This is the one you have been looking for. A beautifully crafted custom home set on an expansive lot in a desirable Ontario location, offering exceptional space, privacy, and a lifestyle designed for comfortable family living, entertaining, and future possibilities. This impressive 4-bedroom, 3-bathroom residence features 3,080 square feet of living space on a massive 24,000 square foot lot, providing the perfect blend of comfort, functionality, and outdoor enjoyment. With large bedrooms, generous living areas, and a thoughtful floor plan, the home offers plenty of room for everyday life, hosting, and making lasting memories. The kitchen is an entertainers dream. It features granite countertops, plenty of cabinet space, and generous workspaces. It flows naturally with the surrounding living and dining areas, creating an inviting setting for family meals, holiday gatherings, and entertaining guests. The home flows effortlessly into an outdoor retreat designed for both relaxation and celebration. The expansive setting elevates the property even further, offering a private outdoor escape made for gathering, entertaining, and enjoying the Southern California lifestyle. The backyard features a sparkling pool and spa, spacious patio areas, and abundant open space for BBQs, pool days, birthdays, family celebrations, gardening, play areas, or creating your dream outdoor oasis. One of the standout features of the property is the large 4-car garage, offering exceptional parking, storage, and potential workspace. The property also includes RV parking and extensive usable land, giving buyers rare flexibility for vehicles, toys, hobbies, storage, or future improvements. With a lot of this size, the possibilities are exciting. Whether you envision an ADU, guest quarters, outdoor kitchen, sport court, workshop, garden, expanded entertaining area, or custom backyard retreat, this property gives you the space to bring your ideas to life. A rare chance to own a custom large-lot pool home with a spa, RV parking, a 4-car garage and plenty of room to dream. Welcome home!

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Property Details of 1664 S Elderberry

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Listed by Brent Westra of Brent Westra (909-519-1328)

Based on information submitted to CRMLS as of May 15, 2026 1:14 AM EDT . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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