Set on a cul-de-sac, this single-level residence offers expansive indoor-outdoor living, and a resort-inspired backyard. Offering approximately 3,678 square feet of livable space, the property includes a 3,082-square-foot main residence plus a 596-square-foot ADU. Inside the main home, soaring wood-clad ceilings, abundant natural light, and hardwood floors create a warm, architectural feel. The kitchen is anchored by a large center island and enjoys beautiful views of the pool and backyard, connecting the heart of the home to the outdoor entertaining spaces. The flat, usable lot is a standout. A sparkling pool and spa sit at the center of an expansive entertaining area surrounded by mature trees and landscaping. An outdoor kitchen, multiple lounge and dining areas, fire feature, and large lawn create a backyard designed for everything from relaxed afternoons to evening gatherings. The 596-square-foot ADU adds exceptional flexibility with its own kitchen, full bathroom, and NanaWall folding doors that open the space to the outdoors. Its garage has been used as a home gym with AC, making the property especially well suited for guests, extended stays, a private office, fitness, or additional living space. With its single-level floor plan, mid-century modern character, high ceilings, hardwood floors, separate ADU, and exceptional poolside setting, 2973 Limestone Rd delivers the kind of seamless California indoor-outdoor lifestyle that makes a home feel like a private retreat. Enjoy the luxury of living near the esteemed Round Hill Country Club, where you can engage in recreational activities, social events and connect with a vibrant community. Take advantage of the highly acclaimed San Ramon Valley school district, walking distance to Stone Valley Middle School and explore nearby downtown Alamo.