Cost: $21,000 to $100,000+ Size: 480, 600 and 864 square feet The folks at Mighty Small Homes offer multiple kit choices, among them The A-Frame, The Contemporary, The Ranch, The Modern, The Carriage, ...

This ranch house kit from Cedarshed doubles as a tiny house kit for your backyard. It offers 16 feet by 14 feet of space for less than $13,000. And it includes everything you need to make the shed ...