Thanks for the reply! I'm 99% sure it is neither a Easter Egger or Welsummer because I ordered those types and Ideal said they would not send an extra chick that was the same as any I had ordered.
Can't decide but IF you are giving it away free on Craig's list- people won't care if you don't know the breed or sex. FREE brings everyone out of the woodwork, especially those who have devious reasons for wanting it.