MARATHON · Residential
1 E Sister Rck Is, Marathon FL 33050
$16,000,000
01 — THE RESIDENCE
The details make
the difference.
A considered introduction to this property, using the information provided with its MLS listing.
Own an entire private island in the Florida Keys, just ¼ mile offshore from Marathon! East Sister Rock Island offers extraordinary privacy surrounded by turquoise waters, yet is only minutes from the mainland. The property encompasses approx. 6. 5 acres, including approx. 5. 8 acres of surrounding seabed, creating an exceptional marine setting for snorkeling, swimming, kayaking, paddleboarding, fishing and watersports.
The beautifully updated 3-bedroom, 2-bath main residence and detached guest house offer over 5,000 total SF of living and entertaining space. Recent renovations include an updated kitchen with gorgeous countertops and modern finishes. A 12-ft-wide wraparound veranda captures panoramic water views, sunrises and spectacular Keys sunsets. Amenities include a waterfront pool and spa, tropical landscaping, outdoor entertaining areas, and a 100-ft deep-water dock.
Self-sufficient infrastructure includes solar and wind power, battery storage, backup generator, desalination system and freshwater cistern capacity. Private helipad provides additional access. Seller is open to select Joint Venture opportunities.

02 — THE PERSPECTIVE
Every angle tells
another story.
Explore the original listing photography for a more complete impression of the residence, its architecture and surrounding setting.
DISCOVER THE GALLERY03 — PROPERTY PROFILE
Residence at a glance.
04 — DISCOVER MORE
Beyond the first impression.






05 — LOCATION
Find your place
in Marathon.
1 E Sister Rck Is, Marathon FL 33050
The map uses coordinates supplied with the MLS record. Pin positions may be approximate; verify exact access and location with your advisor.

THE WOLSEN EXPERIENCE
Every extraordinary address
begins with a conversation.
Discover more about this property through a personal, considered conversation.