List of unincorporated communities in Ontario

The following is a list of unincorporated and informal communities in the province of Ontario, Canada. These communities are not independent communities, these are usually a part of a township for the district, within a county. In non-urban areas, these are postal addresses.

Note: this list is not necessarily organized by municipality. For organized municipalities see list of municipalities in Ontario and for census subdivisions see list of census subdivisions in Ontario.