Assistant District Attorney salary at Middlesex County District Attorney

The average assistant district attorney salary at Middlesex County District Attorney was $94,604 , which is 3 percent higher than the average salary for this job in Massachusetts, but 20 percent lower than the national average for this job . Assistant District Attorney salaries at Middlesex County District Attorney typically range from $73,554 to $114,011 (25th to 75th percentile). The highest reported assistant district attorney salary was $194,231. There are 140 employees at Middlesex County District Attorney with the job title assistant district attorney.