Highest City Of Walnut employee salary in year 2018 was $212,676. City Of Walnut employees number in year 2018 was 47. City Of Walnut average salary was $71,247 and median salary was $66,421. According to the last payroll, City Of Walnut average salary is 5 percent lower than USA average and 27 percent lower than California state average. City Of Walnut employee salaries are usually between $45,147 and $85,113. Top 10% of highest-earning employees have salaries ranging from $148,500 to $212,676. From 2017 to 2018, the average salary of employees at this employer increased 6.3 percent, the median salary increased 7.0 percent.