Mercy High School is a private and independent Catholic high school for girls sponsored by the Sisters of Mercy and is located within the Archdiocese of Baltimore on a 26-acre campus at 1300 East Northern Parkway in Baltimore, Maryland. It is the only Catholic girls' school in Baltimore City with playing fields onsite.

The Institute of Notre Dame was a private Catholic all-girls high school located in Baltimore, Maryland. After 173 years, the school closed on June 30, 2020.