As hunting dogs, their instincts will often tell them to chase smaller creatures, however, they generally get on well with other dogs and humans too. If they are going to be housed with other pets, ideally, they should be raised together.
If used for hunting, then you should expect them to display aggressive tendencies towards their prey. Also if they feel provoked then they may show signs of aggression, however, they aren’t known to be a breed that is prone to biting.
Treeing Walker Coonhounds can be a bit wary around strangers so you may find that they bark initially, however, this isn’t a sign of aggression, but rather a warning to you that others are in your company.
Generally, coonhounds are known to be easy going, good natured dogs that are also quite outgoing. Though they may appear a tough breed, you will actually find that coonhounds can be quite sensitive, so it is easy to hurt their feelings. They are also really expressive.