So basically, it is a barn that is changed and decorated to be a house to live. This kind of house is growingly popular to the people living in the country, especially in Texas. Texas is the place where barndominium is originated. Barn dominiums are basically less expensive and also less insurance and maintenance. This kind of house can make you pay the taxes cheaper than conventional houses. It is also faster to build and easy to move in than the conventional ones. So it is a good choice to get a more efficient and cheap house. Ideas & Inspirations.