Province
The population development of Ontario according to census results and latest official estimates.
| Name | Abbr. | Status | Capital | Area A-L (km²) | Population Census (C) 1981-06-03 | Population Census (C) 1991-06-04 | Population Census (C) 1996-05-14 | Population Census (C) 2001-05-15 | Population Census (C) 2006-05-16 | Population Census (C) 2011-05-10 | Population Census (C) 2016-05-10 | Population Estimate (E) 2018-07-01 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Canada | CAN | Fed | Ottawa | 8,965,121 | 24,343,181 | 27,296,859 | 28,846,761 | 30,007,094 | 31,612,897 | 33,476,688 | 35,151,728 | 37,058,856 | |||
| Ontario | ONT | Prov | Toronto | 908,608 | 8,625,107 | 10,084,885 | 10,753,573 | 11,410,046 | 12,160,282 | 12,851,821 | 13,448,494 | 14,322,757 | 90860800 | → |
- Census data for one or more incompletely enumerated Indian reserves or settlements are excluded.
- Statistics Canada (web).
Major Cities
| Name | Population Census (C) 2016-05-10 | |
|---|---|---|
| 1 | Toronto | 2,731,571 |
| 2 | Ottawa | 934,243 |
| 3 | Mississauga | 721,599 |
| 4 | Brampton | 593,638 |
| 5 | Hamilton | 536,917 |
| 6 | London | 383,822 |
| 7 | Markham | 328,966 |
| 8 | Vaughan | 306,233 |
| 9 | Kitchener | 233,222 |
| 10 | Windsor | 217,188 |
Contents: Cities & Towns
The population of all cities and towns with more than 10,000 inhabitants (plus some selected municipalities) in Ontario by census years.
| Name | Status | Population Census (C) 1981-06-03 | Population Census (C) 1991-06-04 | Population Census (C) 1996-05-14 | Population Census (C) 2001-05-15 | Population Census (C) 2006-05-16 | Population Census (C) 2011-05-10 | Population Census (C) 2016-05-10 | Area | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ajax | Town | 25,475 | 57,350 | 64,430 | 73,753 | 90,167 | 109,600 | 119,677 | 6700 | → | |
| Amherstburg | Town | ... | ... | 19,273 | 20,339 | 21,748 | 21,556 | 21,936 | 18561 | → | |
| Aurora | Town | ... | 29,454 | 34,857 | 40,167 | 47,629 | 53,203 | 55,445 | 4985 | → | |
| Barrie | City | 38,423 | 62,728 | 79,191 | 103,710 | 128,430 | 136,063 | 141,434 | 9904 | → | |
| Belleville | City | 34,881 | 45,069 | 46,195 | 46,029 | 48,821 | 49,454 | 50,716 | 24725 | → | |
| Bracebridge | Town | ... | 12,308 | 13,223 | 13,751 | 15,652 | 15,414 | 16,010 | 62822 | → | |
| Bradford West Gwillimbury | Town | ... | 17,702 | 20,213 | 22,228 | 24,039 | 28,077 | 35,325 | 20104 | → | |
| Brampton | City | 149,030 | 234,445 | 268,251 | 325,428 | 433,806 | 523,906 | 593,638 | 26636 | → | |
| Brant (Paris) | City | ... | ... | 29,800 | 31,669 | 34,415 | 35,638 | 36,707 | 84325 | → | |
| Brantford | City | 74,315 | 81,997 | 84,764 | 86,417 | 90,192 | 93,650 | 97,496 | 7244 | → | |
| Brockville | City | 19,896 | 21,582 | 21,752 | 21,375 | 21,957 | 21,870 | 21,346 | 2085 | → | |
| Burlington | City | 114,853 | 129,575 | 136,976 | 150,836 | 164,415 | 175,779 | 183,314 | 18566 | → | |
