Marlboro Police Department

Marlboro Police Department is the municipal law-enforcement agency for the City of Marlborough in Middlesex County, Massachusetts, based at 355 Bolton Street. The department serves residents, businesses, and visitors within Marlborough limits in Middlesex County. Its area of responsibility covers patrol and response to calls for service, traffic enforcement, criminal investigations inside the city, and community policing programs that support local neighborhoods and commercial corridors. Marlborough sits along Massachusetts travel and commerce routes that bring daily traffic through the area, and the police department is the primary local law-enforcement presence for day-to-day public safety inside the city. Public safety emergencies in Marlborough should be reported by dialing 911.

According to the U.S. Census Bureau (ACS 2023), Marlborough city, MA has an estimated population of 41,398.