Welcome to 1355 West Philadelphia Street, a spacious Ontario property offering an inviting combination of comfortable living, flexible space, and an expansive outdoor setting. Situated on an approximately 0.39-acre lot, the main residence features 3 bedrooms, 3 bathrooms, and approximately 1,736 square feet of living space, providing plenty of room for everyday living, relaxing, and entertaining. The generous backyard is designed for enjoying the Southern California lifestyle, featuring a pool and built-in BBQ that create an ideal setting for outdoor gatherings, weekend entertaining, or relaxing afternoons at home. The expansive lot provides plenty of room to enjoy the outdoors and offers versatility for a variety of future possibilities. A separate, permitted 1-bedroom ADU adds approximately 600 square feet of additional living space, offering valuable flexibility for guests, extended family, a private home office, or other living needs. The ADU provides an excellent opportunity for additional space while maintaining separation from the main residence. The approximately 0.39-acre lot also offers the potential to explore the possibility of an additional ADU in the future, subject to city approval, zoning, and applicable requirements. With its spacious lot, pool, outdoor entertaining features, permitted ADU, and flexible living options, this property offers a unique opportunity to enjoy comfortable Southern California living with room to grow and personalize the space to fit your needs.