Developmental opportunity to build a large family compound, corporate retreat, or an exclusive enclave. The potential is limitless with this 12.9 acre oasis nestled in Summerland Key. The existing structure on the island can be renovated or demolished. Boasting 1800 feet of pristine waterfront and situated on a sprawling 656-acre island, this stands as the largest contiguous lot, offering unparalleled privacy and exclusivity. Being the only lot on the island with the coveted building rights, grasp the opportunity to conceptualize and create your ideal private island sanctuary. With an existing ROGO exemption and the 8 upland acres, you can utilize up to 7500 square feet of coverage, allowing for a sizable residence along with accessory structures and a 160 sf shoreline water observation platform. All ecological and environmental studies have been meticulously conducted, ensuring a seamless transition into your island retreat. An architectural site plan is ready, showcasing a 2400 SF, 4 bedroom, 3 bathroom main house equipped with a Solar Power System and backup generator, complemented by a Solar Water Distillation System. Additional features include multiple accessory structures, a boat house, charming tiki huts, and cozy bungalows - each contributing to the allure of this exceptional property. The site plan is primed for preliminary review by Monroe County. Access to this secluded paradise is just a 5-minute boat ride away from the Blimp Road Launch. Don't miss the opportunity to make this unparalleled island sanctuary your own. Prospective buyers are encouraged to verify intended property use and procedures with the Monroe County Planning Department prior to purchase, ensuring a seamless transition into your new island paradise.