A Boston man was arraigned on Thursday on crack cocaine and heroin distribution charges.

Juan Pena, 29, of Boston was arrested on Tuesday at about 2 p.m. when the police executed a search warrant at 488 Blue Hill Avenue. 

Police said they found several bags of heroin and loose crack cocaine rocks, along with $1,614. 

Pena was arraigned in Dorchester Municipal Court on charges of Possession with Intent to Distribute Class A Drugs within 300 Feet of a School Zone and Possession with Intent to Distribute Class B Drugs within 300 Feet of a School Zone.