When was property at 11280 1st Avenue built and last sold?

The property at 11280 1st Avenue was built in 1977 and last sold on May 1, 1988 for $155,000.

How much is this home worth?

The estimated value of the home located at 11280 1st Avenue is $1,102,183.

What are some comparable homes to 11280 1st Avenue?

There are currently no comparable homes to 11280 1st Avenue.

Marathon

33050

11280 1st Avenue

Sold on Dec 4, 2025

Map

Video Tour

$982,000

● House - Off Market

11280 1st Avenue

Marathon, FL 33050

3 Beds

2 Baths, 1 Half Bath

1,842 Ft²

$6,132

Est. Monthly

About This Property

Welcome to 11280 1st Ave Gulf! Come by Land or Sea to Preview this Charming Waterfront Home featuring 75' of Seawall with Prime Dockage on a beautiful 60 ft. Wide Canal and N0 Fixed Bridges! This 3-bedroom, 2-1/2 bath home includes an over-sized 1-Car Garage to store all your water toys, boating & fishing Gear! The desirable layout features a Split Floorplan with an updated Kitchen & large Primary Suite. The adjacent Sitting Area includes a Wet Bar & Water Views! This solid CBS built home boasts a Metal Roof, Impact Windows & Sliding Doors! Freshly Painted Exterior! All Furnishings are Negotiable. Enjoy Boating Access to the Gulf and/or Ocean via Vaca Cut! Note the close proximity to Shops, Restaurants, Parks, Boat Ramps and the local Airport. Boat, Fish or Paddle from your Backyard Today

Unit Size

1,842 Ft²

Days on Market

55 days

Land Size

0.19 acres

Price per sqft

$578

Property Type

House

Property Taxes

$902

HOA Dues

Year Built

1977

Payment Calculator

Cap Rate Calculator

Last updated: 6 months ago (Beaches MLS #R11131361)

Price History

Date / Event	Date	Event
Dec 4, 2025	Sold	Premium
Sold
Nov 19, 2025	In contract	-
In contract
Nov 8, 2025	Price Decreased	$1,065,000 ↓ $10K (0.9%)
Price Decreased
Oct 10, 2025	Listed by Paradise Properties of FL	$1,075,000
Listed by Paradise Properties of FL
May 1, 1988	Sold	Premium
Sold
Dec 1, 1986	Sold	Premium
Sold

Property Highlights

Garage

Air Conditioning

Building Info

Overview

General

Year Built: 1977

Effective Year Built: 2002
Building Count: 1
Bedroom Count: 4
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: 1
Garage Square Area: 408
Parking Space Count: 2
Patio Type: 118
Porch Type: 63
Pool Type: 0
Location Influence Type: 27

Dimensions

Lot Size Square Feet: 8,250

Total Building Area: 2,250
Gross Building Area: 2,250
Building Area: 1,842
Building Area Measurement: L

Heating and Cooling

Air Conditioning: 13

Heating: 4
Heated Square Feet: 1,842
Heating Fuel Type: 0

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Subdivision: KEY COLONY SUBD NO 4
Land Acres: 0000000189
Standard Land Use Code: 1001
County Land Use Code: 0100
State Land Use Code: 001
Legal Description 1: BK 9 LOT 19 KEY COLONY SUBD NO 4 PB4-23 KEY VACA OR617-111 OR674-417 OR677-41 OR995-79 OR1008-1712 OR1010-69 OR1052-1190 OR1149-1081 OR2005-2161 OR2864-185 OR3153-0604

Neighborhood

School District Name: Monroe County School District

Census Tract: 971100

Zoning

Zoning: IS

Geography

Assessors Map Reference: 1-56

Account Number: 1413372
Parcel: 00335730-000000
Block: 9
Lot: 19
Meridian: SEC 06 TWN 66S RNG 33E
Municipality: LITTLE VENICE WASTE WATER DIST
Latitude: 24.7307
Longitude: -81.0348

Address

Full Address: 11280 1st Avenue Gulf

Address - House Number: 11280
Address - Street Name: 1st Avenue Gulf
State: FL
City Name: Marathon
Carrier Code: C012
4-Digit Zip Code: 3059
Zip Code: 33050

Valuation

Tax

Tax Year: 2022

Tax Amount: $730,399
Tax Rate Code Area: 51CM

Appraisal Valuation

Standard Deviation: 0.2218

Valuation Date: Apr 03, 2024
Confidence Score: 69
Final Value: 1,497,554
High Value: 1,829,814
Low Value: 1,165,294

Market Valuation

Market Total Value: $1,076,659

Market Land Value: $825,000
Market Improvement Value: $251,659

Assessments Valuation

Assessed Year: 2023

Assessed Total Value: $1,076,659
Assessed Land Value: $825,000
Assessed Improvements Value: $251,659

Sales

Current Sale Contract Date: May 01, 1988

Current Sale Recording Date: May 01, 1988
Current Sale Price:

Premium
Current Sale Document Type: 71
Previous Sale Recording Date: Dec 01, 1986
Previous Sale Contract Date: Dec 01, 1986
Previous Sale Amount: $145,000
Previous Sale Document Type: 71

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

Request mortgage information redaction

Comparables

About Marathon

Stats & Trends

Median Asking:

$1,200,000

Sale Price/ft²

$742

Below Asking

0.01%

Average Days on Market

Average Home Size

2191 ft²

Average Home Age

29.3 years

Currently For Sale

55 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

Unit for rent at 7204 Gulf Of Mexico Boulevard, Marathon, FL, 33050

$6,500 /mo

3 Beds
2 Baths
2,000 ft²

7204 Gulf Of Mexico Boulevard #204, Marathon, FL, 33050 Listing by Earl Anthony Hollis III

Rentals Near You

Click here to view more rentals in the neighborhood.

Listed by: Robert B Rutstein
Paradise Properties of FL
Last Updated: 6 months ago
Data Source: Beaches MLS, MLS# R11131361

All listings featuring the BMLS logo are provided by Beaches MLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright 2026 Beaches Multiple Listing Service, Inc. Information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The listing broker's offer of compensation is made to participants of BeachesMLS, where the listing is filed, as well as participants of MLSs participating in MLSAdvantage or a data share with BeachesMLS.