Beautifully preserved two-story Spanish Revival home with separate ADU situated on a historic street in vibrant Fullerton! Masterfully blending classic architectural character with modern comfort—this light-filled main residence offers 3 spacious bedrooms and 2.5 baths, with a convenient first-floor bedroom and bath. Enjoy multiple gathering spaces— including a family room, formal living room, and separate dining area, all flowing from a recently updated, modern-retro style kitchen. Meticulously maintained to preserve its original charm—featuring ornate trim, wall paneling, interior French doors, and original hardwood floors accented with rich cherrywood details. The formal living room impresses with its vaulted ceilings, grand arched window, wrought iron staircase, and stylish fireplace, creating the perfect setting for both relaxation and entertaining. Upstairs, a large open-air patio deck terrace overlooks the lush front lawn and mature flower garden, enhancing this home’s curb appeal and serene atmosphere. Outside, a long driveway, carport, and tandem 2-car garage provide ample parking with dual access from both the front and back streets. Step into the private backyard courtyard to unwind by the built-in exercise pool or relax in the attached spa. Additional modern updates include upgraded plumbing and electrical, a forced-air pulse heating system, and energy-efficient windows for year-round comfort. The property includes a fully updated two-story detached ADU, featuring 2 rooms, 2 full baths, its own roof deck great for entertaining, and a private separate driveway entrance—perfect for extended family, guests, or reliable rental income. Don’t miss this rare opportunity to own a vintage Fullerton Spanish Revival treasure—a home that captures the beauty of the past while offering modern versatility and income potential!