Branch Locator: San Francisco Bayview Buchanan Central Chinatown Embarcadero Marin Mission North Bay Novato Peninsula Family Presidio Community Richmond Stonestown Urban Services Camp Jones Gulch Point Bonita Human Resources	The YMCA of San Francisco's Senior Centers and senior programs provide social, nutritional, educational and recreational activities to keep nearly 12,500 older adults actively involved - older adults who might otherwise be isolated and alone. Senior Centers are located at the Central, Mission, Richmond District and Stonestown branches.   Additional senior programs, such as trips, adult education, special fitness classes, hiking clubs, language and special interest classes are available at various other branches. See "Branch Location" button for the branch nearest you.