Nestled in a quiet and established neighborhood of Montclair, 9761 Helena Ave presents a wonderful opportunity. Built in 1957, this single-family home offers a functional 1,328-square-foot floor plan featuring 4 bedrooms and 2 bathrooms, making it an ideal choice for families or those looking for space to grow. Updated kitchen and bathrooms. The perfect house hack with a legal 1 bedroom, 1 bath ADU attached to the home with its home separate entrance that provides privacy for both occupants. The home sits on a generous lot of over 7,500 square feet, providing plenty of backyard potential for outdoor entertaining, gardening, or future enhancements. Key features include a traditional layout with comfortable living spaces, wood-frame construction, a composition roof. Conveniently located within the Inland Empire, residents enjoy easy access to local amenities, shopping centers, and commuter freeways. Families will appreciate the proximity to local schools within the area, including Monte Vista Elementary, Serrano Middle, and Montclair High School.