Tucked away on a secluded nearly 1-acre lot, this exceptional SINGLE-story estate home offers a rare combination of privacy, space, & refined living. The 5 bed/5 bath property features beautiful custom millwork, volume ceilings, hardwood floors, natural light and thoughtfully designed living spaces & floorplan throughout. An expansive great room with a striking stone fireplace and French doors open seamlessly to the backyard, creating an ideal setting for indoor-outdoor entertaining. The spacious primary suite offers a peaceful retreat with a private sitting area. The chef's updated kitchen is equipped with an oversized island, quartz counters, high end appliances, & pantry. Formal living, dining, 3 additional bedrooms & baths, an office, & laundy room complete the main house.The outdoor space includes a built-in kitchen, patios, putting green, lawn with room & prepped for a pool. The producing cabernet vineyard adds a stunning backdrop to the property. Car enthusiasts will appreciate 2 garages with room for 5 cars. The ADU includes a bedroom, kitchen & bathroom, ideal for guests, extended family, or potential rental income. Conveniently located just minutes from local shops, restaurants, freeway access, shopping, & in the highly rated San Ramon Unified School District.