Trust me when I say "small" and "7 chickens" are mutually exclusive. You will need at least 28 sq. ft. of COOP space and 70 sq. ft. of run space for 7 chickens. How about starting with 2 or 3? I have 7 chickens, and I'm on the second coop (6x8') because the original one was WAAAAAY too small...