Welcome to 5736 Medallion Court, a beautifully updated 4-bedroom, 2 bath residence offering 2,030 sq ft of living space on an expansive 8,605 sq ft lot in Castro Valley's sought-after Columbia community. Tucked away on a quiet court and framed by rolling hills, this home offers the perfect balance of spacious interiors, timeless comfort, and resort-style outdoor living. Inside, soaring ceilings, updated flooring, and light-filled living spaces create an airy, inviting atmosphere from the moment you enter. The thoughtfully designed layout offers both everyday comfort and effortless entertaining, with expansive windows and French doors that draw the outdoors in and create a seamless connection to the backyard. Designed for both relaxation and entertaining, the backyard is a true private retreat. Enjoy a resort-style pool and spa with cascading waterfall, sweeping flagstone patio, and multiple spaces to lounge, dine, and gather under the open sky. Set on an oversized lot with no rear neighbors, the outdoor setting feels peaceful and private. It's an ideal backdrop for summer entertaining, quiet mornings, and evenings spent unwinding in your own backyard oasis. Located in the desirable Columbia neighborhood, residents enjoy scenic rolling hill surroundings, a neighborhood park, and access to a private community pool, all just minutes from Castro Valley's shops, dining, parks, BART, and commuter routes. A rare opportunity to enjoy court living, resort-style outdoor spaces, and the sought-after Columbia lifestyle in one of Castro Valley's most loved communities.