Mountainside Police Department

Police Department | Borough of Mountainside This website uses cookies to enhance usability and provide you with a more personal experience. I hope this will give you a thorough overview of our police department and the services that we provide to the community. We believe in a strong partnership and connection with our residents, business owners, and community members. The Mountainside Police Department is also committed to a progressive and problem-oriented approach to Policing. This approach relies heavily on interaction and collaboration with everyone in our community, so I encourage input, feedback and community involvement. It is the first responsibility of government to protect its citizens, and the 22 members of your police department do this with compassion, consistency, and transparency. Sincerely, Chief Joseph Giannuzzi UC FIRST ALERT The County of Union uses the UC First Alert Network to immediately contact you during a major crisis or emergency. Non-emergency: (908) 232-8100. Dial 911 for emergencies.

According to the U.S. Census Bureau (ACS 2023), Mountainside borough, NJ has an estimated population of 6,967.