Just south of Altadena Drive on Santa Rosa Avenue, also known as the iconic Christmas Tree Lane, lined with towering cedar trees, this beautifully rebuilt 4-bed, 3-bath residence offers 2,276 square feet of thoughtfully designed living space with gorgeous mid-century influences, soaring 14-foot vaulted ceilings, multiple outdoor living areas, and integrated smart-home technology. Set on a serene lot in one of Altadena's most sought-after neighborhoods, the home balances modern design, functionality, and indoor-outdoor living. A newly landscaped front yard leads to an oversized pivot front door that opens to bright, open-concept interiors filled with natural light. Clerestory windows above the entry and kitchen draw sunlight in from both the front and rear of the home, enhancing the sense of volume created by the soaring vaulted ceilings. The living, dining, and kitchen spaces flow seamlessly together, creating an inviting setting for everyday living and entertaining. At the heart of the home, the chef's kitchen features a large center island, engineered quartz countertops, custom soft-close cabinetry, designer lighting, and a full Bosch appliance suite. The living room offers a dedicated media area with built-in shelving, while a stylish powder room off the entry serves guests. Privately positioned at the rear of the home, the primary suite offers direct access to the backyard through sliding glass doors, a generous walk-in closet, and a well-appointed primary bathroom with a frameless glass shower, custom cabinetry, and designer fixtures. Three additional bedrooms provide flexibility for family, guests, or a home office, and are served by a beautifully finished bathroom with engineered quartz surfaces, brass hardware, and curated finishes. A dedicated laundry room with built-in storage adds everyday convenience. Designed as a natural extension of the interior, the outdoor spaces offer multiple areas for dining, entertaining, and relaxation. Just off the kitchen and primary bedroom, a covered patio beneath the home's vaulted roofline creates an ideal setting for year-round outdoor dining. The fenced backyard features a grassy lawn, custom landscaping, hardscaping, and underground irrigation, maximizing both beauty and functionality. A long driveway leads to the attached two-car garage with high ceilings. Additional highlights include Sonos whole-home audio, Nest thermostats, a Ring doorbell, two years of prepaid Starlink internet, new HVAC, a tankless water heater, upgraded electrical and plumbing systems, underground utility lines, a spark-resistant composition roof, and durable concrete composite siding. Ideally located near Altadena favorites including Betsy, Miya, and Altadena Ale & Wine House, with easy access to the Altadena Town & Country Club, hiking trails, and the scenic San Gabriel foothills, this exceptional home offers modern comfort and thoughtful design in a premier Altadena setting.