About Education Service Center Region XI ESC Region XI is one of 20 education service centers established by the Texas State Legislature in 1967. As an intermediary educational agency, ESC Region XI provides professional development, technical assistance and management of educational programs to 77 public school districts and 35 charter schools in a 10-county area in north central Texas. The Region XI area includes 67,000 educators and more than 521,000 students. In an area covering 10 counties of North Texas, Region XI services an area equal to the state of New Jersey in size. School districts in this region range in size from Fort Worth Independent School District's large metropolitan schools to small rural districts with only one building housing a total of 80 students for grades K-9. The Service Center is centrally located in Fort Worth, Texas and is surrounded by many community and cultural resources.