Garrison Forest School (GFS) is a college preparatory school, in Owings Mills, Maryland, near Baltimore, with a nationally distinctive educational model. The school offers a day school for girls, kindergarten through grade 12, as well as a coed program from ages two through Pre-K. The regional, national, and international residential program is for girls in grades 8–12. For Fall 2013, total enrollment is 650 students across four divisions: the Preschool, Lower School, Middle School and Upper School. The school averages about 60 boarding students per year.