| Caledon (Bolton) | Town | 26,645 | 34,965 | 39,893 | 50,605 | 57,050 | 59,460 | 66,502 | 68816 | → | |
| Cambridge | City | 77,183 | 92,772 | 101,429 | 110,372 | 120,371 | 126,748 | 129,920 | 11301 | → | |
| Carleton Place | Town | ... | ... | ... | ... | 9,453 | 9,809 | 10,644 | 905 | → | |
| Chatham - Kent | Com | ... | ... | 109,350 | 107,341 | 108,177 | 103,671 | 101,647 | 245790 | → | |
| Clarence-Rockland | City | ... | 15,753 | 18,633 | 19,612 | 20,790 | 23,185 | 24,512 | 29771 | → | |
| Clarington (Bowmanville - Newcastle) | Com | 32,229 | 49,479 | 60,615 | 69,834 | 77,820 | 84,548 | 92,013 | 61140 | → | |
| Cobourg | Town | ... | 15,079 | 16,185 | 17,172 | 18,210 | 18,519 | 19,440 | 2236 | → | |
| Collingwood | Town | 12,064 | 14,382 | 15,596 | 16,039 | 17,290 | 19,241 | 21,793 | 3378 | → | |
| Cornwall | City | 46,144 | 47,137 | 47,403 | 45,640 | 45,965 | 46,340 | 46,589 | 6156 | → | |
| East Gwillimbury (Holland Landing - Sharon) | Town | ... | 18,367 | 19,770 | 20,555 | 21,069 | 22,473 | 23,991 | 24504 | → | |
| Elliot Lake | City | 16,723 | 14,089 | 13,588 | 11,956 | 11,549 | 11,348 | 10,741 | 71465 | → | |
| Erin | Town | ... | 7,561 | 8,024 | 11,052 | 11,148 | 10,770 | 11,439 | 29776 | → | |
| Essex | Town | ... | ... | 19,437 | 20,085 | 20,032 | 19,600 | 20,427 | 27797 | → | |
| Fort Erie | Town | 24,096 | 26,006 | 27,183 | 28,143 | 29,925 | 29,960 | 30,710 | 16627 | → | |
| Georgina (Keswick) | Town | ... | 29,746 | 34,777 | 39,263 | 42,346 | 43,517 | 45,418 | 28775 | → | |
| Gravenhurst | Town | ... | 9,988 | 10,030 | 10,899 | 11,046 | 12,055 | 12,311 | 51806 | → | |
| Greater Sudbury (Grand Sudbury) | City | ... | ... | 165,336 | 155,219 | 157,857 | 160,274 | 161,531 | 322835 | → | |
| Grimsby | Town | 15,797 | 18,520 | 19,585 | 21,297 | 23,937 | 25,325 | 27,314 | 6893 | → | |
| Guelph | City | 71,207 | 88,444 | 95,821 | 106,170 | 114,943 | 121,688 | 131,794 | 8722 | → | |
| Haldimand (Cayuga - Caledonia - Hagersville) | City | ... | ... | 42,041 | 43,728 | 45,212 | 44,876 | 45,608 | 125154 | → | |
| Halton Hills (Georgetown) | Town | 35,190 | 36,816 | 42,390 | 48,184 | 55,289 | 59,013 | 61,161 | 27627 | → | |
| Hamilton | City | ... | ... | 467,799 | 490,268 | 504,559 | 519,949 | 536,917 | 111729 | → | |
| Hawkesbury | Town | 9,877 | 9,713 | 10,162 | 10,319 | 10,869 | 10,551 | 10,263 | 962 | → | |
| Huntsville | Town | ... | 14,997 | 15,918 | 17,338 | 18,280 | 19,056 | 19,816 | 71001 | → | |
| Ingersoll | Town | ... | ... | 10,502 | 10,977 | 11,760 | 12,146 | 12,757 | 1275 | → | |
| Innisfil (Alcona - Lefroy - Gilford) | Town | ... | 21,249 | 24,711 | 28,666 | 31,175 | 32,727 | 36,566 | 26271 | → | |
| Kawartha Lakes (Lindsay) | City | ... | ... | 67,926 | 69,179 | 74,561 | 73,219 | 75,423 | 308438 | → | |
| Kenora | City | ... | ... | 16,365 | 15,838 | 15,177 | 15,348 | 15,096 | 21159 | → | |
