Main House plus NEW ADU on a 19,600 sq ft lot! No HOA, No Mello-Roos. Ideal for multi-generational living or live one and rent one out. Exceptional multi-dwelling estate. 1,200 sq ft 2025 built Double entrance door ADU with 10 ft ceiling, 3 bedrooms, 2 bath, modern European cabinetry, panorama windows, pay-off Tesla solar panels, EV charger outlet and 2 car extra size garage. Whether used for rental income, in-laws, guests, or a home office, this space offers endless possibilities. Main house has 4 bedrooms and 3 baths and 2,579 square feet of living area, a cement tile roof and a 3-car garage. 1 bedroom and 1 bathroom downstairs. The entry opens to the formal living room and separate dining room with vaulted ceiling. The kitchen offers ample cabinet and counter space plus eat-in kitchen area. The family room is open to kitchen and features a cozy fireplace. There is a separate laundry room downstairs with upper storage cabinets. Upstairs you will find the primary bedroom with double closets and en-suite bath with separate tub and shower. The third and fourth bedrooms share a hall bath with double basins and tub-shower combination. There is patio sun room on the rear of the house. Block walled rear yard features an in-ground pool and spa and lattice covered patio with brick accents. The lot is cross fenced with two storage sheds on site plus gated RV Parking! 2 houses have its own individual electrician meter and house number. Rare opportunity to own a truly multi-functional and luxurious compound in prime Rancho Cucamonga!