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About This Home

This 2-bedroom, 2-bathroom single family at 427 89Th Street Ocean in Marathon, FL is listed for $688,000 ($728 per sqft). Built in 1975, the home offers 945 sqft of living space on a 0.07 acres lot.

Agent Description

Step out to your 35-ft. dock on a clean, deep canal and enjoy instant ocean access from this solid CBS half-duplex. Inside, find an open layout, tile floors, a granite kitchen, and a 2018 metal roof, plus a low-maintenance backyard perfect for relaxing or entertaining. Ideal as a second home or full-time residence in the heart of the Florida Keys. Enjoy minimal stairs to climb and ample parking up front. Your piece of paradise awaits!

Key Features

  • Built in 1975
  • 0.07 acre lot
  • Waterfront

Property Details

1 story
2 full
1975

Amenities

WaterfrontA/C

Monthly Cost Estimate

$3,680/mo

20% down · 6.5% · 30 years

Principal$498
Interest$2,981
Insurance$201

Estimates only. Actual payments may vary.

Location

427 89Th Street Ocean

Marathon, FL 33050

Gulfstream Shore (Marathon) (52.0)

Features & Amenities

Interior Features

Granite Counter TopStorage

Exterior Features

FencingPrivacy Wall/FenceShedStorage

Property Details

Flooring

Tile

Construction

CBS

Pool Features

Patio

Cooling

Central Air

Appliances

RefrigeratorRangeOvenMicrowaveStainless Steel Appliance(s)

Questions & Answers

This 2-bedroom, 2-bathroom single family at 427 89Th Street Ocean is listed at $688,000 ($728/sqft). The estimated monthly payment is $2,981 based on 20% down at 6.5% interest.

Key features include: Built in 1975, 0.07 acre lot, Waterfront. Interior Features: Granite Counter Top, Storage. Exterior Features: Fencing, Privacy Wall/Fence, Shed.

This property is listed by David N. Grego and can be reached at 3054811296 or david@islandbreezerealty.com.

DG

David N. Grego

Agent at Island Breeze Realty, LLC

(305) 481-1296

Listed by Island Breeze Realty, LLC · View on Broker Site

MLS# 617668· Source: listhub· Updated 172 days ago

Copyright © 2026 Marathon and Lower Keys Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

427 89Th Street Ocean, Marathon, FL 33050

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