Located within Bonita Canyon, one of Newport Beach's most coveted guard-gated communities, 9 Boardwalk offers a rare blend of privacy, refined living, and resort-style amenities. Set on a generous 10,037-square-foot lot, this 5-bedroom, 4.5-bath residence spans approximately 4,900 square feet and has been extensively updated. A gracious front porch and elegant entry welcome you into a light-filled interior featuring original wood flooring, professionally refinished to a modern, lighter tone, creating a fresh yet timeless foundation. The home's thoughtful layout includes an Office, Pool Room and Gym area, complemented by beautifully appointed entertaining and family spaces. The heart of the home is the chef's kitchen, featuring Quartz countertops, a Carrera marble herringbone backsplash, Sub-Zero refrigeration, dual Viking ovens, Bosch dishwasher, and an oversized center island that flows seamlessly into the family room - ideal for both daily living and entertaining. The primary suite serves as a private retreat, offering a fully remodeled spa-like bathroom with Waterworks fixtures, refined stonework and molding, a custom boutique-style walk-in closet, and a private office or sitting area within the suite. Secondary bedrooms include a charming bunk room with built-ins and a private balcony, two bedrooms joined by a Jack-and-Jill bath, and a guest suite with TV and its own en suite bath. Outdoors, the backyard is designed for year-round enjoyment, highlighted by a pool and spa with a concrete/plaster finish, lighting, and equipment, expansive patio with porch heaters, outdoor dining area, built-in BBQ, gas wood-burning fireplace, and multiple seating and lounge zones. A stunning enclosed outdoor terrace (2023), features a TV, Taj Mahal quartzite fire pit, bench seating, and dining area, creating a true extension of the living space. Additional upgrades include custom aluminum doors and windows (2025), dual-zone HVAC, renovated garage with cabinetry and epoxy floors, enhanced drainage and irrigation systems, and full perimeter security with cameras and Ring doorbell. Residents enjoy Bonita Canyon's premier amenities including 24-hour guard gate, resort pool and spa, tennis courts, park and playground, all with an HOA of $435 per month. This is a turn-key, Level-10 offering - designed for luxury living, effortless entertaining, and the best of Newport Beach.