Welcome to 554 Mangels Avenue, a beautifully updated Mid-Century home in San Francisco's desirable Sunnyside neighborhood. Offering a functional floor plan with four bedrooms and three full bathrooms, the home combines comfortable living spaces with thoughtful updates and inviting indoor-outdoor flow. The main level features three generously sized bedrooms, including a primary suite with French doors opening to the rear deck, along with two full bathrooms. The spacious living room is anchored by a wood-burning fireplace and enjoys sweeping neighborhood views across Sunnyside and Mission Terrace. The updated kitchen features stainless steel appliances, stone countertops, and modern cabinetry, opening seamlessly to the dining area for easy everyday living and entertaining. The lower level offers a private fourth-bedroom suite with an en-suite bathroom, along with a laundry room, providing flexibility for guests, extended family, or a home office. Outside, the terraced backyard features two levels of decks and sunny southern exposure, creating multiple spaces to relax and entertain while taking in the views. Additional highlights include hardwood floors, solar panels, a spacious two-car side-by-side garage with storage, and additional driveway parking. Conveniently located near the shops and cafes of Glen Park, the Whole Foods on Ocean Avenue, Glen Park BART, and major freeways, this inviting home offers a wonderful combination of space, views, and accessibility.