McDonogh School is a private, coeducational, PK-12, college-preparatory school founded in Owings Mills, Maryland, United States in 1873. The school is named after John McDonogh, whose estate originally funded the school. The school now enrolls approximately 1,300 students, between 90 and 100 of whom participate in the Upper School's five-day boarding program. McDonogh employs approximately 177 full-time faculty members, more than 80% of whom hold advanced degrees and 20% of whom live on-campus. The school is a member of the Association of Independent Maryland Schools.