The Union City Police Department is made up of two divisions: Field Operations and Support Services.

Captain Victor Derting oversees the Field Operations Division, which includes managing patrol teams, reserve officers, K-9 units, SWAT, traffic officers, police explorers, animal control and information technology.

Captain Travis Souza oversees the Support Services Division, which includes police investigations, crime analysis, , school resource officer program, police records, community oriented policing, and recruiting, hiring and training programs.