The average spanish salary at Mahwah Twp was $61,541 , which is 10 percent lower than the average salary for this job in New Jersey, and 10 percent lower than the national average for this job . Spanish salaries at Mahwah Twp typically range from $53,860 to $70,745 (25th to 75th percentile). The highest reported spanish salary was $73,765. There are 10 employees at Mahwah Twp with the job title spanish.