List of Ontario census divisions by population List List

| Name_ | _2011_Census | _2006_Census | _change | Land_area_km² | Density_pop_km² | Population_rank |
|---|---|---|---|---|---|---|
| Haldimand-Norfolk | 109118 | 107812 | 1.2 | 2894.82 | 37.7 | 23 |
| Haliburton County | 17026 | 16147 | 5.4 | 4071.86 | 4.2 | 48 |
| Halton Regional Municipality | 501669 | 439206 | 14.2 | 964.01 | 520.4 | 8 |
| Hamilton, City of | 519949 | 504559 | 3.1 | 1117.23 | 465.4 | 6 |
| Hastings County | 134934 | 130474 | 3.4 | 6103.48 | 22.1 | 18 |
| Huron County | 59100 | 59325 | -0.4 | 3399.63 | 17.4 | 38 |
| Kawartha Lakes, City of | 73214 | 74561 | -1.8 | 3083.06 | 23.7 | 35 |
| Kenora District | 57607 | 64419 | -10.6 | 407213.01 | 0.1 | 40 |
| Lambton County | 126199 | 128204 | -1.6 | 3002.07 | 42.0 | 20 |
| Lanark County | 65867 | 63785 | 3.0 | 3003.82 | 21.6 | 37 |
| Leeds and Grenville, United Counties of | 99306 | 99206 | 0.1 | 3383.92 | 29.3 | 27 |
| Lennox and Addington County | 41824 | 40542 | 3.2 | 2841.10 | 14.7 | 43 |