This was just forwarded to me. I know it doesn't answer the OP question directly, but it looks like a fun tour and a good resource for people who probably know the answer:
All Friends of Urban Chickens,
JOIN US for our first annual
Hen-apalooza: Chicagoland Chicken Coop Tour
SUNDAY, OCTOBER 3, from 10AM to 3PM
FREE, children welcome accompanied by an adult (but NO DOGS, please!)
The tour is self-guided: make your own route of up to 15 coop locations in Chicago and Oak Park (MAP
More INFO via our Facebook Event Page
REGISTER NOW for Angelic Organics Learning Center's next Backyard Chicken Care Workshop
Saturday, November 6, from 10AM to 1PM.
6400 S Kimbark Avenue, Chicago
(Woodlawn neighborhood @ First Presbyterian Church of Chicago)
Please forward this notice onward, and we hope to see you!
Angelic Organics Learning Center and the Chicago Chicken Enthusiasts (Google group)