Welcome to 664 W J St, Ontario, CA 91762, a beautifully maintained 4-bedroom, 2-bathroom home bursting with charm and character! Nestled in a quiet and well-established neighborhood, this home offers a warm, inviting atmosphere with classic mid-century details and modern comforts. As you step inside, you're greeted by a spacious living room with original hardwood floors, a stunning brick fireplace, and large windows that fill the space with natural light. The formal dining area provides plenty of space for entertaining, while the vintage-style kitchen boasts original cabinetry, a retro oven, and ample storage space, keeping the home’s nostalgic charm intact. Adjacent to the kitchen, a separate laundry room adds extra convenience with outdoor access. With four generously sized bedrooms, this home offers flexibility for any lifestyle. Whether you need an extra guest room, home office, or playroom, this layout is designed to accommodate. The 4th bedroom/den/office features custom built-ins, a fireplace and ample closet space. One of the bathrooms features a beautiful free soaking standing tub while the 2nd bathrooms features a generous size tiles walk in shower with nice glass door enclosure. Step outside and discover an incredible backyard retreat, perfect for entertaining and relaxation. Featuring a spacious concrete patio, shaded picnic and dining areas with vibrant umbrellas, and mature landscaping, this backyard is truly an entertainer’s dream. The covered patio/breezeway with rustic wood beams and a colorful tiled door adds even more charm and versatility, making it an ideal space for outdoor gatherings year-round. The two car garage is spacious and includes a 50 amp sub-able for the RV hookups and EV charger. Additional features include RV PARKING with HOOK UPS, a long driveway for ample parking, dual pane windows, upgraded plumbing, upgraded electrical, HVAC, tons of storage throughout the house, a private fenced yard, and easy access to local parks, schools, shopping, and dining. This is your chance to own a home filled with warmth, character, and timeless charm. Don’t miss out—schedule your private tour today!