Highest City Of Brentwood employee salary in year 2018 was $251,075. City Of Brentwood employees number in year 2018 was 281. City Of Brentwood average salary was $96,239 and median salary was $91,034. According to the last payroll, City Of Brentwood average salary is 29 percent higher than USA average but 20 percent lower than California state average. City Of Brentwood employee salaries are usually between $73,577 and $106,447. Top 10% of highest-earning employees have salaries ranging from $152,078 to $251,075. From 2017 to 2018, the average salary of employees at this employer increased 4.2 percent, the median salary increased 3.5 percent.