This beautifully updated single-story residence (with ADU) showcases designer finishes and thoughtful upgrades throughout. Ideally located on a quiet, low-traffic street in San Mateo, the home offers convenient access to Caltrain, public transit, and the shopping and dining at Hillsdale Mall. The well-designed floor plan features multiple inviting living spaces, including a formal living room, a separate family room, an elegant dining area, and a bright eat-in kitchenperfect for both everyday living and entertaining. The gourmet kitchen is a true centerpiece, appointed with stainless steel appliances, stone countertops, a spacious island, and a cozy fireplace, with seamless access to the deck and backyard for indoor-outdoor living. Three generously sized bedrooms include a luxurious primary suite retreat, complete with a spa-inspired bathroom featuring an oversized walk-in shower, soaking tub, and a large walk-in closet. Additional highlights include tastefully remodeled bathrooms with modern tile and stone finishes, along with a versatile ~500 sq ft ADUideal for guests, a home office, or rental income. All of this is set on an expansive 8,985 sq ft lot, offering space, privacy, and endless possibilities.