Highest Opelousas employee salary in year 2018 was $107,508. Opelousas employees number in year 2018 was 56. Opelousas average salary was $46,138 and median salary was $42,936. According to the last payroll, Opelousas average salary is 38 percent lower than USA average and 2 percent lower than Louisiana state average. Opelousas employee salaries are usually between $37,125 and $56,328. Top 10% of highest-earning employees have salaries ranging from $64,938 to $107,508. From 2017 to 2018, the median salary increased 1.4 percent.