It happened around 2:45 p.m. at the Sun Bank at 10 Evesham Road in Gloucester Township.
Police say the three men entered the bank and gave the teller a threatening demand note.
The teller handed the men an undisclosed amount of cash.
The bandits then got into a newer model silver four-door car and drove away.
The robbers are described as follows:
-Suspect #1: Black Male in early 20's, 5'9-6'0 height, skinny build, black shirt, black pants, and glasses.
-Suspect #2: Black Male 25-35 years of age, 5'8-5'9 height, heavy build, dark shirt, and dark pants.
-Suspect #3: Black Male 14-15 years of age, skinny build, light complexion, red baseball hat, and a red shirt.
Anyone with information about this robbery is asked to contact the Gloucester Twp. Police Tip Line at 856-842-5560.