10999 Ave 3rd Avenue, Marathon, FL 33050

$1,700,000 — Active

Property Features

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Unapproved Short Sale for Non-Conforming 2 Bed/3 Bath Waterfront Home in Marathon. Large corner lot with 205 feet of water frontage. First floor has non-conforming addition of 2 bedrooms and living area. Second floor nicely updated with renovated kitchen, baths and impact windows throughout.

Property Details

  • Listing ID: F10543646
  • Status: Active
  • Listing Date: 2026-01-01
  • Property Type: Single Family Residence
  • Subdivision: Key Colony Sub 4
  • County: Monroe
  • MLS Area: 5940 - Other Florida County
  • Bedrooms: 2
  • Full Bathrooms: 3
  • Living Area Sq Ft: 1,247
  • Year Built: 1977

Financial

  • List Price: $1,700,000
  • HOA Fee: None
  • Taxes: $10,682/yr

Features & Amenities

  • View: Canal
  • Parking: Driveway
  • Cooling: Central Air, Electric
  • Heating: Central, Electric
  • Flooring: Laminate
  • Construction: Block
  • Roof: Metal
  • Exterior Features: Balcony
  • Community Amenities: None

Courtesy of Beckett Realty Advisors, LLC
Contact Starfish Real Estate to schedule an appointment or call .

RAPB

© 2026 Starfish Real Estate. Listings updated Nov 11, 2026 5:00 am. Listing data is derived from the Broker Reciprocity Program of the Realtor Association of Indian River County (RAIRC) and BeachsMLS. Properties listed by brokers other than Starfish Real Estate are identified with the applicable MLS logo and include the listing broker's name. Not all properties available through either MLS may be displayed. All MLS data is the copyrighted property of the respective MLS and its participants. Data is deemed reliable but is not guaranteed accurate and should be independently verified prior to entering into any transaction.