Ministry of Public and Business Service Delivery
Using the map below, click your pointer on the area you are interested in. It will take you to a second map showing the Counties and Districts in that region. Click on the one you want and it will take you a detailed map of that County or District. If your browser does not support image maps there is a linked list of the areas below, complete with the contained counties and districts.
The Changing Shape of Ontario Home | Ontario's boundaries 1774-1912 | Early Districts and Counties
Districts of Northern Ontario | Post-World War II Regional Municipal Governments
Maps of Southern Ontario circa 1951 by County | Maps of Southern Ontario circa 1951 by Geographical Location
Municipal Restructuring since 1996 | Sources of Information