South Texas College (STC) is a public community college in the Rio Grande Valley region of South Texas. It is accredited by the Commission on Colleges of the Southern Association of Colleges and Schools to award Bachelor of Applied Technology, Associate of Applied Science, Associate of Arts, and Associate of Science degrees. STC has an enrollment of approximately 31,000 students and a staff of 1,600 working across six campuses. It was created on September 1, 1993, with the passage of Texas Senate Bill 251, the purpose of which was to serve Hidalgo and Starr County.

Hidalgo County is located in the U.S. state of Texas. The county seat is Edinburg and the largest city is McAllen. The county is named for Miguel Hidalgo y Costilla, the priest who raised the call for Mexico's independence from Spain. It is located in the Rio Grande Valley of South Texas and is one of the fastest-growing counties in the United States. As of the 2020 census, its population was 870,781, making it the ninth-most populous county in Texas, and the most populous county outside of the counties in the Texas Triangle. Hidalgo County is designated by the U.S. Census Bureau as the McAllen–Edinburg–Mission metropolitan statistical area, which itself is part of the McAllen-Edinburg-Mission-Rio Grande City, Texas combined statistical area with neighboring Starr County.