The average custodian salary at Nance Es was $20,033 , which is 24 percent lower than the average salary for this job in Oklahoma, and 72 percent lower than the national average for this job . Custodian salaries at Nance Es typically range from $19,656 to $20,581 (25th to 75th percentile). The highest reported custodian salary was $20,581. There are 3 employees at Nance Es with the job title custodian.