The robbery took place around 6 a.m. on April 17.
Police say a man entered the convenience store and demanded cash from the register. According to the clerk, the suspect implied he had a gun under his shirt.
He fled the scene in a gray 4-door car with an undisclosed amount of money.
Anyone with information is asked to call Investigator Salmon at 560-4582, ext. 29238 or CrimeStoppers at 683-1200.