Charming 1931 cottage-style home with open main level floor plan on a beautiful flag lot. Elegant, timeless updates and remodels completed throughout the years. Welcoming entry foyer with adjoining multi-use area, 10-foot ceilings, hardwood and herringbone tile floors, and painted wood plank feature walls add warmth and character. A stunning floor-to-ceiling stone lodge-style gas fireplace anchors the living room which features a large picture window and seasonal peekaboo lake views. The spacious kitchen features a Sub-Zero refrigerator, Viking gas range, KitchenAid dishwasher, built-in microwave, generous granite countertops, open shelving, backsplash tile, a Dutch door, instant hot water, and custom lighting with space for a large table. Primary bedroom with walk-in closet. An adjacent room with built-in custom closets functions as a second luxury closet dressing room or and can be converted back to a bedroom. Versatile den filled with natural light includes a custom built-in wall bed with cabinetry. The main level bath features tile floors, a custom vanity, and a glass-enclosed shower. Step outside to an expansive yard with multiple outdoor living spaces including a large main-level deck, a partially covered lower-level patio, and a fully fenced yard on over 1/3 acre with mature trees, garden area, and some lake views. A detached garage includes lots of storage. A fabulous ADU over the garage features its own private fenced yard, kitchenette with fridge, dining area, bedroom with closet and extra storage, full bath with new shower, wood floors, mini splits heating and cooling, W/D hookups and peekaboo lake views. This is a one-of-a-kind nature-filled private property nestled in the heart of the walkable Lake Grove neighborhood. Access to Goodin, Springbrook Recreation, and Summit Court easements. Top-rated Lake Oswego School District.