The population estimates are produced by the Demography Division, Statistics Canada, and are based on the census counts adjusted for net under-coverage. The data used are population estimates by single year of age (up to 90+) and sex for Ontario’s Census Subdivisions (CSD), as of July 1, 1986–2016.
The latest update to the population estimates are final intercensal up to 2010, final postcensal for 2011 to 2013, updated postcensal for 2014 to 2016 and preliminary postcensal for 2017.