Province
The population development of Ontario according to official estimates.
| Name | Abbr. | Status | Capital | Area A-L (km²) | Population Estimate (E) 1981-07-01 | Population Estimate (E) 1991-07-01 | Population Estimate (E) 2001-07-01 | Population Estimate (E) 2007-07-01 | Population Estimate (E) 2012-07-01 | Population Estimate (E) 2017-07-01 | Population Estimate (E) 2019-07-01 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Canada | CAN | Fed | Ottawa | 8,965,121 | 24,819,915 | 28,037,420 | 31,020,902 | 32,887,928 | 34,752,128 | 36,543,321 | 37,589,262 | |||
| Ontario | ONT | Prov | Toronto | 908,608 | 8,812,286 | 10,431,316 | 11,897,534 | 12,764,195 | 13,410,082 | 14,072,615 | 14,566,547 | 90860800 | → |
- Statistics Canada (web).
Major Cities
| Name | Population Estimate (E) 2019-07-01 | |
|---|---|---|
| 1 | Toronto | 2,965,713 |
| 2 | Ottawa | 1,028,514 |
| 3 | Mississauga | 769,050 |
| 4 | Brampton | 696,975 |
| 5 | Hamilton | 574,263 |
| 6 | London | 426,139 |
| 7 | Markham | 343,698 |
| 8 | Vaughan | 325,678 |
| 9 | Kitchener | 263,790 |
Contents: Cities & Towns
The population of all cities and towns with more than 10,000 inhabitants (plus some selected municipalities) in Ontario according to census results and latest official estimates.
| Name | Status | Population Census (C) 1981-06-03 | Population Census (C) 1991-06-04 | Population Census (C) 2001-05-15 | Population Estimate (E) 2007-07-01 | Population Estimate (E) 2012-07-01 | Population Estimate (E) 2017-07-01 | Population Estimate (E) 2019-07-01 | Area | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ajax | Town | 25,475 | 57,350 | 73,753 | 99,888 | 115,435 | 125,011 | 129,490 | 6700 | → | |
| Amherstburg | Town | ... | ... | 20,339 | 22,646 | 22,142 | 22,751 | 23,239 | 18561 | → | |
| Aurora | Town | ... | 29,455 | 40,167 | 50,448 | 55,020 | 59,114 | 62,400 | 4985 | → | |
| Barrie | City | 38,423 | 62,725 | 103,710 | 136,336 | 142,135 | 145,541 | 149,302 | 9904 | → | |
| Belleville | City | ... | 45,070 | 46,029 | 50,899 | 50,847 | 53,025 | 54,633 | 24725 | → | |
| Bracebridge | Town | ... | 12,310 | 13,751 | 15,942 | 16,125 | 16,845 | 17,451 | 62822 | → | |
| Bradford West Gwillimbury | Town | ... | 17,700 | 22,228 | 25,326 | 30,712 | 39,673 | 42,968 | 20104 | → | |
| Brampton | City | 149,030 | 234,445 | 325,428 | 476,396 | 555,850 | 638,769 | 696,975 | 26636 | → | |
| Brant (incl. Paris) | City | ... | ... | 31,669 | 36,002 | 37,010 | 37,144 | 38,419 | 84325 | → | |
| Brantford | City | 74,315 | 81,995 | 86,417 | 94,021 | 96,735 | 102,745 | 104,902 | 7244 | → | |
| Brockville | City | 19,896 | 21,580 | 21,375 | 22,554 | 22,289 | 21,779 | 22,016 | 2085 | → | |
| Burlington | City | 114,853 | 129,575 | 150,836 | 171,889 | 182,992 | 188,900 | 190,194 | 18566 | → | |
| Caledon (incl. Bolton) | Town | 26,645 | 34,965 | 50,605 | 60,316 | 62,347 | 71,726 | 75,969 | 68816 | → | |
