Thank you for your interest in being a substitute for Henderson ISD.  We value to assistance provided by quality substitutes and appreciate the professionalism they bring to the district in the absence of the full-time educator. Henderson ISD will make the substitute application available each summer and each December during the school year.   To be a substitute paraprofessional or teacher, an applicant must have a high school diploma or GED.  For more information, please contact the HR secretary, Jana Wylie, at 903-655-5048 or

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