First time on the market since 1972! This cherished family property in the heart of Corona Del Mar offers an exceptional opportunity to own a large duplex on an incredible lot in a world-class beach town. The front single-level unit features 2 bedrooms and 2 bathrooms, a cozy wood-burning fireplace, an expansive front patio perfect for morning coffee, plus a second private patio accessed through sliding glass doors. The rear unit is impressively spacious with a soaring two-story ceiling in the living room, fireplace, an updated open kitchen, and a bathroom on the main level. Upstairs, you'll find two bedrooms, one of which was previously an enclosed patio, providing flexibility for your lifestyle needs. A rare lock-off studio unit with its own entrance and staircase offers a fully self-contained space with a bathroom and an area for small appliances, ideal for guests, adult children, a caregiver, or potential rental income. The property offers ample storage, washer/dryer closet, separate water heaters, and a 3-car carport with a unique sidewalk that provides direct access from the front to the back, connecting all units with ease. What truly sets this property apart is its walkability: just steps to the CDM village shops, restaurants, the Corona Del Mar Branch Library, Oasis Senior Center, UPS store, groceries, pharmacy, and hardware store. Enjoy Jasmine View Park and the Community Youth Center & Grant Howard Park with basketball and tennis courts, playground, and a soccer field-perfect for kids, grands, and active adults. This property offers limitless potential: live in one unit while generating income from the others, use as a multi-generational family compound, or redevelop into your dream home or investment properties in one of the most desirable locations in Corona Del Mar. Whether you're an investor, end-user, or vision-driven builder, 717 Marguerite Avenue invites you to write the next chapter of its legacy in the heart of the village.