 Rawdon was originally part of Montcalm County.From 1920 to 1998, there were two separate municipalities named "Rawdon," the Township of Rawdon and the Village of Rawdon; in 1998, they were united into a single municipality.Historical Census Data - Rawdon, Quebec

In summer, the population is said to double and even sometimes triple due to tourism and the presence of many cottages in the vicinity.