The bank robber is described as a man who stands about 5 feet, 5 inches who was wearing all dark clothing, a mask and ballcap.
Sgt. Brandon McCroskey said the man passed a note demanding money and left with cash in excess of $1,000. He did not display a gun or indicate he had one.
Detectives were following up on leads Thursday and checking neighboring business security cameras for a direction of travel or a getaway vehicle.
Anyone with information is urged to contact the Fairfield Township Police investigations section at 513-785-4179 or Greater Cincinnati Crime Stoppers at 513-352-3040.