Ryerson is an incorporated township in the Almaguin Highlands region of Parry Sound District in northeastern Ontario, Canada. It had a popula…Ryerson is an incorporated township in the Almaguin Highlands region of Parry Sound District in northeastern Ontario, Canada. It had a population of 745 in the 2021 Canadian census. It was named after Egerton Ryerson, the Chief Superintendent of Education for Ontario from 1844 to 1876.