The average water salary at Town of Wenham was $62,595 , which is 29 percent lower than the average salary for this job in Massachusetts, but 3 percent higher than the national average for this job . Water salaries at Town of Wenham typically range from $18,264 to $112,413 (25th to 75th percentile). The highest reported water salary was $112,413. There are 3 employees at Town of Wenham with the job title water.