3400 Chastain Crossing Perfectly situated in the heart of East Cobb, this beautifully updated split-level home offers the ideal blend of modern living, exceptional flexibility, and an unbeatable location. Conveniently located just minutes from I-75, Kennesaw State University, Town Center at Cobb, The Battery Atlanta, Truist Park, and an abundance of shopping, dining, and parks, you'll enjoy easy access to everything Marietta has to offer. Inside, the open-concept main level welcomes you with soaring vaulted ceilings, abundant natural light, upgraded lighting, and a beautifully renovated kitchen featuring granite countertops, a composite farmhouse sink, a spacious island, and a charming breakfast nook that flows seamlessly into the enclosed sunroom. Designed with today's lifestyle in mind, the fully finished lower-level functions as a private apartment complete with its own entrance, full kitchen, bedroom, bathroom, and laundry, making it ideal for multi-generational living, guests, a home business, or generating rental income. The spacious primary suite serves as a private retreat with a spa-inspired ensuite featuring a walk-in tile shower, soaking tub, and Bluetooth-enabled lighting and sound system for the ultimate relaxation experience. Extensively improved for both style and peace of mind, this home features Hardie Plank siding, custom cedar garage doors, new skylights, updated windows, refreshed stair treads, modernized plumbing and electrical systems, a newer roof, and updated major mechanical systems, all completed within the last four years. With designer finishes throughout and every major upgrade already in place, this move-in-ready home offers the perfect combination of comfort, functionality, and long-term value.