Town Hall Address 375 Merrimack Street Lowell, MA 01852 United States- Middlesex County Website http://www.lowellma.gov/ Town Clerk 978-674-4161 http://www.lowellma.gov/386/City-Clerk United States Assessor 978-674-4200 http://www.lowellma.gov/154/Assessors Mon, Wed-Thurs: 8:00-5:00, Tues, 8:00-8:00, Fri: 8:00-12:00 375 Merrimack Street, 1st Floor, Room 36 Lowell, United States Tax Collector 978-674-4222 Mon, Wed-Thurs: 8:00-5:00, Tues, 8:00-8:00, Fri: 8:00-12:00 375 Merrimack Street, 1st Floor, Room 30 Lowell, United States Fire District 978-459-5553 United States Water 978-674-4240 United States Town Hall Hours Mon, Wed-Thurs: 8:00-5:00, Tues, 8:00-8:00, Fri: 8:00-12:00 County Middlesex