Yeah, sorry - I followed the Carolina Coops terminology;
They say that a coop isn't a coop unless it includes both a hen house and a run.
So, yeah the footprint of the whole structure is 8'x16'. The area where they spend time at night on the roosting bars (hen house) is 8'x4'
If you look at...
Here's mine! It's been a ton of work, but a fun project!
TL;DR, Wanted to buy a coop from carolinacoops.com, but they were backlogged. Decided to try building my own and that gave me the opportunity for tweaks to make this coop my own. I didn't end up saving any money (still cost about $5000...