This vehicle control system (100) is provided with a portable device (20) which is carried by a user, and a vehicle control device (10) which is mounted in a vehicle and which, by connecting the portable device so as to be capable of wireless communication, unlocks a door of the vehicle. The vehicle control device is provided with a selection unit (31) that selects a door to be unlocked from among a plurality of doors provided in the vehicle. This configuration makes it possible to customize a door to be unlocked in response to the connection of the portable device so as to be capable of wireless communication, and makes it possible not to unlock all doors uniformly but to unlock only a door corresponding to a usage mode of the user.