Serving the community of Glastonbury since 1885, the Lutheran Church of St. Mark is a large church located on Griswold Street. It offers worship services every Sunday as well as Christian education for adults and youth. St. Mark's also believes in the spiritual efforts of music, offering programs in youth, senior and junior choirs as well as a full orchestra program. Weekend retreats, holiday festivities and annual lock-ins are all held for the congregation's youth on a regular basis.