Welcome to 16650 W. Merc Lane in Lockport's highly sought-after Creekside Estates South! This impressive 5-bedroom, 3-bath home offers nearly 6,000 total sq. ft of space, including a 3,764 sq. ft finished main level and upper level, plus an extra-deep, unfinished basement (approx. 2,200 sq. ft) with radiant heated floors and rough-in for a 4th full bath - perfect for future expansion. Built in 2011 with no detail overlooked, this home features a dual staircase, sound-insulated interior walls, surround sound with individual room controls, CAT6 wiring, 400 AMP service, dual HVAC systems. The 3-car radiant-heated garage ensures comfort year-round. The spacious main floor includes a formal dining room with coffered ceilings, a private office (or Living Room) with French doors, and a main-level bedroom with full bath - ideal for guests or multigenerational living. The two-story family room features a gas fireplace and opens into a chef's kitchen with an oversized island, pantry, abundant cabinetry, and large eat-in area. Sliding doors lead to a massive deck with gas line hookup and SunSetter shade, overlooking your heated saltwater pool and hot tub, and backing to a natural area for added privacy. Upstairs, the primary suite is a true retreat with two walk-in closets and a luxurious 12'x17' bath featuring dual vanities, deep soaking tub, separate shower, toilet room, vaulted ceiling, skylight, and linen closet. Three additional large bedrooms upstairs each offer ample closet space. Located just minutes from downtown Lockport, top-rated schools, restaurants, parks, and easy access to I-355. This home offers size, upgrades, and outdoor luxury!