The following outline is provided as an overview of and topical guide to Ontario:

Ontario – one of the provinces of Canada, located in east-central Canada. It is Canada's most populous province or territory and fourth largest in total area. It is home to the nation's capital city, Ottawa, and the nation's most populous city, Toronto.

Outline of Ontario

General reference

Pronunciation: Common English name(s): Ontario Official English name(s): Ontario Nicknames: The Heartland Province The Province of Opportunity (dated, official provincial slogan, formerly seen on provincial highway construction project signs) Common endonym(s): Ontario Official endonym(s): Ontario Adjectival(s): Ontario Demonym(s): Ontarian

Outline of Ontario

Geography of Ontario

Geography of Ontario

Ontario is: a province of Canada. Canada is: a country Population of Ontario: 12,851,821 (2011 census) Area of Ontario: 917,741 km2 (354,342 sq mi) 85.3% land 14.7% water List of Ontario area codes Atlas of Ontario

Outline of Ontario

Location

Ontario is situated within the following regions: Northern Hemisphere, Western Hemisphere Americas North America Northern America Laurentia Canada Central Canada Eastern Canada Canadian Shield Time zones (see also Time in Canada): Eastern Standard Time (UTC-05), Eastern Daylight Time (UTC-04) – includes most of the province Extreme points of Ontario Highest point of Ontario Landforms of Ontario

Environment of Ontario

Environment of Ontario

Climate of Ontario

Ecology of Ontario

Ecoregions in Ontario

Renewable energy in Ontario

Geology of Ontario

Protected areas of Ontario

Biosphere reserves in Ontario

National parks in Ontario

List of designated places in Ontario

List of historic places in Ontario

List of National Historic Sites of Canada in Ontario

List of Ontario provincial parks

Wildlife of Ontario

Flora of Ontario

Fauna of Ontario

Birds of Ontario

Mammals of Ontario

Natural geographic features of Ontario

Landforms of Ontario

Fjords of Ontario

Glaciers of Ontario

Islands of Ontario

Lakes of Ontario

List of dams and reservoirs in Ontario

Rivers of Ontario

Waterfalls of Ontario

Mountains of Ontario

Volcanoes in Ontario

Valleys of Ontario

Heritage sites in Ontario

World Heritage Sites in Ontario (1) Rideau Canal National Historic Sites of Canada in Ontario

Regions of Ontario

Southern Ontario

Central Ontario

Eastern Ontario

Golden Horseshoe

Southwestern Ontario

Northern Ontario

Northeastern Ontario

Northwestern Ontario

Great Lakes

Administrative divisions of Ontario

Administrative divisions of Ontario

List of census agglomerations in Ontario

List of census divisions of Ontario

List of census subdivisions in Ontario

List of communities in Ontario

List of ghost towns in Ontario

List of Ontario census divisions by population

List of townships in Ontario

List of municipalities in Ontario

List of Ontario federal electoral districts

List of Ontario separated municipalities

List of Ontario provincial electoral districts

List of population centres in Ontario

Counties and districts of Ontario

The counties of Ontario, each followed by its county seat:

Bruce County (Walkerton) Dufferin County (Orangeville) Elgin County (St. Thomas) Essex County (Essex) Frontenac County (Kingston) Grey County (Owen Sound) Haliburton County (Minden) Hastings County (Belleville) Huron County (Goderich) Lambton County (Wyoming) Lanark County (Perth) Leeds and Grenville United Counties (Brockville) Lennox and Addington County (Napanee) Middlesex County (London) Northumberland County (Cobourg) Perth County (Stratford) Peterborough County (Peterborough) Prescott and Russell United Counties (L'Orignal) Renfrew County (Pembroke) Simcoe County (Springwater Township) Stormont, Dundas and Glengarry United Counties (Cornwall) Wellington County (Guelph)

The districts of Ontario, each followed by its district seat:

Algoma District (Sault Ste. Marie) Cochrane District (Cochrane) Kenora District (Kenora) Manitoulin District (Gore Bay) Nipissing District (North Bay) Parry Sound District (Parry Sound) Rainy River District (Fort Frances) Sudbury District (Espanola) Thunder Bay District (Thunder Bay) Timiskaming District (Haileybury)