And he's not alone. Austin 3D printed homes startup ICON has built eight of its 500-square-foot homes in that community in Tabasco, Mexico. It plans to eventually have 50 there.

One bedroom. One bathroom. ICON staff will use the home as an office to test the durability. Evan Loomis: Our first product is a 3D printer that can print a house in 24 hours for half the cost.