Rare opportunity! Don't miss this hidden gem, located on a quiet cul-de-sac in desirable Virginia Hills. This spacious home sits on an over-sized lot and presents an exceptional opportunity for those with a great eye for potential. The main level features an inviting foyer with elegant double doors, a generous living room, and a formal dining room with lots of natural light. The sizable kitchen has room for eat-in dining, a 5-burner gas stove and lots of space for inspired chefs. Access to a half bath, and large patio and backyard with shed, offers plenty of ways to entertain and unwind. Upstairs offers a main suite with bathroom, and ample space for a sitting area/office. A super-sized bedroom (or activity room) with huge sun deck, 2 more bedrooms, + another full bathroom with tub offers a premium layout that can easily support remote work and multi-generational living. Enjoy hardwood floors, recessed lights, double-pane windows, central heat, A/C, a spacious 2-car garage with laundry + no HOA fees. 239 Sierra Court's convenient location is close to Briones Regional Park, restaurants, shops, schools, BART and highways 24/680/4. A must-see for serious buyers looking for sweat equity and a chance to bring new life to a timeless home in one of Martinez's most coveted neighborhoods.