St. Mary's Academy of Caloocan City
 [[File:St. Mary's Academy of Caloocan City]]St. Mary's Academy of Caloocan City (SMACC) is a Catholic school owned and administered by the Sisters of the Religious of the Virgin Mary (RVM). It was formerly known as Our Lady of Grace Academy (OLGA) and was renamed to SMACC on December 8 2000 as the school marked its Golden Jubilee to unify the RVM system schools. SMACC is located at Madre Ignacia Avenue (12th Ave.) Grace Park Caloocan City.