Highest salary at Dunellen Borough in year 2018 was $140,674. Number of employees at Dunellen Borough in year 2018 was 42. Average annual salary was $64,149 and median salary was $58,479. Dunellen Borough average salary is 37 percent higher than USA average and median salary is 34 percent higher than USA median salary. From 2017 to 2018, the average salary of employees at this employer increased 11.5 percent, the median salary increased 8.4 percent.