Highest City Of Petaluma employee salary in year 2018 was $218,317. City Of Petaluma employees number in year 2018 was 293. City Of Petaluma average salary was $80,766 and median salary was $82,425. According to the last payroll, City Of Petaluma average salary is 8 percent higher than USA average but 17 percent lower than California state average. City Of Petaluma employee salaries are usually between $64,751 and $95,722. Top 10% of highest-earning employees have salaries ranging from $109,989 to $218,317. From 2017 to 2018, the average salary of employees at this employer increased 3.5 percent, the median salary increased 3.6 percent.