Police departments in South Dakota operate independently at the municipal level, with each city or town maintaining its own department under local government authority. State-level law enforcement is handled separately by the South Dakota State Police or Highway Patrol, which provides support to local agencies and covers unincorporated areas.

Police Department locations are available in 89 cities across South Dakota. They are spread across 46 counties.

Cities with the highest concentration of police department locations include Pierre, Sioux Falls, Huron, reflecting the larger municipal departments in major urban centers with multiple precincts or substations.

Residents of South Dakota should save their local police department's non-emergency number for situations that require a police response but are not life-threatening emergencies, such as minor accidents, noise complaints, and suspicious activity reports.

Residents of South Dakota should identify their local police department's non-emergency line, online report filing portal, and records request process before they need them. Many departments in South Dakota offer fingerprinting services by appointment, and some provide online crime mapping tools to help residents stay informed about activity in their neighborhoods.

Browse Police Department by county across South Dakota to find the nearest location.