See Home Value
$1,600,000
● House - Off Market

3660 MARATHON Key

Jacksonville Beach, FL 32250
bedrooms
4 Beds
bathrooms
3 Baths, 1 Half Bath
square feet
2,202 Ft²
$1,684,427
RealtyHop Estimate
-0.62%
Since Oct 1, 2023
National-US
Primary Model

About This Property

Don't miss this rare opportunity to live in Paradise Key, one of Jacksonville Beach's most sought after neighborhoods, featuring charming Key West style homes set among natural surroundings. A total interior remodel was just completed using  nothing but high-end finishes, appliances, and material by Tom Trout Construction.  Owners remodeled for their enjoyment but life changes are causing a move.  

Features include new wood flooring throughout, quartz countertops, spacious Great Room filled with natural light, high tongue and groove ceilings, Thermador appliances, California closets, lpi teak decking, all new baths and kitchen, much more!  Truly a new home!  Complete list of improvements available. Includes a separate studio apartment over garage.  Walk or bike to the beach.
Unit Size
2,202 Ft²
Days on Market
52 days
Land Size
-
Price per sqft
$770
Property Type
House
Property Taxes
-
HOA Dues
$108
Year Built
2013

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Last updated: 6 months ago (Real MLS #1235419)

Price History

Date / Event Date Event Price
Aug 19, 2025 Sold
Sold
Aug 10, 2025 In contract -
In contract
Jul 22, 2025 Listed by WATSON REALTY CORP $1,725,000
Listed by WATSON REALTY CORP
Find your ''Paradise'' within this idyllic beachside village enclave! Upon entering this exquisite cottage, you will feel as though you are stepping into the pages of ''Coastal Living'' - the featured residence an artfully designed, finished and crafted jewel box from top to bottom, inside & out creating a specialized living experience. The fresh, modern aesthetic of this shingle style sunny escape is a blend of crisp white shades dotted with splashes of color. You will be immediately drawn to the newly designed and renovated courtyard sanctuary (the focal point of the living area) alive with tropical plantings and fabulous stone and turf hardscape. The lighted pergola provides a magical spot for dining under the stars! Just a few of the all new interior finishes include new (2023) wood floors throughout, tongue and groove wood ceilings in the great room and kitchen, fireplace, ship lap clad walls in the primary bdrm and guest apartment, brand new baths...CLICK ''MORE'' TO READ ON!! ...brand new baths featuring professionally curated "furniture" vanities & fabulous tile and marble floors/walls, all new indoor & outdoor lighting, new hardware (baths, cabinets, doors), new shark coating and Taylor-Made storage closets in garage...the list goes on! The kitchen (gutted and renovated in 2023) features new Thermodor appliances, range hood, quartzite countertops, all new kitchen cabinets, limestone clad walls and backsplash, farm sink, water filtration. The outdoor improvements include all new comprehensive landscape by professional landscaper/hardscape designers, gorgeous custom entry gates, brand new functioning shutters, new front door, complete fresh white exterior paint, new wood fence. Not a stone was left unturned in the design, décor and renovation of the entire property! The residence features 3 bedroom, 2 ½ baths in the main cottage. Guests will enjoy their private space in the detached guest suite (located above the garage and accessed from the stairway in the courtyard) featuring bamboo floors, a full bath and a morning kitchen. For clarity, this home was completely renovated in 2023 by previous owners. Highly respected Tom Trout team did the renovation. The owners who did the renovation never moved in. It was purchase by the current owner who then did her own remodel which included heavy cosmetics, full paint in and out, new shutters, front doors, professional decor inside, garage upgrades, complete landscape/hardscape and courtyard renovation. Enjoy super neighborly enclave with terrific access to J Turner Butler, buzzy restaurants & coffee shops of Jax Beach, and, best of all, a 5 minute bike ride to the 37th Ave beach access! Exclusions include: Great Room chandelier, two light fixtures above the kitchen island, powder room mirror and sconces, hall bath mirror and sconces, master bedroom drapes, televisions. SELLER WILL REPLACE THE LIGHT FIXTURES IN THE BATHS AND KITCHEN AND THE MIRRORS IN THE BATHROOM WITH LIKE DESIGNER QUALITY FIXTURES.
Sep 11, 2023 Sold
Sold
Jul 2, 2023 Listed by RE/MAX UNLIMITED $1,695,000
Listed by RE/MAX UNLIMITED
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Property Highlights

