57723 Morton St, Grassy Key, FL 33050
Property image
Property image
OFF MARKET

$4,925,700

Trulia Estimate
  • 8 Beds
  • 6 Baths
  • 4,625 sqft (on 1.60 acres)

57723 Morton St, Grassy Key, FL 33050

Est. Refi. Payment $29,078/mo*
Refinance Your Home
Currently Off Market - Sold May 24, 2013 for $2,550,000

Home Value

Trulia Estimate
$4.93M
Since last month
Increased$82K (+1.7%)
Since last year
Increased$325K (+7.1%)
Since last sale
Increased$2M (+93.2%)
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 +32% in the last 10 years
MonthEstimated value
2026
August 2026$4.93M
August 2026$4.92M
July 2026$4.84M
June 2026$4.92M
May 2026$4.86M
April 2026$4.42M
March 2026$4.51M
February 2026$4.4M
January 2026$4.35M
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
57805 Morton St, Grassy Key, FL
0.10
Single-Family Home
$3,550,000
12/05/25
6
6
5,757
58213 Morton St, Grassy Key, FL
0.52
Single-Family Home
$3,800,000
06/08/26
3
4.5
4,000
58121 Morton St, Grassy Key, FL
0.40
Single-Family Home
$2,700,000
05/29/26
4
2.5
1,464
58345 Morton St, Grassy Key, FL
0.64
Single-Family Home
$1,700,000
09/01/26
3
3
1,896
58618 Overseas Hwy, Grassy Key, FL
1.06
Single-Family Home
$2,200,000
12/17/25
4
4.5
2,433
57485 Gibson St, Grassy Key, FL
0.28
Single-Family Home
$550,000
06/17/26
3
2
1,056
57453 Goodley St, Grassy Key, FL
0.35
Single-Family Home
$580,000
05/20/26
3
2
1,147
14 E Ocean Dr, Marathon, FL
1.47
Single-Family Home
$4,100,000
03/11/26
4
4.5
3,477
57538 Bailey St, Grassy Key, FL
0.24
Single-Family Home
$440,000
12/01/25
2
1
874
254 Orange Ave, Grassy Key, FL
0.48
Single-Family Home
$525,000
12/17/25
3
1
912

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
57733 Morton St, Grassy Key, FL 33050
0.04
$14,995,000
11
8.5
8,515
For Sale
57805 Morton St, Grassy Key, FL 33050
0.10
$3,550,000
6
6
5,757
Recently Sold
57783 Morton St, Grassy Key, FL 33050
0.11
$29,500,000
10
12
10,000
For Sale
1 Croton Ave, Marathon, FL 33050
0.13
$15,900
-
-
-
Recently Sold
360 Tropical Ave, Grassy Key, FL 33050
0.21
$598,500
2
2
960
Off Market
57547 Gibson St, Grassy Key, FL 33050
0.24
$582,800
3
1
952
Off Market
57538 Bailey St, Grassy Key, FL 33050
0.24
$440,000
2
1
874
Recently Sold
57528 Bailey St, Grassy Key, FL 33050
0.25
$480,300
2
1
874
Off Market
57487 Bailey St, Grassy Key, FL 33050
0.25
$614,700
2
2
926
Off Market
Peachtree St, Marathon, FL 33050
0.27
-
-
-
-
Off Market
11 & 1 Peachtree Ave, Marathon, FL 33050
0.27
-
-
-
-
Off Market
15 & 1 Peachtree Ave, Marathon, FL 33050
0.27
-
-
-
-
Off Market

Local Information

  • Map ViewExplore the area around 57723 Morton St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1993
1.6 acre lot
4,625 sqft
$1,065/sqft
Garage

