435 121st St, Marathon, FL 33050
Property image
Property image
SOLD
NOV 14, 2025

$1,320,800

Trulia Estimate
  • 3 Beds
  • 3 Baths
  • 1,731 sqft

435 121st St, Marathon, FL 33050

Est. Refi. Payment $7,838/mo*
Refinance Your Home
Currently Off Market - Sold Nov 14, 2025 for $1,300,000

Home Value

Trulia Estimate
$1.32M
Since last month
Increased$9K (+0.7%)
Since last year
Decreased$131K (-9%)
Since last sale
Increased$21K (+1.6%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +53% in the last 10 years
MonthEstimated value
2026
August 2026$1.32M
August 2026$1.32M
July 2026$1.31M
June 2026$1.3M
May 2026$1.28M
April 2026$1.29M
March 2026$1.28M
February 2026$1.29M
January 2026$1.29M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
11280 1st Ave, Marathon, FL
0.53
Single-Family Home
$982,000
12/04/25
3
2.5
1,842
11295 3rd Ave, Marathon, FL
0.52
Single-Family Home
$1,450,000
08/31/26
4
3
1,926
11250 3rd Ave, Marathon, FL
0.56
Single-Family Home
$1,400,000
07/31/26
4
3
1,740
650 11th St, Key Colony Beach, FL
0.59
Single-Family Home
$1,075,000
03/10/26
3
3
1,770
601 8th St, Key Colony Beach, FL
0.59
Single-Family Home
$1,142,500
10/16/25
3
3
1,472
11270 3rd Ave, Marathon, FL
0.55
Single-Family Home
$1,260,000
06/01/26
3
2
1,424
640 9th St, Key Colony Beach, FL
0.56
Single-Family Home
$1,310,000
03/04/26
3
4
1,596
11399 6th Ave, Marathon, FL
0.55
Single-Family Home
$2,246,845
06/30/26
3
3
2,452
11890 1st Ave #3, Marathon, FL
0.14
Single-Family Home
$2,500,000
07/30/26
5
4
2,607

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
412 122nd St, Marathon, FL 33050
0.01
$2,878,500
3
2.5
2,391
Off Market
211 120th St #A, Marathon, FL 33050
0.10
$425,300
2
1
728
Off Market
211 120th Gulf #A, Marathon, FL 33050
0.10
$373,400
2
1
728
Off Market
211 120th St, Marathon, FL 33050
0.10
$440,000
2
1
728
Recently Sold
10703-05 2nd Ave, Marathon, FL 33050
0.10
$500,900
2
2
916
Off Market
11890 1st Ave #2, Marathon, FL 33050
0.14
$2,495,000
5
4
2,607
For Sale
11890 1st Ave #3, Marathon, FL 33050
0.14
$2,500,000
5
4
2,607
Recently Sold
12400 Overseas Hwy 9, Marathon, FL 33050
0.08
-
3
3
1,640
Off Market
12400 Overseas Hwy, Marathon, FL 33050
0.09
$1,175,000
3
3
1,493
For Sale
12400 Overseas Hwy #3, Marathon, FL 33050
0.09
$670,000
3
3
1,493
Recently Sold
14 125th Street Gulf #GULF, Marathon, FL 33050
0.11
$3,549,000
10
9
6,128
For Sale

Local Information

  • Map ViewExplore the area around 435 121st St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1981
1,731 sqft
$751/sqft
Open Parking

