Town Hall Address 1 Park Street Sterling, MA 01564 United States- Worcester County Website https://www.sterling-ma.gov/ Town Clerk 978-422-8111 https://www.sterling-ma.gov/town-clerk United States Assessor 978-422-8111 2313 https://www.sterling-ma.gov/assessors-office Monday - Thursday: 7:30 am to 5:00 pm Friday: 7:30 am to 11:30 am 1 Park Street Sterling, United States Tax Collector 978-422-8111 Monday - Thursday: 7:30 am to 5:00 pm Friday: 7:30 am to 11:30 am 1 Park Street Sterling, United States Fire District 978-422-8107 United States Water 978-422-6767 United States Town Hall Hours Monday - Thursday: 7:30 am to 5:00 pm Friday: 7:30 am to 11:30 am County Worcester