Incredible opportunity to own one of the largest homes in the highly desirable Brittany Hills section of Lake Grove. This expanded Brookfield Colonial offers nearly 3,000 square feet of beautifully designed living space featuring 5 bedrooms, 3.5 bathrooms, and an exceptional layout for everyday living and entertaining. Situated mid-block on a picturesque tree-lined street with neighborhood sidewalks, this impressive residence showcases outstanding curb appeal with an oversized custom paver driveway, stone walkways, cultured stone accents, solid wood garage doors, a solid wood front entry door, stately columns, professional landscaping, custom exterior lighting, a full-property digital in-ground sprinkler system, and a comprehensive whole-house alarm system with dual keypads. The backyard is a private resort-like retreat featuring a stunning solar-heated saltwater in-ground pool surrounded by expansive paver patios, multiple entertaining areas, estate fencing, lush landscaping, a maintenance-free multi-level composite deck with built-in seating, and a luxurious hot tub. Inside, a welcoming open floor plan features a tiled entry, custom moldings, recessed lighting, surround sound, abundant natural light, and four exquisite Swarovski lead crystal chandeliers that add elegance and sophistication throughout the home. The formal living and dining rooms showcase decorative hardwood flooring, crown molding, box molding, and detailed millwork. The expanded gourmet eat-in kitchen is a rare enhancement for this model and offers custom lighted cherry cabinetry, granite countertops, tile backsplash, filtered water system, custom coffee bar, built-in china cabinet, GE Monogram refrigerator, Bosch dishwasher, Thermador microwave/oven combination unit, Thermador warming drawer, Wolf pizza oven, KitchenAid trash compactor, GE range, and custom illuminated vent hood. The expanded breakfast area is surrounded by windows, creating a bright and spacious dining space. The first floor also features a powder room and an impressive great room with radiant heated tile floors, a full brick wood-burning fireplace, custom moldings, recessed lighting, and sliders leading directly to the backyard. The second floor offers hardwood flooring, skylights, custom millwork, and two primary suites. The junior primary suite includes a private full bath and oversized windows overlooking the backyard. The expanded primary suite serves as a luxurious retreat featuring two custom Closets by Design walk-in closets and a spectacular spa-inspired bath with custom cherry cabinetry, granite countertops, dual vanities, radiant heated floors, floor-to-ceiling mirrored medicine cabinet, custom three-head glass-enclosed shower, skylight, clawfoot soaking tub with custom granite-topped tub table, and dedicated linen and storage closets. Additional features include spacious secondary bedrooms, a finished basement with approximately 7-foot ceilings, laundry chute, Andersen windows and sliders, central air conditioning, 200-amp electric service, generator hookup with transfer switch, whole-house attic with temperature and humidity controls, gutter guards, cedar storage shed, multiple outdoor water access points, vinyl and estate fencing, and an attached two-car garage complete with an additional refrigerator/freezer for extra storage and convenience. Located within the Town of Smithtown and Sachem School District, this exceptional residence offers the perfect combination of size, luxury, craftsmanship, and lifestyle in one of Lake Grove's most sought-after neighborhoods.