This is a list of the census divisions in Ontario in order of population based on the 2006 Community Profiles released by Statistics Canada [1]. See also list of Ontario census divisions.
| Rank | Name | Population | % of Provincial population | 2001 to 2006 Population Change (%) | Population density (pop/km²) |
|---|---|---|---|---|---|
| 1 | City of Toronto | 2,503,281 | 20.58% | 0.9% | 3972.4 |
| 2 | Peel Regional Municipality | 1,159,405 | 9.53% | 17.2% | 933.2 |
| 3 | York Regional Municipality | 892,712 | 7.34% | 22.4% | 506.7 |
| 4 | City of Ottawa | 812,129 | 6.68% | 4.9% | 292.3 |
| 5 | Durham Regional Municipality | 561,258 | 4.62% | 10.7% | 200.9 |
| 6 | City of Hamilton | 504,559 | 4.15% | 2.91%† | 438.9 |
| 7 | Waterloo Regional Municipality | 478,121 | 3.93% | 9.0% | 349.3 |
| 8 | Halton Regional Municipality | 439,256 | 3.61% | 17.1% | 454.2 |
| 9 | Niagara Regional Municipality | 427,421 | 3.51% | 4.1% | 230.5 |
| 10 | Middlesex County | 422,333 | 3.47% | 4.7% | 127.3 |
| 11 | Simcoe County | 422,204 | 3.47% | 12.0% | 87.2 |
| 12 | Essex County | 393,402 | 3.24% | 4.9% | 212.5 |
| 13 | Wellington County | 200,425 | 1.65% | 7.0% | 75.4 |
| 14 | City of Greater Sudbury | 157,909 | 1.3% | 1.7% | 49.2 |
| 15 | Thunder Bay District | 149,063 | 1.23% | -1.2% | 1.4 |
| 16 | Frontenac County | 143,865 | 1.18% | 3.8% | 39.2
|
| 17 | Peterborough County | 133,080 | 1.09% | 5.7% | 33.1 |
| 18 | Hastings County | 130,474 | 1.07% | 3.6% | 21.1 |
| 19 | Lambton County | 128,204 | 1.05% | 1.0% | 42.7 |
| 20 | Brant County | 125,099 | 1.03% | 5.6% | 108.4 |
| 21 | Algoma District | 117,461 | 0.97% | -0.9% | 2.4 |
| 22 | Stormont, Dundas and Glengarry United Counties | 110,399 | 0.91% | 0.8% | 33.4 |
| 23 | Municipality of Chatham-Kent | 108,589 | 0.89% | 0.8% | 44.0 |
| 24 | Oxford County | 102,756 | 0.85% | 3.5% | 50.4 |
| 25 | Leeds and Grenville United Counties | 99,206 | 0.82% | 2.7% | 29.6 |
| 26 | Renfrew County | 97,545 | 0.80% | 2.5% | 13.2 |
| 27 | Grey County | 92,411 | 0.76% | 3.7% | 20.5
|
| 28 | Elgin County | 85,351 | 0.70% | 4.7% | 45.4 |
| 29 | Nipissing District | 84,688 | 0.70% | 2.1% | 5.0 |
| 30 | Cochrane District | 82,503 | 0.68% | -3.2% | 0.6 |
| 31 | Northumberland County | 80,963 | 0.67% | 4.5% | 42.5 |
| 32 | Prescott and Russell United Counties | 80,184 | 0.66% | 4.9% | 40.1 |
| 33 | City of Kawartha Lakes | 74,561 | 0.61% | 7.8% | 24.4 |
| 34 | Perth County | 74,344 | 0.61% | 0.9% | 33.5 |
| 35 | Bruce County | 65,349 | 0.54% | 2.3% | 16.0 |
| 36 | Lanark County | 64,419 | 0.52% | 2.1% | 21.4
|
| 37 | Norfolk County | 62,563 | 0.51% | 2.8% | 37.9 |
| 38 | Kenora District | 61,802 | 0.51% | 4.2% | 0.2 |
| 39 | Huron County | 59,325 | 0.49% | -0.6% | 17.5 |
| 40 | Muskoka District Municipality | 57,563 | 0.47% | 8.4% | 14.8 |
| 41 | Dufferin County | 54,436 | 0.45% | 6.7% | 36.6 |
| 42 | Haldimand County | 45,212 | 0.37% | 3.4% | 36.1 |
| 43 | Parry Sound District | 40,918 | 0.34% | 3.2% | 4.4 |
| 44 | Lennox and Addington County | 40,542 | 0.33% | 2.7% | 14.6 |
| 45 | Timiskaming District | 33,283 | 0.27% | -3.4% | 2.5 |
| 46 | Prince Edward County | 25,496 | 0.21% | 2.4% | 24.3 |
| 47 | Rainy River District | 21,564 | 0.18% | -2.5% | 1.4 |
| 48 | Sudbury District | 21,392 | 0.18% | -6.6% | 0.6 |
| 49 | Haliburton County | 16,147 | 0.13% | 7.0% | 4.0 |
| 50 | Manitoulin District | 13,090 | 0.11% | 3.2% | 2.8 |
Footnotes
† Estimated number. Since after the release of the 2001 Census, errors have been found in the data. The numbers are estimated only.
References
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