Walmart is now selling prefab houses with a bathroom, bedroom, living room, dining room and kitchen. Priced at $15,900 for a 19 x 20 foot (380 square feet) home, it is considerably cheaper than the ...

The 19-by-20 expandable prefab house, which features a bedroom, dining room, bathroom, and living room, is on sale for only $15,900.

Amazon has jumped on the tiny home trend and is now now selling these mini living spaces for less than most house mortgages.

You can now find multiple listings for prefabricated homes on Walmart for under $16,000, but you'll inevitably run up against zoning codes.

At $13,450, this tiny home is by no means cheap. However, when you think about the alternative—building a carriage house or extra guest home from scratch—the foldable home suddenly seems worth it.