Welcome to 2521 Sierra Vista, a stunning Mid Century Modern masterpiece nestled on the corner of one of the quietest cul-de-sacs in Upper Newport Bay. This 4-bedroom, 3-bathroom home with a spacious upstairs den spans two levels and boasts a generous 2,548 sqft of meticulously crafted living space. Set against the backdrop of a sprawling 9,800 sqft lot, this residence offers a perfect blend of elegance and comfort. The location is truly unbeatable, with proximity to the serene Back Bay, the convenience of John Wayne Airport, picturesque beaches, and much more. Enjoy the tranquility of this coveted neighborhood while being just moments away from the best that Newport Beach has to offer. Step inside to discover recent upgrades that elevate this home to new heights. A brand-new roof, stylish flooring, contemporary bathrooms, fresh paint, and modern lighting seamlessly combine to create a welcoming and aesthetically pleasing environment. Every detail has been carefully considered to provide a turnkey experience for the new owner. The well-designed layout includes four bedrooms, ensuring ample space for family and guests. The large upstairs den adds versatility to the home, offering a perfect retreat or entertainment area. The Mid Century Modern design adds a timeless touch, showcasing clean lines and a harmonious blend of indoor and outdoor living. Don't miss the opportunity to make 2521 Sierra Vista your dream home. Experience the epitome of Newport Beach living in a residence where style meets functionality, and modern upgrades complement the classic Mid Century design. This property is not just a home; it's a lifestyle.