Trinity High School is a Catholic, all-boys, college preparatory high school located in St. Matthews, Kentucky, a city within Louisville Metro (consolidated city/county government). It is located in the Roman Catholic Archdiocese of Louisville. The school incorporates the Catholic tradition of teaching and learning. The school campus comprises about 1,400 students. In 1992, Trinity was named a Blue Ribbon School of Excellence. In 1995, Trinity was accredited by the non-profit Southern Association of Colleges and Schools (now known as AdvancED).