| Subdistrict | Enum. district | # of links |
| Grimsby | 52 | 33 |
| Grimsby North | 21 | 10 |
| Niagara Falls | 48 | 7 |
| Westmount | 46 | 5 |
| McGillivray | 19 | 4 |
| Delhi | 51 | 3 |
| London | 13 | 3 |
| Toronto | 10 | 3 |
| Niagara Falls | 46 | 3 |
| Windsor | 38 | 2 |
| Grimsby North | 22 | 2 |
| Beamsville | 51 | 1 |
| Clinton | 8 | 1 |
| Clinton | 9 | 1 |
| Grimsby North | 24 | 1 |
| Dresden | 39 | 1 |
| Grand Forks riding | 54 | 1 |
| Georgetown | 32 | 1 |
| Toronto | 50 | 1 |
| Grimsby North | 23 | 1 |
| Brantford | 3 | 1 |