3435 Lake Grove Ave Lake Oswego, OR 97035

Must-see Lake Grove retreat on nearly a half acre.Tucked away in a fully fenced, park-like setting in the heart of Lake Oswego, this rare gem offers unmatched flexibility and charm. Featuring $250K+ in recent upgrades (see list), soaring ceilings, and a unique floor plan with a structurally attached guest suite/ADU—this property checks every box.The main home features 3 bedrooms, 2 full bathrooms, beautiful hardwoods, and a spacious primary suite with vaulted, beamed ceilings and large walk-in closet. The attached 1-bedroom ADU includes a private entrance, full bath, kitchenette, laundry, and large living area—perfect for guests, extended family, or income.Proven Income GeneratorBoth the main home and ADU have been operated as separate, highly rated Airbnb listings with strong rental history. The ADU alone has generated $25K–$40K annually. The main house has the potential to earn 2.5–3x that amount, based on prior usage. Listings and existing property management can transfer to the new owner for a truly turn-key, dual-income opportunity.Enjoy seamless indoor-outdoor living with a Hot Tub of Oregon spa, covered dining patio, serene pond with water feature, exterior sound system, firepit, and mature trees illuminated at night.Additional highlights include: 3-car garage, new roof with warranty, recent exterior paint, and access to three exclusive lake/boat easements—including the newly renovated Goodin easement.Whether you’re looking for a private sanctuary, an entertainer’s dream, or flexible income-generating potential, this one-of-a-kind home delivers.