The incident took place around 6 p.m., Sunday, Aug. 8, at the Conoco Gas Station in Elmont, said the Nassau County Police.
According to detectives, a walked into the station, located 237-12 Linden Blvd., approached the victim who is an employee of the store, displayed a handgun, and demanded money.
Police said the robber took an undetermined amount of cash from the register and then fled the scene on foot.
The suspect is described as being a Black male, 5-foot-9 to 5-foot-11, average build, wearing all black clothes, a black mask, and sunglasses.
Detectives request anyone with information to call Crime Stoppers at 1-800-244-TIPS.
All callers will remain anonymous.
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