The average custodial salary at Tulia Isd was $22,615 , which is 14 percent lower than the average salary for this job in Texas, and 31 percent lower than the national average for this job . Custodial salaries at Tulia Isd typically range from $18,182 to $27,881 (25th to 75th percentile). The highest reported custodial salary was $30,400. There are 12 employees at Tulia Isd with the job title custodial.