I chose not to put in dividers so mine it is very wide. My hens all love to cram in side-by-side. Once one of my hens chooses a spot to lay for the day the rest all lay in the same spot. I’ve seen as many as four hens trying to lay together at once.
**Update**
We ended up building a two story somewhat communal nesting box. Each “story” is 14” deep by 14” high and 8’ long. With the angle it’s hard to tell, but there is also a 2x4 board on the ledge for the girls to fly up on so it’s easier to get in (the 2x4 is not part of the 14”...
I'm glad you brought up ventilation for the nesting boxes because that completely slipped my mind and I did not even have that written down on my nesting box sketch. I will definitely build my own and go larger. I have 27 English Orpington's arriving over the next two months. The breeder said...
My chickens are currently in a large barn using an old wooden work bench as just one big communal nesting box. My current Orpington also uses the wood bench with the others so I don’t know how she would fit in a standard size nesting box. I am also switching over to pretty much all English...