#20 – Rhesus Macaque – $3,500
There are some people ready to pay on average $3,500 to have a monkey as their pet. The most available monkey species that can be used as pets are the Rhesus Macaques.
This species is widely used and purchased as test animals, but if you are lucky enough, you can buy one as your pet. Some owners of Rhesus Macaques even take their pet monkeys out for a walk. If you happen to own one and go for a walk, you may bring massive attention upon yourself.