A parking management system includes: a mobile terminal including a user information storage unit configured to store user information, a reading unit configured to read identification information of a parking section from a code correlated with the parking section, a time identifying unit configured to identify a parking start time or a parking end time of a vehicle based on a predetermined input, and a transmission unit configured to transmit parking information including the stored user information, the read identification information, and the identified time to a server; and a server including a parking information storage unit configured to store reservation information for the parking section, a reception unit configured to receive the parking information from the mobile terminal, and a determination unit configured to determine whether parking of the vehicle in the parking section matches reservation details based on the reservation information and the parking information.