Remarkable home in South Walnut Creek with in-law/duplex unit - or easily convert to one BIG house - on HALF acre pancake flat lot. MAIN HOUSE - Living room with inviting fireplace, vaulted ceilings & office nook. Dining room with built-in buffet & pass-through to the gourmet kitchen with modern cabinets, gas cooktop, double oven, wine fridge & breakfast area. Large family room with beautiful bay window. Spacious master suite has 2 walk-in closets & magnificent en-suite bathroom with jetted tub & spa shower. 2 additional bedrooms share a guest bath. Hardwood floors throughout. Huge flat yard with space to entertain, play structure and basketball court. IN-LAW - $24,000+ potential rental income annually. Private 1 bedroom/1 bath unit with a full-size kitchen, living room, laundry, separate parking & big yard. Other features include EV plug & owned solar. Minutes to freeway, BART, shopping & restaurants. Top Walnut Creek schools and walkable to Murwood Elementary.