| Kingston | City | ... | ... | 112,605 | 114,195 | 117,207 | 123,363 | 123,798 | 45119 | → | |
| Kingsville | Town | ... | ... | 18,409 | 19,619 | 20,908 | 21,362 | 21,552 | 24683 | → | |
| Kitchener | City | 139,734 | 168,282 | 178,420 | 190,399 | 204,668 | 219,153 | 233,222 | 13677 | → | |
| Lakeshore (Belle River - Tilbury) | Town | ... | ... | 26,127 | 28,746 | 33,245 | 34,546 | 36,611 | 53033 | → | |
| LaSalle | Town | ... | 16,628 | 20,566 | 25,285 | 27,652 | 28,643 | 30,180 | 6535 | → | |
| Leamington | Mun | ... | ... | 25,389 | 27,138 | 28,833 | 28,403 | 27,595 | 26201 | → | |
| Lincoln (Beamsville) | Town | 14,196 | 17,149 | 18,801 | 20,612 | 21,722 | 22,487 | 23,787 | 16281 | → | |
| London | City | 254,280 | 311,620 | 325,669 | 336,539 | 352,395 | 366,151 | 383,822 | 42035 | → | |
| Markham | Town | 77,037 | 153,811 | 173,383 | 208,615 | 261,573 | 301,709 | 328,966 | 21235 | → | |
| Midland | Town | ... | ... | 16,347 | 16,214 | 16,330 | 16,572 | 16,864 | 3534 | → | |
| Milton | Town | 28,067 | 32,075 | 32,104 | 31,471 | 53,889 | 84,362 | 110,128 | 36322 | → | |
| Mississauga | City | 315,056 | 463,388 | 544,382 | 612,925 | 668,599 | 713,443 | 721,599 | 29243 | → | |
| Mississippi Mills (Almonte) | Town | ... | ... | 11,069 | 11,647 | 11,734 | 12,385 | 13,163 | 51958 | → | |
| Napanee (Greater Napanee) | Town | ... | ... | 14,994 | 15,132 | 15,400 | 15,511 | 15,892 | 46117 | → | |
| Newmarket | Town | 29,753 | 45,474 | 57,125 | 65,788 | 74,295 | 79,978 | 84,224 | 3845 | → | |
| New Tecumseth (Alliston) | Town | ... | 20,344 | 22,904 | 26,141 | 27,701 | 30,234 | 34,242 | 27421 | → | |
| Niagara Falls | City | 70,960 | 75,399 | 76,917 | 78,815 | 82,184 | 82,997 | 88,071 | 20973 | → | |
| Niagara-on-the-Lake | Town | ... | 12,945 | 13,238 | 13,839 | 14,587 | 15,400 | 17,511 | 13281 | → | |
| Norfolk (Simcoe) | City | ... | ... | 60,534 | 60,847 | 62,563 | 63,175 | 64,044 | 160755 | → | |
| North Bay | City | 51,268 | 55,405 | 54,332 | 52,771 | 53,966 | 53,651 | 51,553 | 31911 | → | |
| Oakville | Town | 75,773 | 114,670 | 128,405 | 144,738 | 165,613 | 182,520 | 193,832 | 13889 | → | |
| Orangeville | Town | 13,740 | 17,921 | 21,498 | 25,248 | 26,925 | 27,975 | 28,900 | 1561 | → | |
| Orillia | City | 23,955 | 25,925 | 27,846 | 29,121 | 30,259 | 30,586 | 31,166 | 2858 | → | |
| Oshawa | City | 117,519 | 129,344 | 134,364 | 139,051 | 141,590 | 149,607 | 159,458 | 14564 | → | |
| Ottawa | City | ... | ... | 721,136 | 774,072 | 812,129 | 883,391 | 934,243 | 279030 | → | |
| Owen Sound | City | 19,883 | 21,674 | 21,390 | 21,456 | 21,753 | 21,688 | 21,341 | 2427 | → | |
| Pelham | Town | ... | 13,328 | 14,343 | 15,272 | 16,155 | 16,598 | 17,110 | 12643 | → | |
| Pembroke | City | 14,026 | 13,997 | 14,177 | 13,490 | 13,930 | 14,360 | 13,882 | 1456 | → | |
| Petawawa | Town | ... | ... | 15,304 | 14,398 | 14,651 | 15,988 | 17,187 | 16669 | → | |
