The Markham Fairgrounds are located on the North East corner of McCowan Road and Elgin Mills Road. (10801 McCowan Road)
McCowan Road runs North/South and is the first road west of Hwy#48(Markham Road)
There is an exit for McCowan Road from Hwy#401 and also an exit for McCowan Road from Hwy#407. Markham Fairgrounds are North of both Highways.
The Markham Fairgrounds are accessible from Hwy#404 via the Elgin Mills Road exit.