Sixteen sworn officers and 6 civilian employees provide protection for the citizens of Commerce. The department participates in the Hunt County Crime Stoppers program, vacation house watches, Operation ID, home security checks, crime prevention, residential burglar alarm response and a Neighborhood Watch Program.

The Department is divided into the following divisions:

The Administrative Division, under the direction of the Chief of Police, Kerry Crews, provides the support which enables the Department to function administratively. The areas of responsibility for this division are Budget, Purchasing, Personnel, Training, Records, Crime Prevention, Crime Stoppers, and Special Operations.

The Patrol Division is composed of the Uniformed Patrol Section. The Uniformed Patrol Section is the most visible of Department's organizational units. Officers assigned to this respond to calls for service. There are 12 commissioned officers assigned to this Division. 

The Criminal Investigation Division is composed of Criminal Investigations, which include Juvenile and Narcotics Investigations. There are two commissioned officers assigned to this Division.

The Support Services Division is essentially, the Communications Center. This Division employs 5 civilians who perform the duties as Communications Officers and Office Manager/Records Clerk. This Division receives all calls for service for the Police, Fire, and Emergency Service Departments.

The Records Division was established to be the central storehouse for all criminal records created by and for the Commerce Police Department and other divisions of the department. Its function is to maintain accurate, secure files which can be quickly retrieved for use by the Department, other law enforcement agencies and the general public.

The Animal Control Division is responsible for administration and enforcement of the city code pertaining to animals and operates and maintains the Commerce Animal Shelter. One officer is assigned to this division.