Tucked away on a peaceful 'one-way-in, one-way-out' street in San Mateos highly sought-after Parkside neighborhood, 1660 McKinley Street is more than just a home - its a private retreat designed for comfort, connection, and everyday living. Set on an expansive 6,400+ sq ft corner lot, this beautifully appointed 4-bedroom, 3-bath residence offers approximately 1,920 sq ft of thoughtfully designed living space blending warmth and functionality. At the center of the home, an oversized eat-in kitchen connects seamlessly to both the fireplace living room and massive step-down family room creating the ideal gathering space for holidays, celebrations, movie nights, and everyday life. The flexible layout features 3 bedrooms and 2 baths on the main level, while the expansive upstairs primary suite offers a private escape above it all. The corner lot provides an enclosed front courtyard with lush lawn and greenery extending to a side patio. Step outside to a backyard built for privacy featuring a tiled BBQ station with brand-new gas grill, refinished deck, and hot tub. The property also includes a flexible workshed attached to the 2-car garage plus parking for 6+ cars, RV, or boat. Prime location with easy access to Hwy 92, 101, BridgePoint Shopping Center, and downtown San Mateo.