The average custodial salary at Hearne Isd was $22,928 , which is 13 percent lower than the average salary for this job in Texas, and 30 percent lower than the national average for this job . Custodial salaries at Hearne Isd typically range from $21,093 to $24,905 (25th to 75th percentile). The highest reported custodial salary was $29,402. There are 10 employees at Hearne Isd with the job title custodial.