118 Collins Hill Ln, Charleston, SC 29492

Offering nearly 4,800 square feet of combined living space between the main residence and a true two-story guest house, this newly constructed luxury waterfront retreat blends architectural presence, advanced infrastructure, and effortless Lowcountry living.Built by Bordon Construction & Management with architecture by Vinyet Architecture, the home was thoughtfully designed to balance striking design with long-term performance.Wide-plank engineered wood floors, designer lighting, custom cabinetry, and a dramatic 78'' linear fireplace that anchors the open-concept main level. Expansive windows and glass doors flood the home with natural light and seamlessly connect the interior to the outdoors.The chef's kitchen is designed for both everyday living and elevated entertaining, featuring Taj Mahal quartzite countertops, custom cabinetry, and a full Thermador appliance package. Appliances include a 48" built-in panel-ready refrigerator, 36" dual-fuel natural gas range, microwave drawer, panel-ready KitchenAid dishwasher, oversized galley sink, and Thermador under-counter wine and beverage center. A dedicated scullery with wire-mesh cabinetry and additional storage sits just behind the main kitchen and includes its own dishwasher for effortless entertaining overflow. Whether dining in the breakfast nook or hosting a formal gathering in the dining room, there is ample space for family and guests.

A nearby powder room services guests, and a three-stop traction-drive elevator provides smooth, quiet access throughout the home.

Outdoor living unfolds directly from the main spaces. Expansive travertine decking overlooks a custom 30 x 23ft concrete saltwater pool and spa by Heritage Pools. This resort-style setting includes integrated LED lighting, WiFi-enabled automation, heater, ionizer, and salt system. An outdoor gas line is already in place for a future kitchen or grill area, while landscape lighting and an eight-zone irrigation system enhance both ambiance and ease of maintenance.

From the backyard, a private dock system awaits. A true boater's paradise, it features a 283ft fixed walkway, 20 x 8ft jet dock, 20ft ramp, 9 x 15ft covered fixed pier, and a 16 x 14 ft boat lift pre-wired for up to a 20,000 lb lift -- delivering direct access to boating and full waterfront recreation.

On the second floor, you will find the owner's suite and four additional bedrooms, three located in the main residence and one within the guest house. This flexible configuration allows for convenient separation of space, ideal for multigenerational living, live-in staff, or extended guest stays.

The primary suite showcases architectural arches and a spa-inspired bath, all positioned to capture tranquil marsh and river views. Custom closet systems, built-in storage, and a nearby walk-in laundry room with a GE front-load washer and dryer add everyday convenience. The second floor is completed by a spacious bonus room, perfect for media viewing, hobbies, or play.

The fully independent two-story guest house elevates this property far beyond a typical FROG. Complete with kitchenette readiness -- including a KitchenAid refrigerator, oven and microwave capability, separate washer and dryer connections, and a full bath -- it offers exceptional flexibility and long-term value. Long-term guests, multigenerational living, live-in assistance, or a private office are all easily accommodated. The first floor of the guest house also provides opportunity for future expansion, whether as a home gym or additional living quarters.

Engineered for efficiency and smart living, the home is highlighted by a significant geothermal heating investment paired with a six-zone HVAC system offering an estimated 60% greater efficiency than traditional systems. Additional infrastructure includes PGT WinGuard impact-rated windows, two Rinnai tankless water heaters, whole-home generator pre-wire, centralized structured media panel, six ceiling-mounted wireless access points, four active Cat6 security camera runs, whole-home audio prewire with four independent zones, 5.1 surround sound prewire in the great room, EV charging readiness, pool control connectivity, and future dock WiFi expansion.

Situated within an exclusive nine-lot enclave experiencing significant luxury growth, this property presents a rare opportunity to establish ownership at the ground level as surrounding development, amenities, and values continue to rise. Do not miss the opportunity to make it your own.

This is one of the final opportunities to secure a premier waterfront homesite within an exclusive nine-lot enclave in one of Charleston's fastest-emerging luxury corridors. Ideally positioned just minutes from I-526 and a short golf-cart ride to Daniel Island, this property sits at the heart of transformative growth along St. Thomas Island Drive, including a planned boutique hotel and high-end restaurant that will further enhance the area's prestige and long-term value.

Surrounded by newly constructed luxury residences and continued high-caliber development, the setting offers a rare blend of privacy, exclusivity, and strong future upside in one of Charleston's most sought-after waterfront growth areas.

Public water, sewer, natural gas, power, and high-speed internet are available. With the enclave nearing completion and infrastructure improvements underway, opportunities of this caliber are increasingly limited. Secure your place on the water.