Discover this beautifully upgraded Diamond Bar gem, offering approximately 3,000 sq. ft. of living space on a rare 16,260 sq. ft. lot across two parcels—perfect for adding an ADU. With 6 rooms (four bedrooms and two flexible sunrooms) and three-and-a-half baths, this home seamlessly combines style and functionality. Enjoy breathtaking views from the primary suite, living room, family room, kitchen, and breakfast nook. The first floor features a welcoming guest suite with an en-suite bath, while each upstairs bedroom boasts higher ceilings and modern ceiling fan lighting fixtures. The chef’s kitchen opens to a deck, creating a perfect space for dining with a view. An expanded driveway, RV parking, and an attached two-car garage enhance convenience, along with a laundry/mudroom and recent upgrades completed between 2020 and 2023. Set on a quiet, secluded street, this move-in-ready home is just a short distance from Diamond Bar High, parks, shops, and dining—a fantastic location to create your dream home!