The Episcopal School of Texas (TMI), founded in 1893, is a co-educational college preparatory military school located in San Antonio, Texas. The school offers both boarding and day school options. It is accredited by the Independent Schools Association of the Southwest.

The school philosophy is based on four standards: academics, spirituality, athletics and military. The Corps of Cadets program is nationally recognized. Fourteen graduates have risen to the rank of general, including General Douglas MacArthur.

The school offers a challenging academic program with opportunities for advanced placement.

A wide variety of clubs allow students to explore interests outside the academic curriculum. With a student body composed of 465 students, the resulting student teacher ratio is 10-to-1. Tuition for boarding students is $41,520; day school tuition is $20,905.