Welcome to the official LinkedIn Page for Perth County, Ontario, Canada. This page is monitored Monday to Friday between 8:30am and 4:30pm. Perth County is a rich agricultural community, diverse in its heritage and culture. It's located in the centre of Southwestern Ontario and is comprised of thriving communities that are fit for your business and life. The four member municipalities are the Municipality of North Perth, the Municipality of West Perth, the Township of Perth East, and the Township of Perth South.