Recently upgraded, this San Mateo home is move-in ready with 4 bedrooms and 3 baths plus an attached bonus space/ADU with additional bedroom, bathroom and kitchen offering maximum flexibility and room for extended family or rental income. Cozy living room with hardwood flooring and fireplace flows to breakfast nook and updated chefs kitchen with ample storage. Flexible floor plan includes a downstairs bedroom with patio access, ideal for guests, office, or multi-generational living. Upstairs offers 2 spacious bedrooms with hall bath, plus a private split-level primary suite with walk-in closet and en-suite bathroom featuring dual sinks and soaking tub. Oversized ADU with full bathroom, kitchen, washer/dryer hookups and private entrance great for extended family or added flexibility. Private backyard with lawn and orange/lemon trees, perfect for entertaining. Attached 1-car garage. Convenient access to Downtown San Mateo and Hwy 92 for easy Peninsula commuting.