Garage
Air Conditioning
Fireplace

Building Info

Overview

    General

  • Year Built: 2013
  • Effective Year Built: 2013
  • Building Count: 1
  • Bedroom Count: 4
  • Bathroom Count: 3
  • Full Bathrooms: 3
  • Partial Bathrooms: 3
  • Building Condition: 1
  • Building Quality: 1
  • Construction Type: 17
  • Building Style: 0
  • Exterior Walls Type: 23
  • Interior Walls Type: 3
  • Roof Shape Type: 7
  • Roof Cover Type: 5
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 13
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 1
  • Garage Square Area: 440
  • Parking Space Count: 2
  • Patio Type: 79
  • Porch Type: 63
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 7,851
  • Total Building Area: 2,951
  • Gross Building Area: 2,951
  • Building Area: 2,202
  • Building Area Measurement: L

    Heating and Cooling

  • Fireplace Count: 1
  • Air Conditioning: 1
  • Heating: 4
  • Heated Square Feet: 2,202
  • Heating Fuel Type: 2

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: PARADISE KEY
  • Land Acres: 0000000180
  • Standard Land Use Code: 1001
  • County Land Use Code: 0100
  • State Land Use Code: 01
  • Legal Description 1: 59-186 09-3S-29E .18 PARADISE KEY LOT 51

Neighborhood

  • School District Name: Duval County School District
  • Census Tract: 014203

Zoning

  • Zoning: JPUD

Geography

  • Assessors Map Reference: 9509
  • Parcel: 180949-3390
  • Lot: 51
  • Meridian: SEC 09 TWN 03S RNG 29E
  • Municipality: CITY OF JACKSONVILLE BEACH
  • Latitude: 30.2604
  • Longitude: -81.3924

    Address

  • Full Address: 3660 Marathon Ky
  • Address - House Number: 3660
  • Address - Street Name: Marathon
  • Address - Suffix Type: Ky
  • State: FL
  • City Name: Jacksonville Beach
  • Carrier Code: C057
  • 4-Digit Zip Code: 3940
  • Zip Code: 32250

Valuation

    Tax

  • Total Area: 2,464
  • Tax Year: 2022
  • Tax Amount: $1,057,279
  • Tax Rate Code Area: USD2B

    Appraisal Valuation

  • Standard Deviation: 0.2084
  • Valuation Date: Dec 20, 2023
  • Confidence Score: 71
  • Final Value: 1,249,795
  • High Value: 1,510,341
  • Low Value: 989,250

    Market Valuation

  • Market Total Value: $934,285
  • Market Land Value: $330,000
  • Market Improvement Value: $604,285

    Assessments Valuation

  • Assessed Year: 2022
  • Assessed Total Value: $638,446

    Sales

  • Current Sale Contract Date: Sep 06, 2023
  • Current Sale Recording Date: Sep 11, 2023
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: 187295
  • Previous Sale Recording Date: Jun 23, 2022
  • Previous Sale Contract Date: Jun 21, 2022
  • Previous Sale Amount: $1,250,000
  • Previous Sale Document Type: 71
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Beaches


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Frequently Asked Questions

When was property at 3660 Marathon Key built and last sold?
The property at 3660 Marathon Key was built in 2013 and last sold on Sep 6, 2023 for $1,600,000.
How much is this home worth?
The estimated value of the home located at 3660 Marathon Key is $1,687,902.
What are some comparable homes to 3660 Marathon Key?
There are currently no comparable homes to 3660 Marathon Key.