Breadcrumb Home / About Us / Programs / OpenData Size of Municipal Council and Population This data set includes a list of all municipalities, by tier (Lower Tier, Separated, Single Tier and Upper Tier), size of council for the 2018-22 election year, including population (2016 Census) Youth Population The data set contains the youth population per municipality. Source: MPAC and Stats Can and 2019 FIRS. Municipal Populations Number of Municipalities by Population Range Number of Municipalities by Tier Municipalities - At large vs Ward List of municipalities that are At large or Ward, or both. Status at 2018 Municipal Elections. Number of Members on Council for the 2022-2026 Municipal Election Year Number of Members on Council (including Head of Council) for the 2022-2026 Municipal Election Year & Municipal Population (Population Source: 2021 Census Canada) Seats on Council The chart illustrates the number of municipalities with different number of council seats. There is a minimum of five members of council, one of whom is the head of council. 45% or 195 of all 444 municipalities in Ontario have a council size of 5 members.