St. Mary`s University is a Catholic and Marianist liberal arts institution located on 135 acres (0.55 km2) northwest of Downtown San Antonio, Texas, United States. St. Mary`s is a nationally recognized master`s level school ranked among the top colleges in the west for best value and academic reputation by U.S. News and World Report.

In 2010, St. Mary`s was named by Washington Monthly as first in the nation in the category of Master`s Universities for promoting an ethic of service to country; fostering scientific and humanistic research; and performing as an engine of social mobility. Founded by the Society of Mary (Marianists) in 1852, St. Mary`s is the oldest Catholic university in Texas.