Set at the end of a quiet cul-de-sac in the Sylvan Park neighborhood, this beautifully expanded and updated 5BD/3BA home offers exceptional privacy, space, and flexibility for modern living. First time on the market in over 40 years, this oversized home on nearly 1/4 acre offers a peaceful setting and a versatile, multi-generational floor plan with multiple bonus rooms and a separate private wing ideal for extended family, guests, or work-from-home needs. Light-filled interiors showcase soaring ceilings, skylights, and a distinctive cupola design feature that create dramatic volume and an airy, retreat-like feel. The home is well appointed with modern updates throughout, including a stunning kitchen, sparkling bathrooms, and hardwood floors, plus seamless indoor-outdoor flow for everyday living and entertaining. A brick-lined spiral staircase leads to a wine cellar with custom racking. The park-like backyard offers multiple patios, a redwood deck, mature landscaping, and generous lawn space, perfect for relaxing, entertaining, or future outdoor enhancements. Turn-key and move-in ready, conveniently located near parks, downtown Mountain View, Los Altos, and major commuter routes. Excellent Mountain View schools and close proximity to a range of private/independent school options.