Provided is an automatic driving control device advantageous for a vehicle or the like in which a route can be changed during movement to a destination. An automatic driving control device, wherein a navigation device is provided with a route generation unit for generating a second route which is difference from a first route on the basis of predetermined conditions, and a determination unit for determining whether to change from the first route to the second route when an automatic driving permissible interval included in the second route is different from the automatic driving permissible interval included in the first route. When the route has been determined by the determination unit to be changeable from the first route to the second route, a control unit executes an automatic driving mode in the automatic driving permissible interval included in the second route.