$3,300,000
SOLD MAY 12, 2025

137 Mockingbird Ln Marathon, FL 33050

5 Beds
5 Baths
3,491 Sq Ft
0.37 Acres

Recently Sold

$945 Per Sq Ft

15% Below List Price

174 Days on Market

About This Home

As of May 2025

Luxurious, Modern masterpiece with incomparable boating just minutes to Sombrero Beach! Every detail has been considered in this immaculate 5-bedroom, 5-bathroom concrete built home, with impact doors/windows, in the heart of exciting Marathon! Unpack and relax, this turn-key home comes furnished and equipped for immediate enjoyment! Currently utilized as a successful vacation rental, this exceptional property is an ideal investment property or serene private oasis for personal use. Take advantage of deep-draft boating with world class fishing and diving just minutes away. The sprawling 80' composite dock comes equipped with 20K boat lift (2021), fillet station, water and electric service. After a day on the water, cool off in the resort-style pool boasting heater, chiller, sun deck, and paver pool deck! Built for elevated waterside entertaining with nearly 1000 Sq. Ft. of covered verandas, complete with tongue-and-groove ceilings and stunning canal views! Inside, this contemporary home offers two spacious floors and every modern convenience! The first floor comes complete with the first of two spacious living areas, convenient attached 2-car garage, laundry room, cabana bathroom, den with wet bar, and private en suite guest bedroom. Ascend the modern staircase with wrought iron railing and custom chandelier into an open-concept great room on the second floor, boasting separate dining and living areas and expertly-equipped Chef's Kitchen. Entertain for the masses with ample cabinetry, Cambria quartz countertops, high-end Cafe appliances, and large island with counter seating, additional storage, sink, and waterfall edge. Two additional guest bedrooms ensure elevated accommodation for visitors while you retire to an opulent primary suite with walk-in closet, additional closet, palatial en suite and Juliette balcony. Neighborhood offers beautiful Sombrero Beach, golf at Florida Keys Country Club and waterfront restaurants and marinas.

Last Agent to Sell the Property

Lisa Ferringo

Coldwell Banker Schmitt Lower Keys (KW) License #605677 Listed on: 10/03/2024

Coldwell Banker Schmitt Lower Keys (KW)

Last Buyer's Agent

Lisa Ferringo

Coldwell Banker Schmitt Lower Keys (KW) License #605677 Listed on: 10/03/2024

Coldwell Banker Schmitt Lower Keys (KW)

Home Details

Home Type

Single Family

Est. Annual Taxes

$21,671

Year Built

2021

Lot Details

0

Listing Details

  • Property Type: Residential
  • Style: Single Family
  • As Is Right To Inspect: Yes
  • First Right of Refusal: No
  • Mandatory HOA: No
  • Control Depth: 6
  • Dockage Dock: Composite
  • Dockage Dock Length: 80
  • Document Count: 5
  • Fee Includes: None
  • Key Island: Marathon
  • Limited Representation: No
  • Marathon Neighborhood: Sombrero
  • Mile Marker: 50.00
  • Min Rental Days: 7.00
  • M L S Identifier: 20060123165453488875000000
  • Neighborhood Feature: Beach, Bike Paths, Airstrip, Other Area Features
  • Off Shore Island: No
  • Pets: Pets Allowed
  • Property Group I D: 19990816212109142258000000
  • Sale Terms: Other Terms
  • Side: Ocean
  • State Province: FL
  • Taxes: 21670.82
  • Title: Negotiable
  • Vehicle Storage: Garage, Trailer Storage, RV Parking Open, Open Parking, Attached
  • Vehicle Storage Cars: 2
  • Year Built: 2021
  • Alternate Key Number: 1436712
  • Cooling Heating: Central Air, Ceiling Fans(s)
  • Lot Sq Ft: 16200.00
  • Pool Info: In Ground, Decked
  • Porch Balcony: Open Porch/Balcony, Patio
  • Species List: Yes
  • Tax Exemptions: None
  • Building Style Above Flood: Yes
  • Building Style Stories: 2 Stories
  • Estimated Living Sq Ft: 3491.00
  • Pool Info Other: Chilled
  • Specialty Rooms Guest Servant Qtrs: Legal
  • Property Condition: Updated/Remodeled
  • Sewer Hook Up: Yes
  • Statistical Purposes Only: No
  • Special Features: None
  • Property Sub Type: Detached
  • Stories: 2

Interior Features

  • Interior Amenities: Wet Bar, Quartz Countertops, Tray Ceilings, Bar, Walk-in Closet(s), Storage, Granite Counter Top, Built-in Cabinets, Entrance Foyer, Pantry, Split Bedroom, Cathedral Ceilings
  • Total Bathrooms: 5.00
  • Full Bathrooms: 5
  • Appliances: Washer, Stainless Steel Appliance(s), Wine Cooler, Oven, Range, Refrigerator, Dishwasher, Dryer
  • Floor: Tile, Vinyl
  • Specialty Rooms: Laundry Room, Other
  • Windows/Doors: Impact Rstnce Window, Impact Rstnce Doors
  • Total Bedrooms: 5

