In the extremely popular River area of Marco Island—renowned for its quick, direct Gulf access via the Marco River, this stunning four-bedroom plus den, 4.5-bath custom-built residence offers over 5,100 square feet of refined living space, and is a showcase of luxury and elegant coastal design. With western-facing bay views, enjoy breathtaking sunsets and expansive water vistas from nearly every room. Upon entry, you're welcomed by a dramatic custom glass-inset stainless steel front door that opens to a grand foyer and expansive great room, complete with a gas fireplace wrapped in stone, custom built-in cabinetry, porcelain floors, backlit tray ceiling and a multi-zone audio Sonos surround sound system. The chef-inspired gourmet kitchen features quartzite countertops and backsplash, top-tier appliances including a Viking six-burner gas cooktop with pot filler and a Sub-Zero refrigerator/freezer. A large island, Viking hood, under-cabinet lighting and a dedicated coffee bar complete the space. Adjacent are the breakfast nook and formal dining area. The den offers a refined setting, with coffered ceilings, recessed lighting, built-in desk and integrated speakers. The luxurious primary suite offers French doors to the lanai, backlit tray ceiling, transom windows and integrated ceiling speakers. The spa-like primary bath includes a jetted Kohler tub overlooking the garden, quartz vanities, an oversized walk-in shower with rain and body sprayers, a private water closet with bidet and a spacious custom closet with center island. All guest bedrooms feature en-suite baths, balcony access, tray ceilings, recessed lighting and Kohler walk-in showers. Upstairs, a wet bar with beverage refrigerator and microwave adds convenience, while a recreation room above the garage brings fun with a pool table, shuffleboard, poker table, entertainment center, built-in speakers, and its own stackable washer and dryer. Outdoor living is elevated with a heated pool and spa showcasing a tile waterfall, sunken bar with beverage refrigerator and stainless cabinetry, outdoor shower and LED lighting. The spacious lanai features rolldown hurricane shutters and matching paver decking that extends to the dock. Boating enthusiasts will love the 7,500-pound boat lift, 12,000-pound PWC lift platform, wide bay views, and dock space with a fish-cleaning station and water access for kayaks and paddleboards. This home is equipped with smart home technology, a full-house generator and a 1,000-gallon propane tank. Additional features include a built-in dehumidifier system for optimal indoor air quality. The home was quality-built by Slocum-Christian, known for their craftsmanship. A four-car garage with workshop, mini-split air conditioner, storage loft, ceiling fans and room for all your needs of this meticulously crafted residence. Experience the best of island living in this one-of-a-kind waterfront home with superior construction, cutting-edge technology and timeless design.