First time on the market in nearly 40 years! Mountain views, an expansive flat lot, and a beautifully updated ADU make this Arcadia property a standout. Set on an approximately 11,025 sq ft corner lot with added privacy, this inviting sanctuary offers approximately 2,765 sq ft combined: a 2,057 sq ft main home with 3 bedrooms (potential 4th bedroom or office conversion of the family room) and 2 baths, plus a 708 sq ft ADU with 2 bedrooms and 1 bath. Enjoy space for extended living, guests, or potential rental use, subject to applicable requirements. The main home's welcoming front door faces S 4th Ave and overlooks the front garden. Inside, wood laminate plank flooring, recessed lighting, built-in storage, upgraded roller blinds, and dual-pane windows complement freshly painted and touched-up interiors and exteriors. Two wood-burning fireplaces feature decorative mantels and stone accents. The spacious upgraded kitchen offers quartz counters, stainless steel appliances, a vented hood, and a breakfast nook. Updated bathrooms, a separate indoor laundry room, and new Goodman central heating and AC installed in October 2026 add everyday comfort. A separate family room provides flexible space for an office or possible fourth bedroom, subject to permits and requirements. The thoughtfully updated ADU features high ceilings, recessed lighting, wood laminate plank floors, built-in cabinetry, stainless steel appliances, mini-split AC, dual-pane windows, and two dual-pane sliding doors. Additional highlights include an upgraded bath with subway-tile shower, indoor stackable laundry space, a separate water-heater room, fresh paint, upgraded exterior lighting, a porch, & backyard space. Separate gated access from Camino Real Ave & S 4th Ave enhances flexibility & privacy. Appliances in both residences are included. The flat, usable grounds offer room to garden, entertain, & explore RV or boat parking potential. A detached 2-car garage completes the property. Roof & sewer inspections were completed in September 2026; reports available. Located in Arcadia Unified, near Camino Grove Elementary, a 2025 California Distinguished School, with Dana Middle & Arcadia High nearby. Enjoy Tierra Verde & Camino Grove parks, shopping, groceries, dining, cafes, The Shops at Santa Anita, Santa Anita Park, & the LA County Arboretum, plus regional access via the 210 Freeway. Buyer to verify square footage, permits, ADU status, school assignments, & proposed uses.