Stucco is a material made of an aggregate, a binder, and water. Stucco is applied wet and hardens to a dense solid and is used as a protective coating for walls. A stucco mansion is a housing trend that grew to popularity in suburban environments. Cheap materials made building large standard floor planned houses became easy and efficient to construct. A stucco mansion thus became a common way to refer to these large stucco houses. A stucco house can commonly be seen in US cities' suburbs.