Mixed-Use Land for Sale in Marathon, Florida

Unlock the potential of a rare waterfront asset in the Florida Keys. Positioned directly on Overseas Highway in Marathon, this property offers the foundation for a high-impact commercial or mixed-use redevelopment. Key features include very large parcel of commercial land and ~3.0 acres of submerged Bay Bottom-valuable for marine operations or added water access. Utility ready with electric and sewer connections in place. Existing dock is 150 ft. long, strong waterfront rights for boating, retail, or hospitality integration. This property sits in a high visibility, high traffic corridor with strong tourism and marine commerce potential. Whether you're targeting a boutique resort, marina operation, restaurant/bar, or mixed use development, this site offers a flexible canvas with real upside. Location. Access. Waterfront. Infrastructure. It's all here ready for your vision.