They are social animals and socializing with you is not enough. They will become lonely and become sick or die. While this is a review about monkeys in general, when specifications are mentioned, the size of monkey that is being referred to is the size of a Capuchin, Squirrel or Spider Monkey. If they are in fact legal in your state, it may be illegal in your county, city or even neighborhood. Purchasing a monkey Find a primate veterinarian before purchasing a monkey.
Primate veterinarians are few and far between.
I have listed two examples of what a monkey can cost. This does not include the enormous cost of housing, feeding, and maintaining a monkey. Pet stores rarely will carry a monkey. Dealing with a wholesaler is sometimes risky business. It is difficult to obtain information on many of these dealers.