| Cambridge | City | 77,183 | 92,770 | 110,372 | 126,285 | 131,448 | 135,249 | 139,996 | 11301 | → | |
| Carleton Place | Town | ... | 7,435 | ... | 9,797 | 10,150 | 11,113 | 11,426 | 905 | → | |
| Chatham - Kent | Com | ... | 109,590 | 107,341 | 110,737 | 105,591 | 104,836 | 105,666 | 245790 | → | |
| Clarence-Rockland | City | ... | 15,755 | 19,612 | 22,068 | 24,386 | 25,268 | 26,071 | 29771 | → | |
| Clarington (incl. Bowmanville, Newcastle) | Com | 32,229 | 49,480 | 69,834 | 82,434 | 88,935 | 97,155 | 100,562 | 61140 | → | |
| Cobourg | Town | ... | 15,080 | 17,172 | 18,679 | 19,353 | 20,207 | 20,170 | 2236 | → | |
| Collingwood | Town | 12,064 | 13,505 | 16,039 | 17,796 | 20,683 | 22,835 | 23,981 | 3378 | → | |
| Cornwall | City | 46,144 | 47,135 | 45,640 | 47,303 | 47,509 | 47,774 | 48,560 | 6156 | → | |
| East Gwillimbury (incl. Holland Landing, Sharon) | Town | ... | 18,365 | 20,555 | 21,988 | 23,225 | 25,979 | 32,040 | 24504 | → | |
| Elliot Lake | City | 16,723 | 14,085 | 11,956 | 11,686 | 11,279 | 11,092 | 11,384 | 71465 | → | |
| Erin | Town | ... | 10,050 | 11,052 | 11,500 | 11,170 | 11,798 | 11,948 | 29776 | → | |
| Essex | Town | ... | ... | 20,085 | 20,625 | 20,162 | 21,118 | 21,441 | 27797 | → | |
| Fort Erie | Town | 24,096 | 26,010 | 28,143 | 30,943 | 30,796 | 31,917 | 32,834 | 16627 | → | |
| Georgina (incl. Keswick) | Town | ... | 29,745 | 39,263 | 43,965 | 45,058 | 47,293 | 47,585 | 28775 | → | |
| Gravenhurst | Town | ... | 9,990 | 10,899 | 11,666 | 12,368 | 12,973 | 13,246 | 51806 | → | |
| Greater Napanee (incl. Napanee) | Town | ... | 14,515 | 15,132 | 15,789 | 16,116 | 16,261 | 16,587 | 46117 | → | |
| Greater Sudbury (Grand Sudbury) | City | ... | 161,150 | 155,219 | 164,334 | 165,293 | 166,325 | 168,813 | 322835 | → | |
| Grimsby | Town | 15,797 | 18,520 | 21,297 | 25,080 | 26,468 | 28,304 | 29,331 | 6893 | → | |
| Guelph | City | 71,207 | 87,975 | 106,170 | 120,333 | 127,665 | 138,165 | 143,169 | 8722 | → | |
| Haldimand County (incl. Cayuga, Caledonia, Hagersville) | City | ... | 43,295 | 43,728 | 46,665 | 45,705 | 47,530 | 50,119 | 125154 | → | |
| Halton Hills (incl. Acton, Georgetown) | Town | 35,190 | 36,820 | 48,184 | 58,255 | 60,903 | 63,625 | 64,290 | 27627 | → | |
| Hamilton | City | ... | 451,665 | 490,268 | 523,918 | 538,434 | 559,750 | 574,263 | 111729 | → | |
| Hawkesbury | Town | 9,877 | 9,705 | 10,319 | 11,066 | 10,769 | 10,465 | 10,525 | 962 | → | |
| Huntsville | Town | ... | 14,995 | 17,338 | 19,280 | 19,698 | 20,682 | 21,536 | 71001 | → | |
| Ingersoll | Town | ... | 9,380 | 10,977 | 12,283 | 12,640 | 13,417 | 13,942 | 1275 | → | |
| Innisfil | Town | ... | 21,665 | 28,666 | 32,173 | 33,755 | 38,673 | 40,743 | 26271 | → | |
| Kawartha Lakes (incl. Lindsay) | City | ... | 63,330 | 69,179 | 76,175 | 75,520 | 78,494 | 80,516 | 308438 | → | |
| Kenora | City | ... | 15,910 | 15,838 | 15,727 | 15,646 | 15,734 | 15,483 | 21159 | → | |
