A storage system (100) and a method for storing container articles (2) such as bottles or syringes, the system (100) is of a type associable to at least a supply line (1) of the container articles (2). The system (100) comprises: at least a support member (7, 8, 9) arranged adjacent to the supply line (1), which support member (7, 8, 9) affords a plurality of seatings (14) arranged side-by-side in order each to receive a plurality of container articles (2); and means (6) for picking-up a group of container articles (2) from the supply line (1) and for positioning the group of container articles (2) in a corresponding seating of the support member (7, 8, 9). The method for storing container articles (2) which are bottles or syringes in a plurality of flanked seatings (14) of at least a support member (7, 8, 9) comprises steps of: picking-up a group of container articles (2) from a supply line (1); and positioning the group of container articles (2) in a corresponding seating (14) of the support member (7, 8, 9).