| Index | Mary's Harbour | Newfoundland and Labrador | National |
| Median home price | $579,195 | $334,507 | $665,961 |
| Median rent asked | n/a | $1,041 | $2,146 |
| Avg. people per household | 2.9 | 2.3 | 2.5 |
| Owner occupied households | 93.5% | 76.0% | 67.6% |
| Renter occupied households | 6.5% | 23.8% | 32.0% |
| Population | Home Price | National Avg. | |
| St. Lewis, NL | 182 | $579,673 | 13% |
| Mary's Harbour, NL | 324 | $579,195 | 13% |
| Population | Home Price | National Avg. | |
| Nédélec, QC | 324 | $434,618 | 35% |
| Abercorn, QC | 324 | $461,790 | 31% |
| Division No. 7, Subd. G, NL | 324 | $580,538 | 13% |
| Holachten 8, BC | 324 | $741,309 | 11% |
| Sahhaltkum 4, BC | 324 | $750,946 | 13% |
| Mary's Harbour, NL | 324 | $579,195 | 13% |