you sound like one of them neighbours who has to moan about everything!
we have 9 chickens they arnt noisey at all, but they attract rats (good fun to shoot um tho) but your worse problem will be in the summer, chicken **** stinks man! lol your gonna have fun with that. luckily we have a bit of land and ours are no where near the house! if she dont clean um out every 4 days you are screwed!