The Chelsea Police Department remains one of the oldest police departments in the United States. It is a state accredited police agency and is considered a “Massachusetts Major City Police Department”. The professional men and woman of the Chelsea Police Department are committed to providing professional and responsive law enforcement services to all citizens in order to protect the public and reduce crime in our community. The Chelsea Police Department recognizes that communication and partnerships with those we serve enhance the quality of life for our entire community. These priorities are presented in our annual reports, which can be viewed by clicking the links below.