Ideally located in the heart of Newport Heights, this Cape Cod style compound blends timeless design with thoughtful modern upgrades on an expansive 10,454 square foot lot. The property features a beautifully remodeled single story main residence offering 4 bedrooms and 3 bathrooms across 2,260 square feet, plus a detached ADU with 1,000 square feetincluding a 1 bedroom suite, den, laundry room, and storageperfect for guests, extended family, or work from home flexibility. Originally remodeled in 2011, the home received a fresh update in 2023 with a new kitchen, updated bathrooms, and refinished hardwood floors. Light filled living spaces showcase wood beam ceilings, custom built ins, French doors, and warm hardwood flooring throughout. The gated outdoor area is an entertainers dream, featuring seamless indoor/outdoor flow, a covered patio, built in fireplace, spa, putting green, and a half court basketball court. A detached two car garage is complemented by two additional parking spaces in front and ample street parking. Just moments from Lido Island, A Market, the bay, and the beach, this property offers a rare blend of comfort, convenience, and coastal lifestyle. Whether you're hosting guests or enjoying a quiet night at home, 400 Catalina provides the perfect setting for exceptional Newport Beach living.