DIY Plans are available online. I have had my coop for several years and the clean up is so easy! Plus I have never lost a chicken to a predator in this coop. I love looking at it from my kitchen window! Mine is the "Daisy" chicken coop.
We could do this on the back of our house once the deck is gone --- A fabulous way to get your garden/project tools and supplies out of the garage space! A Small Stylish Shed - Fine Homebuilding Article