Exclusive Cul-De-Sac Ranch Estate in Dix Hills! Welcome to 28 Penn Drive—an extraordinary ranch retreat set on a lush, meticulously manicured 1.02-acre. Blending timeless architectural charm with modern luxury, this private sanctuary offers an unrivaled lifestyle designed for both peaceful relaxation and grand-scale entertaining. Step through the grand entry into light-filled living spaces defined by soaring vaulted ceilings, soaring skylights, and rich hardwood floors. A classic brick fireplace serves as a focal point in the expansive open-concept living area. The heart of the home features a chef's kitchen equipped with brand-new, premium stainless steel appliances, custom cabinetry, and sleek granite countertops. Enjoy a seamless flow to the formal dining room, the cozy adjacent family room, and a magnificent four-seasons room with floor-to-ceiling windows, skylights, and a custom wet bar for year-round indoor-outdoor entertaining. A tranquil main-level retreat with a custom walk-in closet and a spa-inspired en-suite bath. Three additional spacious bedrooms and two full baths offer ideal privacy for guests. An expansive bonus level features guest quarters, flexible space for a home theater, gym, or executive office, plus direct access to the oversized two-car garage. The stucco exterior gives way to a phenomenal outdoor paradise. Host unforgettable gatherings on the expansive rear deck, relax in the glass sunroom overlooking the sparkling in-ground pool and patio lounge, or match up on your private tennis court. A dedicated outdoor bar, secondary patio area, and storage shed complete this resort-caliber haven. Situated in the Half Hollow Hills School District, this estate offers complete suburban serenity just minutes from Walt Whitman Mall, fine dining, golf courses, and major parkways. Secure your private estate in one of Suffolk County's premier neighborhoods today.