| Kingston | City | ... | 107,835 | 114,195 | 122,253 | 126,695 | 130,194 | 135,204 | 45119 | → | |
| Kingsville | Town | ... | 17,335 | 19,619 | 21,822 | 22,017 | 22,516 | 23,025 | 24683 | → | |
| Kitchener | City | 139,734 | 168,285 | 190,399 | 214,992 | 228,888 | 248,099 | 263,790 | 13677 | → | |
| Lakeshore (incl. Belle River, Tilbury) | Town | ... | 23,725 | 28,746 | 35,316 | 35,879 | 38,496 | 40,132 | 53033 | → | |
| LaSalle | Town | ... | 16,625 | 25,285 | 29,287 | 29,603 | 31,942 | 32,832 | 6535 | → | |
| Leamington | Mun | ... | ... | 27,138 | 29,981 | 28,864 | 28,637 | 29,523 | 26201 | → | |
| Lincoln (incl. Beamsville) | Town | 14,196 | 17,150 | 20,612 | 22,602 | 23,361 | 24,361 | 24,431 | 16281 | → | |
| London | City | 254,280 | 303,165 | 336,539 | 368,065 | 380,426 | 404,983 | 426,139 | 42035 | → | |
| Markham | Town | 77,037 | 153,810 | 208,615 | 282,858 | 318,025 | 338,487 | 343,698 | 21235 | → | |
| Midland | Town | ... | 13,865 | 16,214 | 16,942 | 17,032 | 17,695 | 17,936 | 3534 | → | |
| Milton | Town | 28,067 | 32,075 | 31,471 | 61,727 | 93,676 | 117,995 | 129,334 | 36322 | → | |
| Mississauga | City | 315,056 | 463,385 | 612,925 | 707,091 | 738,907 | 751,951 | 769,050 | 29243 | → | |
| Mississippi Mills (incl. Almonte) | Town | ... | ... | 11,647 | 12,209 | 12,765 | 13,818 | 14,476 | 51958 | → | |
| Mono | Town | ... | 5,785 | 6,912 | 7,409 | 7,773 | 9,575 | 10,353 | 27783 | → | |
| Newmarket | Town | 29,753 | 45,475 | 65,788 | 78,247 | 83,475 | 87,214 | 89,496 | 3845 | → | |
| New Tecumseth (incl. Alliston) | Town | ... | 20,240 | 26,141 | 29,263 | 32,074 | 37,760 | 41,439 | 27421 | → | |
| Niagara Falls | City | 70,960 | 75,400 | 78,815 | 84,820 | 86,250 | 91,982 | 95,570 | 20973 | → | |
| Niagara-on-the-Lake | Town | ... | 12,945 | 13,839 | 15,329 | 15,988 | 18,404 | 18,865 | 13281 | → | |
| Norfolk County (incl. Simcoe) | City | ... | 55,325 | 60,847 | 64,554 | 64,626 | 66,541 | 69,027 | 160755 | → | |
| North Bay | City | 51,268 | 55,405 | 52,771 | 55,611 | 54,619 | 53,417 | 53,816 | 31911 | → | |
| Oakville | Town | 75,773 | 114,670 | 144,738 | 176,127 | 189,726 | 202,442 | 212,551 | 13889 | → | |
| Orangeville | Town | 13,740 | 17,920 | 25,248 | 28,169 | 28,739 | 29,850 | 30,295 | 1561 | → | |
| Orillia | City | 23,955 | 25,925 | 29,121 | 30,986 | 31,173 | 32,507 | 33,460 | 2858 | → | |
| Oshawa | City | 117,519 | 129,345 | 139,051 | 147,035 | 155,219 | 166,874 | 175,220 | 14564 | → | |
| Ottawa | City | ... | 678,145 | 774,072 | 855,674 | 921,644 | 983,901 | 1,028,514 | 279030 | → | |
| Owen Sound | City | 19,883 | 21,675 | 21,456 | 22,436 | 21,946 | 21,816 | 21,730 | 2427 | → | |
| Pelham | Town | ... | 13,330 | 15,272 | 16,711 | 17,059 | 17,903 | 18,007 | 12643 | → | |
| Pembroke | City | 14,026 | 14,000 | 13,490 | 14,461 | 14,669 | 14,126 | 14,206 | 1456 | → | |
| Petawawa | Town | ... | ... | 14,398 | 15,570 | 16,726 | 18,187 | 18,434 | 16669 | → | |