Exterior Features

  • Dockage: Boat Lift
  • Waterfront: Canal Front
  • Waterfront: Yes
  • Construction: CBS
  • Exterior Features: Fencing, Storage, Lanai, Lighting
  • Roof: Metal Roof
  • Waterview: Canal View, Harbor/Marina View, Lake View
  • Pool: Yes

Utilities

  • Utilities: FKAA, Buyer to Verify, Municipal Sewer
  • Heating: Electric

Lot Info

  • Deed Restrictions: Unknown
  • Flood Zone: AE
  • Parcel Number: 00355417-001900
  • Land Size: 1/4 - 1/2 Acre
  • Acres: 0.37

Rental Info

  • Rentals Allowed: With Restrictions
  • Furnished: Furnished

Tax Info

  • Tax Year: 2023

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Oct 3, 2024
Closed on
May 12, 2025
Sold by
Marathon Paradise 2 Llc
Bought by
Mockingbird 137 Llc
Seller's Agent
Lisa Ferringo
Coldwell Banker Schmitt Lower Keys (KW)
Buyer's Agent
Lisa Ferringo
Coldwell Banker Schmitt Lower Keys (KW)
List Price
$3,900,000
Sold Price
$3,300,000
Premium/Discount to List
-$600,000
-15.38%
Views
226

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
13.32%
Original Mortgage
$910,000
Outstanding Balance
$910,000
Interest Rate
6.64%
Mortgage Type
New Conventional
Estimated Equity
$2,490,547

Purchase Details

Closed on
Aug 21, 2024
Sold by
Marquez Luis
Bought by
Marathon Paradise 2 Llc

Purchase Details

Closed on
Nov 16, 2021
Sold by
Season 16 Llc
Bought by
Marquez Luis

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$1,840,000
Interest Rate
3.09%
Mortgage Type
New Conventional

Purchase Details

Closed on
Nov 6, 2020
Sold by
Zimmerman Todd F and Zimmerman Keith H
Bought by
Seasons 16 Llc

Purchase Details

Closed on
Jun 7, 2005
Sold by
D Asign Developments Llc
Bought by
Zimmermann Todd F and Zimmermann Keith H

Purchase Details

Closed on
Feb 25, 2004
Bought by
Zimmermann Todd F

Purchase Details

Closed on
Jun 10, 1998
Sold by
Hoskins John and Hoskins Beth
Bought by
Dodd C M

Purchase Details

Closed on
Feb 1, 1973
Bought by
Zimmermann Todd F
Source: Public Records

Range of Values:

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Average Value
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List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

Date Type Sale Price Title Company
Warranty Deed $3,300,000 None Listed On Document
Warranty Deed $3,300,000 None Listed On Document
Quit Claim Deed $1,748,800 None Listed On Document
Warranty Deed $2,300,000 None Available
Warranty Deed $380,000 Servicelink
Warranty Deed $1,300,000 --
Warranty Deed $500,000 --
Warranty Deed $150,000 --
Deed $24,300 --
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $910,000 New Conventional
Closed $910,000 New Conventional
Previous Owner $1,840,000 New Conventional
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
05/12/2025 05/12/25 Sold $3,300,000 -5.7% $945 / Sq Ft
03/26/2025 03/26/25 Pending -- -- --
03/10/2025 03/10/25 Price Changed $3,499,000 -6.7% $1,002 / Sq Ft
01/07/2025 01/07/25 Price Changed $3,750,000 -3.8% $1,074 / Sq Ft
10/03/2024 10/03/24 For Sale $3,900,000 -- $1,117 / Sq Ft
Source: Key West Association of REALTORS®

Tax History Compared to Growth

Source: Public Records

Tax History

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
2024 $21,671 $2,442,142 $1,300,050 $1,142,092
2023 $21,671 $2,337,188 $1,166,400 $1,170,788
2022 $20,020 $2,071,705 $877,838 $1,193,867
2021 $4,416 $434,363 $434,363 $0
2020 $2,054 $259,875 $259,875 $0
2019 $1,938 $253,688 $253,688 $0
2018 $1,802 $253,688 $253,688 $0
2017 $1,573 $207,281 $0 $0
2016 $1,553 $207,723 $0 $0
2015 $1,283 $148,995 $0 $0
2014 $1,063 $96,136 $0 $0
Source: Public Records

Agents Affiliated with this Home

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Map

Source: Key West Association of REALTORS®

MLS Number: 611704

Key West Association of REALTORS®

APN: 00355417-001900