Welcome to Henderson Independent School District! For more than 125 years, Henderson ISD has provided the educational foundation for generations of students in our community. A staff of approximately 500 work cooperatively to help the 3400 HISD students achieve success in all facets of school life. Together, we diligently strive to reach the district vision to "educate and prepare students to become productive citizens and lifelong learners who value excellence and integrity." "The Tradition of Excellence Continues!"