Welcome to 340 David Drive, a rare single-level custom-built estate offering the perfect blend of comfort, privacy, and resort-style living in one of Alamo's most sought-after neighborhoods. The main home spans approximately 3,700 sq ft and showcases light-filled living spaces, a thoughtfully designed floor plan, and seamless indoor-outdoor flow ideal for everyday living and entertaining. Adding exceptional versatility is a detached guest house of approximately 600 sq ft, ideal for extended family, guests, a home office, gym, or creative space. The home features inviting living and dining areas, an updated kitchen with quality finishes, generously sized bedrooms and an exterior temperature-controlled wine cellar, and generously sized bedrooms. Designed for effortless entertaining, the interior opens to a private backyard retreat featuring a sparkling pool and a fully built-out outdoor entertaining area complete with a BBQ, fireplace, and massive island, perfect for hosting gatherings year-round. Set on a tree-lined street and conveniently located near top-rated schools, parks, hiking trails, and downtown Alamo amenities, this exceptional property delivers refined single-level living with space, privacy, and timeless appeal.