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$599,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 2 Beds
  • 1 Full Bath
  • 828 Sq. Ft.
  • Updated 1 hour ago
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Only 6 homes in from the Beach!Located in the highly desirable Largo Sound Park neighborhood, this concrete conch home offers exclusive access to a private community park featuring a sandy beach, boat ramp, and pavilion with restrooms- all for you to enjoy the Keys lifestyle! Full of character and Old Florida charm this 2 bedroom home features a bright and open floor plan with terrazzo floors and a new roof in 2023. Off of the kitchen, there is a huge screened patio under roof that connects to a workshop - great for additional living space with excellent potential! The fully fenced yard provides ample room for multiple vehicles and a boat trailer. The spacious backyard offers endless possibilities, with plenty of room to add a pool, create an outdoor entertaining area, or simply enjoy the wide open space. This is a great opportunity to own in Largo Sound Park right by the Homeowner's park and make this house your very own! This rare location is something truly special! Live the Keys lifestyle!

Full Property Details for 56 SE Marlin Ave

General

  • Price: $599,000
  • HOA FEE: $21/month
  • HOA FEE FREQ.: Yearly
  • Taxes: $4,069 (2025)
  • Status: Active
  • Type: Single Family
  • Source: 927
  • MLS ID: 619605
  • Updated: Today (4/22/2026)
  • Added to Site: Today

Interior

  • Rooms/Areas: Sun/Florida Room, Workshop
  • Interior Features: Drapes/Blinds Incl, Storage
  • Appliances: Dishwasher, Microwave, Oven, Range, Refrigerator
  • Furnishings: Unfurnished
  • Flooring: Terrazzo

Rooms

Bathrooms

  • Total Bathrooms: 1
  • Full Bathrooms: 1

Bedrooms

  • Total Bedrooms: 2

Additional Information

  • Shared Amenities: Community Boat Ramp, Other Area Features, Beach

Exterior

  • Exterior Features: Fencing
  • Deck/Patio: Screened Patio

Parking

  • Parking: Off Street Parking

Location

  • Area: 27 - Key Largo MM 97-107
  • County: Monroe
  • Subdivision: Largo Sound Park (103.5)
  • Driving Directions: MM 103.5 oceanside. Turn onto S Marlin Ave and house is on the left hand side.
  • Direction Faces: SE

Community

  • Association: Yes
  • Assoc. Fees Include: Other
  • Pets Allowed: Yes

Heating & Cooling

  • Cooling Type: Central Air, Ceiling Fans(s)
  • Heating Type: Central

Utilities

  • Water: No Waterview
  • Utility Description: FKAA, Municipal Sewer

Structural Information

  • Architectural Style: Single Family
  • Construction: CBS
  • Roof: Metal Roof
  • Wiring: Cable
  • Stories/Levels: 1 Story
  • Square Feet: 828
  • Sq. Ft. Source: Tax Records
  • Year Built: 1971

Lot Features

  • Lot Size (Sq. Ft.): 5,125
  • Lot Dimensions: 50 x 102.5
  • Zoning: IS - Improved Subivision District

Water Features

  • Water View: Yes
  • Water Front Type: None
  • Dock Description: Boat Ramp

Financial Considerations

  • Association Fee: Yes
  • Association Fee: $250
  • Assoc Fee Freq.: Yearly
  • Tax Amount: $4,069
  • Tax Year: 2025
  • Terms: Cash, FHA, VA, Conventional

Disclosures and Reports

  • Legal Description: BK 14 LT 16 LARGO SOUND PARK PB3-111 KEY LARGO OR266-595 OR402-197 OR758-294 OR826-2124 OR846-20 OR868-315 OR1030-1796 O
  • Flood Zone: AE
  • APN: 00473320-000000

Listed by American Caribbean Real Estate, Christie's International Real Estate, The Morris Leal Hall Team (305) 393-3686 and American Caribbean Real Estate, Christie's International Real Estate, Shelby Morris (305) 393-3686

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Listing agents

— 56 SE Marlin Ave —

  • The Morris Leal Hall Team

    American Caribbean Real Estate, Christie's International Real Estate

  • Shelby Morris

    American Caribbean Real Estate, Christie's International Real Estate

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 56 SE Marlin Ave

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Key Largo School
104801 Overseas Highway, Key Largo, FL 33037
PK-81.5 mi
Coral Shores High School
89901 Old Highway, Tavernier, FL 33070
9-1213 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 56 SE Marlin Ave Get Price Alerts and Save Property

Date
Details
Price
Change
Source
4/22/2026
Listed
$599,000
69.21%
MLS
4/25/2007
Sold
$354,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 56 SE Marlin Ave

Year
Property Taxes
Change
Tax Assessment
Change
2024
$3,908
—
$453,316
-7%
2024
$3,908
10%
$486,304
12%
2023
$3,545
28%
$435,420
73%
2021
$2,763
-14%
$251,850
-35%
2022
$3,198
16%
$389,988
59%
2021
$2,763
2%
$244,667
4%
2019
$2,703
8%
$234,403
10%
2018
$2,503
2%
$213,094
3%
2017
$2,445
2%
$206,876
5%
2016
$2,400
4%
$196,961
13%
2015
$2,317
5%
$173,713
10%
2014
$2,198
-5%
$157,921
-4%
2013
$2,310
—
$164,803
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 56 SE Marlin Ave

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by American Caribbean Real Estate, Christie's International Real Estate, The Morris Leal Hall Team (305) 393-3686 and American Caribbean Real Estate, Christie's International Real Estate, Shelby Morris (305) 393-3686

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56 SE Marlin Avenue, Key Largo, FL 33037 (MLS# 619605) is a Single Family property with 2 bedrooms and 1 full bathroom. 56 SE Marlin Avenue is currently listed for $599,000 and was received on April 22, 2026. Want to learn more about 56 SE Marlin Avenue? Do you have questions about finding other Single Family real estate for sale in Key Largo? You can browse all Key Largo real estate or contact a Coldwell Banker agent to request more information.

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