When was property at 427 89th Street Ocean built and last sold?

The property at 427 89th Street Ocean was built in 1975 and last sold on Apr 1, 1985 for $70,000.

How much is this home worth?

The estimated value of the home located at 427 89th Street Ocean is $679,118.

What are some comparable homes to 427 89th Street Ocean?

There are currently no comparable homes to 427 89th Street Ocean.

Marathon

33050

427 89th Street Ocean

Map

$675,000

● House - For Sale

427 89th Street Ocean

Marathon, FL 33050

2 Beds

2 Baths

945 Ft²

$3,732

Est. Monthly

About This Property

Affordable entry into the Keys lifestyle! Easy living in paradise awaits at this solid CBS half-duplex in Marathon. Step out to your 35-ft. dock on a clean, deep canal with quick access to the open ocean, making boating, fishing and island adventures effortless. Inside, enjoy a freshly painted open layout, tile floors and a granite kitchen, while the low-maintenance backyard offers the perfect space for relaxing or entertaining. Ideal as a weekend escape, second home, or full-time residence, with the City of Marathon allowing weekly rentals. Your piece of the Florida Keys is ready!

Unit Size

945 Ft²

Days on Market

118 days

Land Size

0.07 acres

Price per sqft

$714

Property Type

House

Property Taxes

$418

HOA Dues

Year Built

1975

Listed By

David Grego

[email protected]

Island Breeze Realty

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Last updated: 23 days ago (Miami MLS #A12066712)

Price History

Date / Event	Date	Event
Jun 8, 2026	Listed by Island Breeze Realty, LLC	$675,000
Listed by Island Breeze Realty, LLC
Jan 29, 2026	In contract	-
In contract
Dec 11, 2025	Listed	$698,000
Listed

	Step out to your private 35-ft dock on a clean, deep canal with quick ocean access from this solid CBS half-duplex. The open interior features tile flooring throughout and a granite kitchen designed for easy living. A 2018 metal roof adds durability, while the low-maintenance backyard offers a perfect space to relax or entertain. Enjoy minimal stairs and ample parking out front for added convenience. Ideally located in Marathon, the heart of the Florida Keys, this property is well suited as a full-time residence or a second home with excellent boating access.
Apr 1, 1985	Sold	Premium
Sold
May 1, 1978	Sold	Premium
Sold

Property Highlights

Air Conditioning

With View

Parking Details

Has Open Parking

Parking Features: Driveway, RV Access/Parking

Interior Details

Full Bathrooms: 2

Interior Features: First Floor Entry, No Additional Rooms

Appliances: Dishwasher, Microwave, Refrigerator, Self Cleaning Oven

Flooring Type: Tile

Exterior Details

Has Property Attached

Square Footage: 945

Architectural Style: Attached, Half Duplex, One Story

Year Built: 1975

Waterfront Features: Ocean Access, Canal Front, Ocean Access

Building Name: GULFSTREAM SHORES #2 AMD

Building Area Total: 1218

Building Area Units: Square Feet

Construction Materials: CBS Construction

Patio and Porch Features: Patio

Lot Features: Less Than 1/4 Acre Lot

Lot Size Area: 3220

Lot Size Units: Square Feet

Lot Size Acres: 0.074

Lot Size Square Feet: 3220

Water Source: Municipal Water

Financial Details

Tax Annual Amount: $5,011

Utilities Details

Cooling Type: Ceiling Fan(s), Central Air

Heating Type: Other

Sewer : Public Sewer

Building Info

Overview

General

Year Built: 1975

Effective Year Built: 2010
Building Count: 1
Bedroom Count: 2
Bathroom Count: 1
Full Bathrooms: 1
Partial Bathrooms: 1
Building Condition: 6
Building Quality: 7
Construction Type: 4
Building Style: 0
Exterior Walls Type: 7
Interior Walls Type: 3
Roof Shape Type: 7
Roof Cover Type: 5
Floor Count: 100
Living Units: 1
Floor Cover: 2
Basement Type: 0
Basement Area: 0
Garage Type: 7
Parking Space Count: 0
Patio Type: 118
Porch Type: 102
Pool Type: 0
Location Influence Type: 27

Dimensions

Lot Size Square Feet: 3,220

Lot Size Depth Feet: 920
Lot Size Frontage Feet: 350
Total Building Area: 945
Gross Building Area: 945
Building Area: 945
Building Area Measurement: L

Heating and Cooling

Air Conditioning: 13

Heating: 4
Heated Square Feet: 945
Heating Fuel Type: 2

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Subdivision: GULFSTREAM SHORES #2 AMD
Land Acres: 0000000074
Standard Land Use Code: 1001
County Land Use Code: 0100
State Land Use Code: 001
Legal Description 1: AMD PLAT OF GULFSTREAM SHORES PLAT #2 PB3-142 S1/2 OF LOT 2 BLOCK 5 OR559-140 OR668-72 OR718-539 OR761-803 OR940-456 OR1450-110

Neighborhood

School District Name: Monroe County School District

Census Tract: 971100

Zoning

Zoning: IS

Geography

Assessors Map Reference: 1-31

Account Number: 1427136
Parcel: 00349370-000100
Block: 5
Lot: 2
Meridian: SEC 01 TWN 66S RNG 32E
Municipality: CITY OF MARATHON WITH NO LITTL
Latitude: 24.7227
Longitude: -81.0518

Address

Full Address: 427 89th Street Ocean

Address - House Number: 427
Address - Street Name: 89th Street Ocean
State: FL
City Name: Marathon
Carrier Code: C009
4-Digit Zip Code: 3215
Zip Code: 33050

Valuation

Tax

Tax Year: 2022

Tax Amount: $421,760
Tax Rate Code Area: 50CM

Appraisal Valuation

Standard Deviation: 0.2303

Valuation Date: Jan 03, 2024
Confidence Score: 68
Final Value: 826,796
High Value: 1,017,222
Low Value: 636,371

Market Valuation

Market Total Value: $683,553

Market Land Value: $462,875
Market Improvement Value: $220,678

Assessments Valuation

Assessed Year: 2023

Assessed Total Value: $683,553
Assessed Land Value: $462,875
Assessed Improvements Value: $220,678

Sales

Current Sale Contract Date: Apr 01, 1985

Current Sale Recording Date: Apr 01, 1985
Current Sale Price:

Premium
Current Sale Document Type: 71
Previous Sale Recording Date: May 01, 1978
Previous Sale Contract Date: May 01, 1978
Previous Sale Amount: $47,500
Previous Sale Document Type: 27

Data used for valuation calculations is provided by RealtyHop, and other third party sources

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Comparables

About Marathon

Stats & Trends

Median Asking:

$698,000

Sale Price/ft²

$682

Below Asking

0.01%

Average Days on Market

Average Home Size

2257 ft²

Average Home Age

28.1 years

Currently For Sale

52 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Rentals Near You

Click here to view more rentals in the neighborhood.

Listed by: David Grego
Island Breeze Realty, LLC
Last Updated: 23 days ago
Data Source: Miami MLS, MLS# A12066712

IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed.