34-38 Mason St, San Francisco, CA 94102

Discover a rare opportunity in the heart of Downtown San Francisco. 34–38 Mason Street is a timeless 1907 brick-façade building offering a blend of architectural charm, and multiple pathways for value creation. Full conversion concept for 26 units or hybrid conversion concept for 18 units plus retail.

Perfectly situated just steps from Powell BART, Market Street transit lines, Union Square, financial district, Moscone center and AI boom location and the city’s premier retail and hospitality destinations, this property stands at the center of convenience, and connectivity. The ±12,375 sq. ft. structure spans three floors, featuring ground-floor restaurant, second floor by an engineering company, and vacant office space on the third floor.

Zoned C-3-G (Downtown Commercial General)—one of San Francisco’s most flexible designations—the property is principally permitted for residential conversion, opening the door to hybrid use, partial office-to-residential transformation, or full residential redevelopment 26 units or hybrid conversion for 18 units plus retail. Expansive windows, open floor plates, historic brick details, and generous ceiling heights make the structure ideal for adaptive re-use and modern living or workspace concepts.

Whether held as a dependable mixed-use asset or repositioned for higher-yield residential living, 34–38 Mason Street offers investors a compelling blend of location, upside, character, and long-term urban value.