About this House

Southern Diversion Two is an exclusive private gated estate located in Marathon in the Florida Keys. This sprawling 2 acre private estate is located directly on the gulf of Mexico featuring 300 feet of open water to capture the most breathtaking sunset views. There is deep water dockage and a private beach with a Tiki hut and brand new pool and deck overlooking sprawling open water bay views. There are 3 pools on property offering privacy when desired. The property has 3 separate homes on site. The main house is beautifully appointed with custom cherry cabinets and detailed woodwork, 2 dishwashers, 2 sinks, 36 inch dual fuel range with 6 burners and custom cherry vent hood, separate wall oven and ultra microwave with convection and crisper settings. Granite counter tops ,breakfast bar with bar stools ,and separate waterfront dining room that seats 10. There is a separate icemaker and a complete kitchen with dishes, silverware appliances, glassware pots and pans.The main house has 3 master suites that all have ocean views and private bathrooms, One includes a double trundle. There are brand new flat screens throughout. Outside luxuries include heated infinity disappearing edge swimming pool, hot tub, gas grill, multiple patios with lounge chairs and tables There is a boat ramp on property for boats, jet skis, and wave runners. The property has deep water dockage (4 feet at low tide) with electric, water and fish cleaning station. The guest house has 3 bedrooms One king, one double twin room, a bunk room sleeping 5 . The guest house has a full kitchen granite counter tops, wall oven microwave, full refrigerator including water and ice maker in door The guest house also includes a separate private pool and pool table in family room. The cabana house has a queen size bed with private bath, mini bar, sink and refrigerator. The beachfront casida has a queen bed beautiful ocean views , outdoor patio and seating wine cooler and coffee maker. Marathon is known for world class fishing and an array of activities from relaxing on our private beach to scuba diving, snorkeling and catching fresh lobster right off the backyard. Marathon water sports are endless including boat rentals, kayaking, wake boarding, jet skiing, waterskiing . Catch your dinner off the backyard dock anything from fresh grouper, yellow tail , snapper, dolphin, and many more.

Key west is 40 minutes south making it a great day trip . Southern Diversion
We provide a full time property manager available 24/7 for anything our renters may need. Southern Diversion offers the perfect escape and tropical dream living.

We require first last and security. Renter pays their utilities
57723 Morton St, Grassy Key, FL 33050 is a 8 bedroom, 6 bathroom, 4,625 sqft single-family home built in 1993. It last sold for $2,550,000 on May 24, 2013. More recently, it was listed as a rental in August 2021 with an asking price of $73,500 per month. That rental listing was removed on November 1, 2021. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $4,925,700, with a rent estimate of $7,863/month.

Home Details for 57723 Morton St

Interior Features

Heating & Cooling
Heating: Forced AirHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 2Floors: Hardwood
Interior Details
Types of Rooms: Laundry Room
Appliances & Utilities
DryerWasher

Exterior Features

Exterior Home Features
Roof: TileExterior: StuccoFoundation Type: PilingPatio
Pool
Pool
Parking & Garage
GarageParking: None, Garage

Property Information

Year Built
Year Built: 1993
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Rental Terms, Policies & Fees

Furnished

Building

Levels, Entrance, & Accessibility
Disabled Access

Community

Units in Building: 2

Lot Information

Lot Area: 1.60 acres

Price and Tax history

DateEventPrice
Nov 1, 2021
Source: Zillow Rental Manager
ListingRemoved
Aug 9, 2021
Source: Zillow Rental Manager
Listed For Rent
$73,500
Apr 9, 2015
Source: Agent Provided
ListingRemoved
$46,000
Dec 30, 2014
Source: Agent Provided
PriceChange
$46,000
Price increased by 300%
Nov 26, 2014
Source: Agent Provided
Listed For Rent
$11,500

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

Frequently asked questions about 57723 Morton St

  • What is 57723 Morton St estimated to be worth?
    Trulia's estimated value for 57723 Morton St in Grassy Key, FL is $4,925,700.
  • What is the price history for 57723 Morton St?
    57723 Morton St in Grassy Key, FL last sold for $2,550,000 in May 2013.
  • Is Grassy Key a buyer's or seller's market?
    Grassy Key is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Grassy Key?
    The median sale price in Grassy Key is $774K. That is up $51.67K from the prior month.
  • Does 57723 Morton St have a pool?
    Yes, 57723 Morton St in Grassy Key, FL has a pool.
  • Does 57723 Morton St have laundry facilities?
    Yes, 57723 Morton St in Grassy Key, FL has in-unit laundry.

Explore by feature - Pet Friendly

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Explore by feature - Air Conditioning

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Explore by feature - Pool

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Explore by feature - Washer/dryer

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