Detectives from Leamington Proactive CID seized cash from a suspected drug dealer in the town on Wednesday (9 December) afternoon.
The seizure was made following a suspected drug deal in Shrubland Street.
The 15-year-old boy from Leamington was arrested on suspicion of being concerned in the supply of drugs and later bailed until later in the month while enquiries continue.
Anyone with information that could help police with their enquiries should call 101 quoting crime reference 23/52413/20. Alternatively, information can be provided anonymously to the independent charity Crimestoppers on 0800 555 111.