Town Hall Address 140 Main Street Marlborough, MA 01752 United States- Middlesex County Website http://www.marlborough-ma.gov/ Town Clerk 508-460-3775 https://www.marlborough-ma.gov/city-clerk United States Assessor 508-460-3779 https://www.marlborough-ma.gov/assessors-office Mon: 8:30-7:00, Tues-Fri: 8:30-5:00 140 Main Street Marlborough, United States Tax Collector 508-460-3737 Mon: 8:30-7:00, Tues-Fri: 8:30-5:00 140 Main Street Marlborough, United States Fire District 508-624-6986 United States Water 508-624-6910 United States Town Hall Hours Mon: 8:30-7:00, Tues-Fri: 8:30-5:00 County Middlesex