Officers received a report of a shooting at the intersection of Wisconsin Street and Coral Road, on Potrero Hill's southern slope, at 2:20 a.m.
Upon arrival, police found the victim with a gunshot wound to his arm. The victim was transported by ambulance to a local hospital and is in stable condition this morning, according to police.
No suspects are in custody in connection with the shooting, police said.
Police are also continuing to investigate a shooting and a stabbing that injured two men in San Francisco's Potrero Hill neighborhood early Wednesday morning.