Read more: 50 Small Backyard Landscaping Ideas That Will ... Another option is a prefab resin shed kit that you assemble, but you still need basic tools. A 6 x 4 resin shed may be under $400 ...

There are endless possibilities to adding a shed to your yard, and luckily ... It's basically getting a prefab room shipped to your house -- and you don't even have to put together the pieces!