Ontario County Map

Ontario County Map



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About Ontario County Map

Expore the county map of Ontario or district map showing 51 first level administrative divisions including regional municipalities, single-tier municipalities, districts, and counties.

Census Divisions of Ontario

Ontario's single-tier municipalities that are also recognized as census divisions:

Single-Tier MunicipalitySeatPopulation in 2016Primary RegionSecondary RegionArea in km2Density per km2
Municipality of Chatham-KentChatham102,042SouthernSouthwestern2,45841
City of Greater SudburySudbury161,647NorthernNortheastern3,23950
Haldimand-NorfolkCayuga, Simcoe109,787SouthernSouthwestern2,89538
City of HamiltonHamilton536,917SouthernGolden Horseshoe1,117481
City of Kawartha LakesLindsay75,423SouthernCentral3,08425
City of OttawaOttawa934,243SouthernEastern2,790335
Prince Edward CountyPicton24,735SouthernCentral1,05024
County of BrantBurford134,808SouthernSouthwestern1,093123
City of TorontoToronto2,731,571SouthernGolden Horseshoe6304,334


Ontario's Current Regional Municipalities:

Regional municipalityRegional SeatPopulation in 2016Primary RegionSecondary RegionArea in km2Density per km2
Regional Municipality of DurhamWhitby645,862SouthernGolden Horseshoe2,524255.9
Regional Municipality of HaltonOakville548,435SouthernGolden Horseshoe964568.9
District Municipality of MuskokaBracebridge60,599NorthernNortheastern3,94015.4
Regional Municipality of NiagaraThorold447,888SouthernGolden Horseshoe1,854241.5
Oxford CountyWoodstock110,862SouthernSouthwestern2,04054.4
Regional Municipality of PeelBrampton1,381,739SouthernGolden Horseshoe1,2471,108.10
Regional Municipality of WaterlooKitchener535,154SouthernSouthwestern1,369390.9
Regional Municipality of YorkNewmarket1,109,909SouthernGolden Horseshoe1,762629.9


Counties in Ontario

CountyCounty SeatPopulation in 2016Primary RegionSecondary RegionArea in km2Density in per km2
Bruce CountyWalkerton68,147SouthernSouthwestern4,09017
Dufferin CountyOrangeville61,735SouthernCentral1,48642
Elgin CountySt. Thomas88,978SouthernSouthwestern1,88147
Essex CountyEssex398,953SouthernSouthwestern1,851216
Frontenac CountyKingston150,475SouthernEastern3,78840
Grey CountyOwen Sound93,830SouthernSouthwestern4,51421
Haliburton CountyMinden18,062SouthernCentral4,0764
Hastings CountyBelleville136,445SouthernCentral6,10422
Huron CountyGoderich59,297SouthernSouthwestern3,39917
Lambton CountyWyoming126,638SouthernSouthwestern3,00242
Lanark CountyPerth68,698SouthernEastern3,03623
United Counties of Leeds and GrenvilleBrockville100,546SouthernEastern3,38329.7
Lennox and Addington CountyNapanee42,888SouthernEastern2,84015.1
Middlesex CountyLondon455,526SouthernSouthwestern3,317.27137.3
Northumberland CountyCobourg85,598SouthernCentral1,905.1544.9
Perth CountyStratford76,796SouthernSouthwestern2,218.5234.6
Peterborough CountyPeterborough138,236SouthernCentral3,848.2035.9
United Counties of Prescott and RussellL'Orignal89,333SouthernEastern2,004.4744.6
Renfrew CountyPembroke102,394SouthernEastern7,448.5713.7
Simcoe CountyMidhurst479,650SouthernCentral4,859.6498.7
United Counties of Stormont, Dundas and GlengarryCornwall113,429SouthernEastern3,309.8734.3
Wellington CountyGuelph222,726SouthernSouthwestern2,660.5783.7


List of Districts in Ontario

DistrictDistrict SeatPopulation in 2016Primary RegionSecondary RegionArea in km2Density in per km2
Algoma DistrictSault Ste. Marie114,094NorthernNortheastern48,8152.3
Cochrane DistrictCochrane79,682NorthernNortheastern141,2690.6
Kenora DistrictKenora65,533NorthernNorthwestern407,2690.2
Manitoulin DistrictGore Bay13,255NorthernNortheastern3,1074.3
Nipissing DistrictNorth Bay83,150NorthernNortheastern17,1044.9
Parry Sound DistrictParry Sound42,824NorthernNortheastern9,3264.60
Rainy River DistrictFort Frances20,110NorthernNorthwestern15,4871.3
Sudbury DistrictEspanola21,546NorthernNortheastern40,2050.5
Thunder Bay DistrictThunder Bay146,048NorthernNorthwestern103,7231.4
Timiskaming DistrictHaileybury32,251NorthernNortheastern13,3032.4


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