A Jersey cow is a small breed of dairy cattle that was originally bred in the Channel Islands of Jersey. This breed of cow is popular because of the high butterfat content of its milk. There is also lower maintenance costs associated with this type of cow because of its lower bodyweight. It is also a gentle type of cattle. The price of a Jersey cow depends on a number of things, most obviously the condition of the cow itself. A Jersey cow can go for several hundred to several thousand dollars.