Nestled on one of the most coveted blocks in the Lake Street District, 171-173 23rd Avenue offers a rare opportunity to own a well-maintained, vacant, three-unit building in an A+ location. Steps from the Presidio, Baker Beach, and the vibrant shops and cafes along California Street, this property blends classic San Francisco charm with modern livability. The remodeled top-floor unit shines with contemporary finishes, updated kitchen and bath, and abundant natural light, an ideal owner's residence or premium rental. The middle-floor flat features beautiful period details that showcase the home's architectural character. The lower unit offers flexible use and stable income potential (all vacant). Building has been thoughtfully updated with newer tankless water heaters, electric car charger and double pane windows (select locations). 1 car garage parking and 1 parking in driveway. At the rear of the property, a spacious, sun-filled garden provides a peaceful retreat and room to entertain, garden, or create your own outdoor oasis. Whether you're an investor or an owner-occupier, this special property delivers exceptional versatility in one of San Francisco's most desirable neighborhoods.