The average secretary salary at Marrs Es was $16,875 , which is 38 percent lower than the average salary for this job in Oklahoma, and 76 percent lower than the national average for this job . Secretary salaries at Marrs Es typically range from $15,117 to $18,632 (25th to 75th percentile). The highest reported secretary salary was $18,632. There are 3 employees at Marrs Es with the job title secretary.