Records Browser
| Census subdivision | Census division | Province | Year | Total population |
|---|---|---|---|---|
| Nelson | Halton | ON | 1851 | 4078 |
| Nepean | Carleton | ON | 1851 | 3800 |
| Niagara | Lincoln | ON | 1851 | 2250 |
| Niagara, Town | Lincoln | ON | 1851 | 3340 |
| Nichol | Wellington | ON | 1851 | 2450 |
| Nissouri | Middlesex | ON | 1851 | 1832 |
| Nissouri, East | Oxford | ON | 1851 | 2118 |
| Normanby | Grey | ON | 1851 | 539 |
| Norwich | Oxford | ON | 1851 | 5239 |
| Nottawasaga | Simcoe | ON | 1851 | 1887 |