Highest salary at City of Slater in year 2020 was $84,735. Number of employees at City of Slater in year 2020 was 16. Average annual salary was $38,446 and median salary was $35,170. City of Slater average salary is 18 percent lower than USA average and median salary is 19 percent lower than USA median salary. From 2019 to 2020, the average salary of employees at this employer increased 18.2 percent, the median salary increased 9.2 percent.