The armed robbery happened around 8 p.m. at 521 West Diversey Parkway, near Diversey and Hampden Court, said authorities.
According to online business records, the address belongs The Market Place Food Store.
Citing police communications, four to five black males wearing dark-colored hooded sweatshirts stormed the neighborhood store and stole an undetermined amount of cash from three registers.
After the robbery, the criminals ran southbound on North Pine Grove Avenue from Diversey.
Investigators said an eyewitness saw the men flee the area in two dark-colored cars. One of the vehicles is a Chevy, said police.
If you have more information regarding this crime, please contact the police, immediately.
NOTE: The Market Place Food Store was robbed last year on May 2, 2011.