St. Francis Episcopal School, formerly St. Francis Episcopal Day School, is a private Episcopal school located on two campuses in the City of Piney Point Village and the Memorial area of Houston, Texas, United States. In fall 2018, St. Francis opened a high school on the Couper Campus (2300 S. Piney Point Rd., Houston, TX 77063), and its inaugural freshman class graduated in 2022. The Piney Point Campus and affiliated parish, located at 335 Piney Point Rd., house the lower and middle schools. The Couper Campus is home to primary and upper school facilities, along with athletic fields used by the middle school. With over 900 students, St. Francis Episcopal School was once the largest K–8 Episcopal parish day school in the United States. In the 1998–1999 school year, St. Francis was named a National Blue Ribbon School.