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Ontario

Province in Canada

Contents: Subdivision

The population development in Ontario as well as related information and services (Wikipedia, Google, images).

The Details icon links to further information about a selected division including its population structure (gender, age groups, age distribution, country of birth, mother tongue).

NameStatusPopulation
Estimate
2002-07-01		Population
Estimate
2007-07-01		Population
Estimate
2012-07-01		Population
Estimate
2017-07-01		Population
Estimate
2022-07-01		Population
Estimate
2025-07-01
OntarioProvince12,093,41212,765,13313,392,36414,078,49915,141,45516,258,260
AlgomaDistrict122,642120,958118,809117,348121,132128,138
BrantCensus Division130,079136,537140,467146,759162,213177,094
BruceCounty66,91967,29768,05370,92677,61280,773
Chatham-KentCensus Division111,546111,088105,982105,191109,458113,070
CochraneDistrict88,34886,03382,95881,22881,70485,298
DufferinCounty53,86756,93458,62265,00270,21673,810
DurhamRegional Municipality538,310594,159634,901675,213745,514810,075
ElginCounty85,20389,07589,99492,495100,381106,644
EssexCounty397,718407,309400,841417,046452,817489,176
FrontenacCounty146,302149,488153,658158,784172,602180,952
Greater Sudbury / Grand SudburyCensus Division160,850164,357165,448167,333175,135188,645
GreyCounty93,20795,16694,81697,846107,706114,545
Haldimand-NorfolkCensus Division110,152112,055111,401114,750125,775133,027
HaliburtonCounty15,90116,67317,70319,07722,13223,228
HaltonRegional Municipality403,494468,275527,692573,874630,507666,454
HamiltonCensus Division514,981524,348539,092562,009602,551640,465
HastingsCounty133,468137,448138,332142,421154,917161,833
HuronCounty61,82360,98359,83860,95364,85367,248
Kawartha LakesCensus Division72,89276,15275,48678,39883,71085,351
KenoraDistrict66,95368,08469,66570,24873,02273,790
LambtonCounty132,311132,253131,158130,547137,919143,729
LanarkCounty65,44766,05767,71571,40480,76384,820
Leeds and GrenvilleUnited Counties100,863102,218102,109103,444109,394111,314
Lennox and AddingtonCounty41,05741,91343,53244,27647,44949,127
ManitoulinDistrict12,70912,97713,41213,58414,60714,872
MiddlesexCounty426,905442,884456,058484,463542,578584,933
MuskokaDistrict Municipality56,37159,79961,21863,86571,41374,073
NiagaraRegional Municipality430,492441,761445,844468,575508,782551,128
NipissingDistrict86,56087,13486,99286,28590,73999,155
NorthumberlandCounty81,07583,46884,72989,14294,21696,779
OttawaCensus Division818,340855,764922,564985,9941,082,5671,188,114
OxfordCounty103,621106,370110,021116,319129,923139,345
Parry SoundDistrict41,43142,46043,25444,69949,49150,892
PeelRegional Municipality1,074,5271,244,6021,357,0281,451,1391,529,1791,632,557
PerthCounty76,84576,94977,55779,96686,53690,026
PeterboroughCounty132,634137,392138,688145,077156,879169,985
Prescott and RussellUnited Counties80,31383,80988,96392,547101,850109,142
Prince EdwardCensus Division26,06825,85025,46625,24226,74527,544
Rainy RiverDistrict22,61821,83020,59120,39620,15320,123
RenfrewCounty99,133101,823104,435106,076111,985115,329
SimcoeCounty403,752442,259465,553507,773572,131611,297
Stormont, Dundas and GlengarryUnited Counties115,647115,399115,872116,991122,707128,617
SudburyDistrict23,78722,30821,71622,02123,68924,243
Thunder BayDistrict156,491152,270150,230151,018153,572157,958
TimiskamingDistrict35,04934,23033,75132,74432,91433,428
TorontoCensus Division2,603,6552,613,6702,737,0412,856,5572,983,8893,271,830
WaterlooRegional Municipality465,787503,139529,112565,509638,084711,457
WellingtonCounty197,702209,094217,989234,405256,708267,650
YorkRegional Municipality807,567963,0321,086,0081,151,5401,230,6361,299,177
CanadaCountry31,359,19932,888,88634,713,39536,545,07538,935,93441,651,653

Source: Statistics Canada.

Explanation: In contrast to census figures, population estimates are adjusted for underenumeration.

Further information about the population structure:

Gender (E 2025)
Males8,099,514
Females8,158,746
Age Groups (E 2025)
0-17 years2,896,890
18-64 years10,291,673
65+ years3,069,697
Age Distribution (E 2025)
90+ years150,692
80-89 years615,331
70-79 years1,369,948
60-69 years1,991,859
50-59 years1,936,232
40-49 years2,044,489
30-39 years2,484,065
20-29 years2,395,000
10-19 years1,744,375
0-9 years1,526,269
Country of Birth (C 2021)
Canada9,305,955
America738,415
Europe1,115,150
Africa331,430
Asia2,522,925
Oceania17,845
Mother Tongue (C 2021)
English9,179,655
French463,120
Indigenous language14,470
Other language3,773,365
Multiple languages669,180

See also: