56 SE Marlin Avenue, Key Largo, FL 33037

$525,000

Property Type: Residential Bedrooms: 2 Baths: 1 Square Footage: 828 Lot Size (sq. ft.): 5,125 Status: Closed

Current Price: $525,000 List Date: 4/22/2026 Last Modified: 10/27/2026

Overview

Description

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 ... (Read more)

Listing Details MLS# 619605

Location, Tax & Legal

Street #: 56
Direction: SE
Street Name: Marlin
Street Suffix: Avenue
Key/Island: Key Largo
State/Province: FL
Zip Code: 33037
County: Monroe
Subdivision: Largo Sound Park (103.5)
Area: 27 - Key Largo MM 97-107
City: KEY LARGO
Mile Marker: 103.5
Marathon Neighborhood: N/A
Side: Ocean
Flood Zone: AE
Alternate Key #: 1580449
Parcel #: 00473320-000000
Zoning: IS - Improved Subivision District
Deed Restrictions: Unknown
Legal: 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
Taxes: 4069.89
Tax Year: 2025
Pub Sewer HkUp: Yes

Contract Information

Listing Board: Florida Keys

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: No
Pool: No
Year Built: 1971
Lot SqFt: 5125
Lot Sqft Source: Tax Records
Acres: 0.12
Living Apx SqFt: 828
SqFt Source: Tax Records
Total Bedrooms: 2
Full Baths: Yes
Total Baths: Yes
Rentals Allowed: With Restrictions
Min Rental Days: 28
Control Depth: 0
Total Units: 0

Status Change Info

Under Contract Date: 2026-09-10
Sold Date: 2026-10-27

Association Info

Mandatory Home Owners Asc: No
Voluntary Home Owners Asc: Yes
1st Right of Refusal: No
Association Fee $: 250
Assoc/Mnt Fee Per: Yearly

Building Style

Above Flood: Unknown
Stories: 1 Story
Ground Level: Yes

More Information

Remarks & Misc

Remarks – Consumer: 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!
Directions: MM 103.5 oceanside. Turn onto S Marlin Ave and house is on the left hand side.

Fee Includes

Other: Yes

Dockage

Boat Ramp: Yes

Tax Exemptions

None: Yes

Appliances

Dishwasher: Yes
Microwave: Yes
Oven: Yes
Range: Yes
Refrigerator: Yes

Pets

Pets Allowed: Yes

Cooling

Ceiling Fans(s): Yes
Central Air: Yes

Heating

Central: Yes

Waterfront

None: Yes

Waterview

No Waterview: Yes

Floor

Terrazzo: Yes

Neighborhood Feature

Beach: Yes
Community Boat Ramp: Yes
Other Area Features: Yes

Interior Features

Drapes/Blinds Incl: Yes
Storage: Yes

Specialty Rooms

Sun/Florida Room: Yes
Workshop: Yes

Vehicle Storage

Off Street Parking: Yes

Construction

CBS: Yes

Land Size

Less Than 1/4 Acre: Yes

Furnished

Unfurnished: Yes

Terms

Cash: Yes
Conventional: Yes
FHA: Yes
VA: Yes

Utilities

FKAA: Yes
Municipal Sewer: Yes

Porch/Balcony

Screened Patio: Yes

Title

Title Ins - Buyer: Yes

Exterior Features

Fencing: Yes

Pre-Wired

Cable: Yes

Roof

Metal Roof: Yes

Property Features

Fee Includes: Other Tax Exemptions: None Waterfront: None Waterview: No Waterview Dockage: Boat Ramp Building Style: Ground Level Vehicle Storage: Off Street Parking Furnished: Unfurnished Cooling: Ceiling Fans(s); Central Air Heating: Central Utilities: FKAA; Municipal Sewer Interior Features: Drapes/Blinds Incl; Storage Pre-Wired: Cable Specialty Rooms: Sun/Florida Room; Workshop Appliances: Dishwasher; Microwave; Oven; Range; Refrigerator Exterior Features: Fencing Construction: CBS Floor: Terrazzo Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Beach; Community Boat Ramp; Other Area Features Land Size: Less Than 1/4 Acre Terms: Cash; Conventional; FHA; VA Title: Title Ins - Buyer

Listing Office: American Caribbean Real Estate, Christie's International Real Estate

Last Updated: October - 27 - 2026

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.

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