The Peterson Residence (1957), designed by renowned architect Hugh Gibbs, FAIA, is a custom mid-century modern gem situated in the coveted Park Estates neighborhood of Long Beach. Elegant in its finishes yet relaxed in its open layout and seamless indoor–outdoor flow, the home offers approximately 2,830 square feet of living space with four bedrooms and four bathrooms, three of which are ensuite. The expansive living room and generous dining room each feature their own fireplace, while the enlarged, upgraded kitchen includes premium Miele and Wolf appliances. Western Window Systems glass doors in both the living room and kitchen fold fully open to connect the interior to the lanai and pool area, erasing the boundaries between indoors and outdoors. The outdoor spaces have been thoughtfully transformed, featuring professionally designed front landscaping with pristine lawn, olive trees, and lighting, as well as a completely reimagined private backyard with a pool/spa equipped with a retractable safety cover, a spacious patio ideal for entertaining, and a built-in barbecue station. The garage has also been significantly enhanced with added attic storage, upgraded cabinetry, a mini-split HVAC system, a refrigerator, and an additional ¾ bathroom. Substantial investments in recent years have preserved the home's architectural character while elevating its comfort and functionality. Located on a quiet, tree-lined interior street on a lot of more than 11,000 square feet, this residence offers a rare blend of architectural pedigree and exceptional neighborhood setting. Experience firsthand what makes this property truly special and uniquely compelling.