A Luxurious Cul-de-Sac Estate in Dix Hills. 5 Glen Hill Court is an exceptional Colonial-style luxury residence with 6,000 sq. ft. of exquisitely crafted living space set on a private, professionally landscaped 1.14-acre cul-de-sac lot (49,658 sq. ft.) in Suffolk County. Built in 1965 and beautifully appointed, this estate features 5 Bedrooms, 4.1 bathrooms, and upscale amenities designed for grand living and resort-style entertaining. Elegant entry foyer flows into a spacious living room with high cathedral ceilings, a wood-burning fireplace, custom chandeliers, and rich hardwood and ceramic tile flooring throughout. Custom-equipped chef's kitchen featuring an oversized center island, premium quartz and quartzite countertops, marble details, high-end stainless steel appliances (including multiple ovens, cooktops, and a dishwasher), and a bright casual dining area. Convenient 1st-floor bedroom suite and a fully updated 1st-floor full bathroom, complemented by a formal dining room and a relaxed den/family room space. Expansive upper-level bedrooms featuring walk-in closets, custom built-ins, and luxurious ensuite bathrooms with double vanities, soaking tubs, bidet fixtures, and a lavish whirlpool tub. Partially finished basement with laundry facilities, smart thermostat control, and a sound system. Secluded, fully fenced park-like grounds featuring an expansive rear patio, outdoor kitchen/barbecue station, custom gazebo, tranquil koi pond/water feature, and a magnificent fenced in-ground swimming pool. Stucco exterior construction with an attached 2-car garage and a sprawling private driveway. Central air conditioning and natural gas baseboard heating systems. Located within the Half Hollow Hills Central School District (Vanderbilt Elementary School, Candlewood Middle School, Half Hollow Hills High School West) with easy access to premier local amenities and major roadways.