I could definitely keep him, we living out in the country. My concern is I am very new and originally only wanted four pullets to start ( for my comfort) I purchased a 4x6 Quaker Style Coop and built a 16x16 run. My understanding is that there should be a ratio of 1 Cockerel for 8 Pullets. I don't believe my coop would house another 5 pullets.
The ideal number of hens for one rooster is about 7-10 (I know, I have too many roos