St. Mary's is located in county and has a population of .
The average in-state tuition for full time undergraduate students in liberal arts schools in St. Mary's during the 2009 - 2010 school year was $17,700.00. The average tuition was $17,700.00 for non-residents studying in Indiana.
The cost, on average, for books and supplies needed for liberal arts schools in St. Mary's is $1,300.00. Students who live on campus while attending a liberal arts school in St. Mary's, can expect to pay an average of $8,000.00 for room and board. Students who live at home can expect average costs to be $4,200.00. There is one liberal arts college in St. Mary's for students to choose from. Liberal Arts programs in St. Mary's reportedly graduated 30 students in the 2008 - 2009 school year.