| Peterborough | City | 60,620 | 68,370 | 71,446 | 78,511 | 81,090 | 84,429 | 86,469 | 6425 | → | |
| Pickering | City | 37,754 | 68,630 | 87,139 | 91,288 | 91,571 | 95,658 | 98,817 | 23155 | → | |
| Port Colborne | City | ... | 18,765 | 18,450 | 18,968 | 18,906 | 18,880 | 18,975 | 12196 | → | |
| Port Hope | Mun | ... | 15,240 | 15,605 | 16,705 | 16,668 | 17,595 | 17,613 | 27887 | → | |
| Prince Edward County (incl. Picton) | City | ... | 23,765 | 24,901 | 25,924 | 25,538 | 25,280 | 25,406 | 105049 | → | |
| Quinte West (incl. Trenton) | City | ... | 42,640 | 41,366 | 44,275 | 44,190 | 45,389 | 46,824 | 49402 | → | |
| Richmond Hill | Town | 37,778 | 80,140 | 132,030 | 177,190 | 194,033 | 200,050 | 203,996 | 10111 | → | |
| Sarnia | City | ... | 74,375 | 70,876 | 73,915 | 74,036 | 73,415 | 74,779 | 16485 | → | |
| Saugeen Shores (incl. Port Elgin, Southampton) | Town | ... | 11,840 | 11,388 | 12,178 | 13,191 | 14,461 | 15,125 | 17105 | → | |
| Sault Ste. Marie | City | 82,697 | 81,480 | 74,566 | 77,492 | 76,642 | 74,770 | 74,989 | 22324 | → | |
| St. Catharines | City | 124,018 | 129,300 | 129,170 | 135,617 | 135,403 | 137,732 | 141,294 | 9613 | → | |
| St. Thomas | City | ... | 29,990 | 33,303 | 37,978 | 39,066 | 40,470 | 41,795 | 3563 | → | |
| Stratford | City | ... | 27,665 | 29,780 | 31,547 | 31,961 | 32,707 | 33,434 | 2828 | → | |
| Tecumseh | Town | ... | ... | 24,289 | 24,957 | 24,006 | 24,115 | 24,064 | 9464 | → | |
| Temiskaming Shores (incl. Haileybury, New Liskeard) | City | ... | 11,665 | 10,630 | 10,558 | 10,592 | 10,260 | 10,335 | 17811 | → | |
| Thorold | City | ... | 17,540 | 18,048 | 18,842 | 18,157 | 19,916 | 21,663 | 8299 | → | |
| Thunder Bay | City | 112,486 | 113,945 | 109,016 | 112,118 | 111,374 | 111,698 | 112,740 | 32836 | → | |
| Tillsonburg | Town | 10,487 | 12,020 | 14,052 | 15,272 | 15,976 | 16,562 | 17,230 | 2233 | → | |
| Timmins | City | 46,114 | 47,460 | 43,686 | 44,559 | 44,231 | 42,484 | 42,561 | 297883 | → | |
| Toronto | City | ... | 2,275,770 | 2,481,494 | 2,612,643 | 2,737,698 | 2,864,111 | 2,965,713 | 63020 | → | |
| Vaughan | City | 29,674 | 111,360 | 182,022 | 259,651 | 304,196 | 317,189 | 325,678 | 27356 | → | |
| Wasaga Beach | Town | ... | 6,225 | 12,419 | 16,052 | 18,503 | 22,013 | 22,993 | 5864 | → | |
| Waterloo | City | 49,428 | 71,180 | 86,543 | 102,476 | 102,759 | 111,818 | 119,869 | 6402 | → | |
| Welland | City | 45,448 | 47,915 | 48,402 | 52,037 | 52,081 | 54,208 | 55,666 | 8104 | → | |
| Whitby | Town | 36,698 | 61,280 | 87,413 | 118,533 | 128,095 | 133,899 | 136,594 | 14666 | → | |
| Whitchurch - Stouffville | Town | 13,557 | 18,360 | 22,008 | 28,011 | 41,743 | 48,119 | 49,735 | 20622 | → | |
| Windsor | City | 192,083 | 191,435 | 209,218 | 223,129 | 218,308 | 225,594 | 234,048 | 14638 | → | |
| Woodstock | City | ... | 30,075 | 33,269 | 37,367 | 39,716 | 43,233 | 45,437 | 4897 | → |
- Statistics Canada (web).