152

Nearby homes

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Assigned Schools

These are the assigned schools for 11399 6th Ave.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Marathon

At least 61 Trulia users voted on each feature.

  • 83 % Say car is needed

  • 79 % Say people would walk alone at night

  • 76 % Say parking is easy

  • 72 % Say it's quiet

  • 70 % Say it's dog friendly

  • 70 % Say yards are well-kept

  • 68 % Say there's holiday spirit

  • 61 % Say it's walkable to restaurants

  • 53 % Say there's wildlife

  • 53 % Say they plan to stay for at least 5 years

  • 51 % Say there are community events

  • 49 % Say kids play outside

  • 45 % Say neighbors are friendly

  • 37 % Say it's walkable to grocery stores

  • 36 % Say there are sidewalks

  • 29 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.
  • 4yrv5tc4qr
    "Seafood festival, theater, music festival, turtle releases, homecoming parade, 4th of July fireworks on the beach"
    1
    Flag
  • Ingridfox
    "people love walking dogs on the beach and dog dog park at Sombrero Beach. A lot of restaurants are dog friendly. This is a great place for dog owners. "
    1
    Flag
  • C E.
    "There is no place for kids to hang out really except for the skate park. There are no malls, no skating rinks, no places for kids to meet safely. "
    1
    Flag
  • Jan M.
    "We have basic public transportation. I’d take a taxi anywhere in town. .............................,,"
    0
    Flag
  • Erin F.
    "There’s plenty of grass, sidewalks and quiet roads to walk along.. plus the public beach is always a dogs favorite adventure.. just pick up after your dog!"
    2
    Flag
  • Thurmankolb
    "Yes! Dog park just down the street. Lots of neighbors know each other by our dogs. Great vets n Marathon and good groomer."
    6
    Flag
  • Thurmankolb
    "Lots of community events and activities. Fishing tournaments, seafood festival, school carnivals, etc... "
    2
    Flag
  • Jamie B.
    "Everyone gets together for the kids at Halloween. We have a community park with special events planned for the kids and the beach is the sight for a special 4th of July. "
    0
    Flag
  • Abiezer31
    "Of course ,the neighbors the owner and dog are very nice I’m very proud living in my house.and this neighborhood "
    3
    Flag
  • Darren S.
    "I live off the beaten path across the street from a golf course. It's very quiet and tranquil. throb marinas surrounding the property and can walk to All shops and stores."
    0
    Flag
  • Cyndiepalmer
    "We are a friendly neighborhood. You walk your street and say Hi anytime. It is a safe street to live "
    0
    Flag
  • Ksperkinson
    "Safe clean near ocean good police pet friendly hospital is coming along in the construction have contract here at hospital looking forward to finding a good place for 3 months"
    0
    Flag
  • Stephanie M.
    "A lot of kids and cars. A fire station that is noisey but nice. Lizards everywhere. There is one hotel on this small island. There are A lot of Vacation homes here and crab catchers. When it rains you can't see the road."
    0
    Flag
  • Lb2071
    "water front community , is a small island called Flamingo Island. We have a 9 hole golf course and just 5 minutes from Publix and Kmart. Sombrero beach is right at the outset of the canals on the Atlantic ocean and the people are very loving and friendly."
    0
    Flag
  • Gonzalez8834
    "Marathon is a great place to life and have a family, very safe, quiet and full of great people. ......"
    0
    Flag
  • Tom A. C. M.
    "I live here (14 years) and love the area. Close accessibility to shopping, schools, churches, golf, beach, walking, biking. "
    0
    Flag
  • Anne K.
    "Lived here for many years and is one of the best places to live in Marathon. Conveniently located near schools, parks, shopping and beach just minutes away."
    0
    Flag
  • Debra G.
    "Only 8 miles from Marathon. Away from the winter traffic, airport noise. Crystal clean, flow through canals. Great place to vacation and a great place to live. "
    0
    Flag

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Apartments for Rent

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Explore by feature - Pet Friendly

16 pet-friendly rentals in Marathon, FL

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6 rentals with a garage in Marathon, FL

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Explore by feature - Pool

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Homes for sale near 11399 6th Ave

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Off Market Homes Near 11399 6th Ave

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MLS Internet Data Exchange (IDX) information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the Florida Keys MLS.