About this House

Endless Views, Endless Possibilities - Your Waterfront Dream Home Awaits!
This unique waterfront property, designed in the shape of a riverboat, offers an exceptional opportunity to create your ideal coastal retreat. Nestled on a prime 6,500 sq ft lot, the home boasts spectacular, unobstructed views of the Gulf of Mexico from nearly every room, with a living area lined with windows that frame the breathtaking scenery.
Still owned by the family who originally built it, this fixer-upper is a rare canvas for those with vision and a passion for customization. Whether you choose to renovate and transform the current structure or demolish and build your dream home from the ground up, the possibilities are truly endless. With plenty of space for a pool, tiki bar, or outdoor entertainment area, this property provides the perfect backdrop for luxurious waterfront living.
Located on sought-after Vaca Cut, you'll have quick access to both the Ocean and the Gulf, offering unparalleled convenience for boating and water enthusiasts.
The sellers are highly motivated, so don't miss your chance to secure this one-of-a-kind property and create your very own piece of paradise!
435 121st St, Marathon, FL 33050 is a 3 bedroom, 3 bathroom, 1,731 sqft single-family home built in 1981. It last sold for the $1,300,000 asking price on Nov 14, 2025. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,320,800, with a rent estimate of $5,134/month.
Last check for updates: about 2 hours ago
Listed by Jessica Ann Boyanton P.A., (305) 304-9414
LPT Realty, LLC
Bought with: Caitlin McKinney, (305) 304-7397, Coldwell Banker Schmitt Real Estate Co.
Source: FLKMLS, MLS#612989

Home Details for 435 121st St

Interior Features

Beds & Baths
Number of Bedrooms: 3Number of Bathrooms: 3Number of Bathrooms (full): 3
Dimensions and Layout
Living Area: 1731 Square Feet
Appliances & Utilities
Utilities: Water Separate Meter, Elect Separate MeterAppliances: Refrigerator, Range, Oven, MicrowaveMicrowaveRefrigerator
Heating & Cooling
Has CoolingAir Conditioning: Central Air,Ceiling Fans(s)
Windows, Doors, Floors & Walls
Flooring: Tile, Other
Levels, Entrance, & Accessibility
ElevatorFloors: Tile, Other
View
No View
Security
Security: Security Guard

Exterior Features

Exterior Home Features
Patio / Porch: Open Porch/BalconyExterior: StorageNo Private Pool
Parking & Garage
No Attached GarageHas Open ParkingParking: Open
Frontage
WaterfrontOn Waterfront

Property Information

Year Built
Year Built: 1981
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family Residence
Building
Construction Materials: CBSNot a New Construction
Property Information
Condition: FixerParcel Number: 00357540000000

Price & Status

Price
List Price: $1,300,000Price Per Sqft: $751/sqft

Active Status

MLS Status: Closed

Location

Direction & Address
City: MarathonCommunity: Hawaiian Village (53.5)

Building

Building Area
Building Area: 1731 Square Feet

Community

Community Features: Bike Paths

HOA

HOA Fee Includes: NoneNo HOA

Lot Information

Lot Area: 6534 sqft

Offer

Listing Terms: No Seller Finance, Cash, Conventional

Miscellaneous

Mls Number: 612989

Additional Information

Bike Paths

Price and Tax history

DateEventPrice
Nov 14, 2025
Source: FLKMLS #612989
Sold
$1,300,000
Oct 20, 2025
Source: FLKMLS #612989
Pending
$1,300,000
Sep 16, 2025
Source: FLKMLS #612989
Contingent
$1,300,000
Sep 9, 2025
Source: FLKMLS #612989
PriceChange
$1,300,000
Price decreased by 19%
Jan 6, 2025
Source: MLKAR #612989
Listed For Sale
$1,600,000

Market trends in Marathon

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$774K
$51.67KMoM
Sale-to-List Price
—
Price per sq ft
$630
$2MoM
Available listings
260
8MoM

Around this home

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

LGBTQ Local Legal Protections

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.

Frequently asked questions about 435 121st St

  • What is 435 121st St estimated to be worth?
    Trulia's estimated value for 435 121st St in Marathon, FL is $1,320,800.
  • What is the price history for 435 121st St?
    435 121st St in Marathon, FL last sold for $1,300,000 in November 2025.
  • Is Marathon a buyer's or seller's market?
    Marathon is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Marathon?
    The median sale price in Marathon is $774K. That is up $51.67K from the prior month.
  • Does 435 121st St have air conditioning?
    Yes, 435 121st St in Marathon, FL has air conditioning.
  • How big is the lot at 435 121st St?
    The lot at 435 121st St in Marathon, FL is about 0.15 acres (6,534 sq ft).

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