Custom ADU Casita – San Mateo, CA

This newly built, state-of-the-art accessory dwelling unit showcases authentic Spanish Mediterranean architecture blended with modern luxury. The 1,250 sq. ft. detached structure features smooth finish walls, arched doors and windows, and natural stone flooring throughout.

The home’s custom chef’s kitchen and spa-inspired bathroom with a steam sauna feature create a resort-like living experience, complemented by high ceilings, rounded architectural details, and premium finishes at every turn. Every element – from the hand-selected materials to the meticulous craftsmanship – reflects a commitment to timeless design and elevated comfort.