Set at the end of a quiet cul-de-sac in the Sylvan Park neighborhood, this beautifully expanded and updated five bed three bathroom home offers exceptional privacy, space, and flexibility for modern living. First time on the market in over 40 years, this oversized home on nearly quarter 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.