436 Oak Street in Hayes Valley is a unique street-to-street Victorian spanning Oak and Hickory, offering a flexible layout with multiple living spaces and strong indoor-outdoor potential. The property features a grand upper residence with a sense of scale and volume not often found, along with a separate stand-alone office at the rear. Two one-bedroom units below and a three-car garage accessed from Hickory add to the overall flexibility. Well positioned in Hayes Valley, the home combines space, location, and versatility in one of San Francisco's most dynamic neighborhoods.