Highest City Of Sonoma employee salary in year 2018 was $186,426. City Of Sonoma employees number in year 2018 was 36. City Of Sonoma average salary was $79,371 and median salary was $69,706. According to the last payroll, City Of Sonoma average salary is 6 percent higher than USA average but 18 percent lower than California state average. City Of Sonoma employee salaries are usually between $52,602 and $96,780. Top 10% of highest-earning employees have salaries ranging from $147,454 to $186,426. From 2017 to 2018, the median salary increased 1.1 percent.