The Marin YMCA is a membership based, community service, not-for-profit organization. While the main facility rests in San Rafael, programs and services reach every corner of the county. Its mission as a branch of the YMCA of San Francisco is to build strong kids, strong families, and strong communities by enriching the lives of all people in spirit, mind and body. A recreational facility for people of all ages. Pool, exercise equipment, senior classes, social activities, one-on-one special needs training and more.