Welcome to 2883 Westchester Dr in highly sought-after San Ramon, a rare opportunity to own a lovingly maintained single-story home with incredible potential in a prime East Bay location. Owned by the same family for many years, this 4-bedroom, 2-bath home offers approximately 1,383 sq ft of living space on an expansive 7,000 sq ft lot with huge chance for an ADU to add to the possibilities and renting/income-generation potential! Perfect for buyers searching for room to personalize, this property combines strong fundamentals with exciting upside. While much of the home retains its original charm, many major systems have already been updated within the last few years, providing peace of mind and a great foundation for future cosmetic upgrades and customization. The large side yard even offers RV-style parking. Features include abundant natural light, a functional floor plan, cozy pellet stove, attached 2-car garage, existing solar panels for energy efficiency, and spacious outdoor areas with endless possibilities for entertaining, gardening, expansion, or potential multigenerational living with zero stairs. The large lot offers potential RV or boat parking along with possible ADU opportunities (buyer to verify). Conveniently located near top-rated San Ramon Valley schools, parks, shopping, dining, Bishop Ranch, City Center, and easy access to I-680, this home is ideal for commuters seeking both convenience and suburban comfort. Whether you're a first-time buyer, investor, or someone looking for a home with great bones and long-term upside, 2883 Westchester Dr delivers an exceptional opportunity in one of the Bay Area's most desirable communities.