Nestled on one of Munsey Park's most peaceful and coveted streets, 29 Hawthorne Lane represents a rare opportunity to own a home where exceptional design, craftsmanship, and livability come together seamlessly. The personal residence of acclaimed designer Kerith Flynn of Margali & Flynn, this extraordinary four-bedroom, four-and-a-half-bath home showcases a level of detail and sophistication rarely found. A gracious entry introduces beautifully scaled interiors enhanced by exquisite custom millwork, designer finishes, and impeccable craftsmanship throughout. Designed for both everyday living and elegant entertaining, the heart of the home is a spectacular chef's kitchen featuring two oversized islands, premium appliances, custom cabinetry, and abundant workspace, all opening effortlessly to inviting living and dining spaces. Every room reflects thoughtful design and meticulous attention to detail, creating a warm yet refined atmosphere throughout. The luxurious primary suite offers a private retreat, while three additional bedrooms and beautifully appointed baths provide comfort and privacy for family and guests alike. The finished lower level extends the home's exceptional functionality with a private gym, kitchenette, and generous recreation space, ideal for entertaining, wellness, or extended stays. Outside, the beautifully landscaped property offers ample yard space complemented by a generous bluestone patio, outdoor kitchen, and firepit—creating the perfect setting for al fresco dining, entertaining, and relaxing throughout the seasons. Ideally located within walking distance to Manhasset's vibrant downtown, the LIRR train station, parks, and schools, this remarkable residence combines luxury, convenience, and timeless design in one of Munsey Park's most desirable settings.