The average custodial salary at Cameron Isd was $21,442 , which is 19 percent lower than the average salary for this job in Texas, and 35 percent lower than the national average for this job . Custodial salaries at Cameron Isd typically range from $19,885 to $21,625 (25th to 75th percentile). The highest reported custodial salary was $33,240. There are 15 employees at Cameron Isd with the job title custodial.