I hate autocorrect sometimes. I wanted this post to say silkies, but it was changed to sickies...so NOT right! 49 x 30 is about the size of my area they stay in. Oh, don't forget to put string or rope across the top of your fence. We had an eagle try and make lunch out of our buff...
Sickies are good, like to be touched. Our first were buff Orpingtons and make great pets. Ours lay really large eggs. Can't close the lid on the egg cartons sometimes. Your coop sounds ok, but to me, your run sounds a bit small. We do let our chickens out to run free on our acre plus yard...