About
CORE40 Marina is a San Francisco fitness studio offering group fitness classes with set hours Monday through Saturday from 8:00 to 18:00 and Sunday from 7:00 to 20:00. The Marina location is at 1902 Lombard St, on the upstairs level with entry on Lombard. CORE40 also lists multiple additional San Francisco locations, including Nob Hill, Lower Pacific Heights, Noe-Mission, Hayes Valley, Sunset, SoMA, and Castro.
