Highest City Of St John employee salary in year 2017 was $116,234. City Of St John employees number in year 2017 was 45. City Of St John average salary was $46,763 and median salary was $45,338. According to the last payroll, City Of St John average salary is 37 percent lower than USA average and 9 percent lower than Missouri state average. City Of St John employee salaries are usually between $34,214 and $56,664. Top 10% of highest-earning employees have salaries ranging from $74,069 to $116,234.