A number of people needed medical treatment at a residence in Balm Beach in Tiny Township after Southern Georgian Bay OPP said they were assaulted with a wooden object.
Police were called to Oliver Drive where they located a suspect at the scene.
One of the injured was taken to the Midland hospital for further treatment of his injuries and later released.
A 26 year old Penetanguishene man is up on a number of charges including four counts each of assault and assault with a weapon, two counts of mischief under $5,000, and one count of possession of a weapon for a dangerous purpose.
The investigation is ongoing and police believe this is an isolated incident.