Set amidst the rolling hills of Sonoma's coveted East Side, 2155 Thornsberry Road is a rare Wine Country retreat where rustic sophistication meets effortless California living. Privately situated on approximately 3.64 acres shaded by majestic heritage oaks, this enchanting property captures sweeping valley views and offers exceptional versatility. A standout feature is the beautifully appointed approximately 652-square-foot detached ADU above an expansive three-car garage. Complete with its own covered patio and picturesque vistas, this fully equipped residence is ideal for guests, extended family, a private office, or supplemental rental income. The garage below provides abundant storage and flexible space for a workshop, wine cellar, art studio, fitness area, or recreation room. The charming main home spans approximately 1,428 square feet and features three bedrooms and two bathrooms, thoughtfully designed to embrace the natural surroundings. Warm wood finishes, inviting living areas, and expansive windows create a welcoming atmosphere, while generous view decks seamlessly extend the living space outdoors for al fresco dining, entertaining, or quiet moments overlooking the valley. Ideally located just off scenic Lovall Valley Loop, the property enjoys convenient access to renowned wineries, scenic cycling routes, acclaimed restaurants, and the historic Sonoma Plaza. Whether you're seeking a full-time residence, weekend getaway, multi-generational estate, or investment opportunity with income potential, 2155 Thornsberry Road offers an exceptional opportunity to experience the best of Sonoma Valley living.