1. A computing system for generating estimated wall area measurements, the computing system comprising: a memory; a wall area measurement estimation module that is stored on the memory and that is configured, when executed, to: receive roof measurements of a building having a roof; receive one or more measurements indicative of one or more distances between one or more reference points on the roof and a ground surface on which the building rests; and generate, based at least in part on the received roof measurements and the received one or more measurements indicative of the one or more distances between the one or more reference points on the roof and the ground surface, an estimated wall area measurement of the building.