Sullivan's Island Police Department

Sullivan's Island Police Department is the municipal law-enforcement agency for the City of Sullivan's Island in Charleston County, South Carolina, based at 1610 Middle St. The department serves residents, businesses, and visitors within Sullivan's Island limits in Charleston 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. Sullivan's Island sits along South Carolina 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 Sullivan's Island should be reported by dialing 911.

According to the U.S. Census Bureau (ACS 2023), Sullivan's Island town, SC has an estimated population of 2,127.