| Peterborough | City | 60,620 | 68,379 | 69,742 | 71,446 | 75,406 | 78,777 | 81,032 | 6425 | → | |
| Pickering | City | 37,754 | 68,631 | 78,989 | 87,139 | 87,838 | 88,721 | 91,771 | 23155 | → | |
| Port Colborne | City | ... | 18,766 | 18,451 | 18,450 | 18,599 | 18,424 | 18,306 | 12196 | → | |
| Port Hope | Mun | ... | ... | 15,446 | 15,605 | 16,390 | 16,214 | 16,753 | 27887 | → | |
| Prince Edward (Picton) | City | ... | ... | 25,046 | 24,901 | 25,496 | 25,258 | 24,735 | 105049 | → | |
| Quinte West (Trenton) | City | ... | ... | 41,676 | 41,366 | 42,697 | 43,086 | 43,577 | 49402 | → | |
| Richmond Hill | Town | 37,778 | 80,142 | 101,725 | 132,030 | 162,704 | 185,541 | 195,022 | 10111 | → | |
| Sarnia | City | 50,892 | 74,167 | 72,738 | 70,876 | 71,419 | 72,366 | 71,594 | 16485 | → | |
| Saugeen Shores (Port Elgin - Southampton) | Town | ... | 11,838 | 12,084 | 11,388 | 11,720 | 12,661 | 13,715 | 17105 | → | |
| Sault Ste. Marie | City | 82,697 | 81,476 | 80,054 | 74,566 | 74,948 | 75,141 | 73,368 | 22324 | → | |
| St. Catharines | City | 124,018 | 129,300 | 130,926 | 129,170 | 131,989 | 131,400 | 133,113 | 9613 | → | |
| St. Thomas | City | ... | ... | 31,407 | 33,303 | 36,110 | 37,905 | 38,909 | 3563 | → | |
| Stratford | City | ... | ... | 29,007 | 29,780 | 30,516 | 30,903 | 31,465 | 2828 | → | |
| Tecumseh | Town | ... | ... | 23,151 | 24,289 | 24,224 | 23,610 | 23,229 | 9464 | → | |
| Temiskaming Shores (Haileybury - New Liskeard) | City | ... | 11,663 | 11,257 | 10,630 | 10,442 | 10,400 | 9,920 | 17811 | → | |
| Thorold | City | ... | 17,542 | 17,883 | 18,048 | 18,224 | 17,931 | 18,801 | 8299 | → | |
| Thunder Bay | City | 112,486 | 113,946 | 113,662 | 109,016 | 109,160 | 108,359 | 107,909 | 32836 | → | |
| Tillsonburg | Town | 10,487 | 12,019 | 13,211 | 14,052 | 14,822 | 15,301 | 15,872 | 2233 | → | |
| Timmins | City | 46,114 | 47,461 | 47,499 | 43,686 | 42,997 | 43,165 | 41,788 | 297883 | → | |
| Toronto | City | ... | ... | 2,385,421 | 2,481,494 | 2,503,281 | 2,615,060 | 2,731,571 | 63020 | → | |
| Vaughan | City | 29,674 | 111,359 | 132,549 | 182,022 | 238,866 | 288,301 | 306,233 | 27356 | → | |
| Wasaga Beach | Town | ... | 6,457 | 8,698 | 12,419 | 15,029 | 17,537 | 20,675 | 5864 | → | |
| Waterloo | City | 49,428 | 71,181 | 77,949 | 86,543 | 97,475 | 98,780 | 104,986 | 6402 | → | |
| Welland | City | 45,448 | 47,914 | 48,411 | 48,402 | 50,331 | 50,631 | 52,293 | 8104 | → | |
| Whitby | Town | 36,698 | 61,281 | 73,794 | 87,413 | 111,184 | 122,022 | 128,377 | 14666 | → | |
| Whitchurch - Stouffville | Town | 13,557 | 18,357 | 19,835 | 22,008 | 24,390 | 37,628 | 45,837 | 20622 | → | |
| Windsor | City | 192,083 | 191,435 | 197,694 | 209,218 | 216,473 | 210,891 | 217,188 | 14638 | → | |
| Woodstock | City | ... | ... | 32,253 | 33,269 | 35,822 | 37,754 | 40,902 | 4897 | → |
- Statistics Canada (web).