819 Lyon Street is a classic San Francisco three-unit property offering tons of opportunity. The building consists of two one-bedroom unitsone vacant and one occupiedand a spacious two-story, two-bedroom, two-bath flat that will be delivered vacant, making it especially attractive for an owner-user. Interior features include grand 12-foot ceilings, wood floors, smart layouts, and partial views, while the main flat showcases a traditional living and dining room separated by elegant double parlor doors. The vacant one-bedroom has been refreshed with new engineered wood flooring, and the property benefits from a large, sun-filled backyard and a one-car garage delivered vacant. The roof was replaced in 2025. The property has a brick foundation and a single gas and electric meter. This property offers substantial opportunity for both investors and owner-occupants seeking long-term value in a prime San Francisco location.