The Cumberland County Sheriff's Office is the third largest law enforcement agency in the state of Maine. Situated in the sou ... th-central part of the state, our coverage area includes the Maine coastline to the border with New Hampshire. We service the largest population in the state consisting of over 280,000 citizens. This number swells during the summer tourist months. The Cumberland County Sheriff's Office has a 258-year tradition of honor in service with a focus on community partnership. Crime is not a law enforcement issue, it is a community issue. Together the Sheriff's Office and the Community can keep Cumberland County a great place to live, work and play. read more