Current Ontario Counties, Districts, and Municipalities

Canada   Ontario    Current County Equivalents

These are the current counties, including the districts, and municipalities that function as the equivalents of counties within Ontario. Some of the newest jurisdictions may not be reflected in the Family History Library Catalog.

Counties
Bruce· Dufferin· Essex· Frontenac· Grey· Haliburton· Hastings· Huron· Lambton· Lanark· Leeds and Grenville· Lennox and Addington· Middlesex· Northumberland· Perth· Peterborough· Prescott and Russell· Renfrew· Simcoe· Stormont, Dundas and Glengarry· Wellington

Districts
Algoma· Cochrane· Kenora· Manitoulin· Nipissing· Parry Sound· Rainy River· Sudbury· Thunder Bay· Timiskaming

Regional municipalities
Durham· Halton· Muskoka· Niagara· Oxford· Peel· Waterloo· York

Single-tier municipalities
Brant· Brantford· Chatham-Kent· Greater Sudbury· Haldimand· Hamilton· Kawartha Lakes· Norfolk· Ottawa· Prince Edward· Toronto

Separated municipalities
Barrie· Belleville· Brockville· Gananoque· Guelph· Kingston· London· Orillia· Pembroke· Peterborough· Prescott· Quinte West· Smiths Falls· St. Marys· St. Thomas· Stratford· Windsor