253–255 Hartford Street | The Castro | San Francisco Exceptional value-add opportunity on a coveted Castro block. This duplex offers a rare opportunity for investors, developers, or end users with vision to unlock significant upside in one of San Francisco’s most sought-after neighborhoods. The property offers flexible potential for reimagination and repositioning. Explore possibilities including renovation, ADU development (buyer to verify), expansion, condo conversion potential (buyer to verify), or transformation into a custom single-family residence (buyer to verify). Ideal for those looking to create long-term equity in a premier location. Set on a desirable residential street with strong neighborhood appeal, 253–255 Hartford delivers the location and fundamentals that make improvement projects worthwhile. Bring your contractor and your imagination—this is a special opportunity with compelling upsides. Currently configured as two units. Please note the is one set of very long-term, very nice, and protected tenant occupants. The upper unit is vacant. - please do not disturb the tenants. Please do not visit the property without express permission.