Disclosed are a method and a system of a train based community, according to one embodiment. In one embodiment, a method includes forming a train track adjacent to a set of homes in a residential community, placing a boarding location in a property boundary of each one of the set of homes in the residential community, and routing the train track to a merchant in the residential community. A shopping cart is autonomously routed from at least one boarding location of the property boundary to the merchant based on a request of an occupier of a home associated with the property boundary.