| Index | Saint Mary | New Brunswick | National |
| Cost of living | 100 | 92 | 100 |
| Groceries | 105 | 104 | 100 |
| Health care | 96 | 92 | 100 |
| Housing | 84 | 50 | 100 |
| Transportation | 92 | 96 | 100 |
| Utilities | 140 | 149 | 100 |
| Lifestyle & Entertainment | n/a | n/a | n/a |
| Household Items | n/a | n/a | n/a |
| Education & Childcare | n/a | n/a | n/a |
| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| State | General Sales Tax | With Max Surtax |
| New Brunswick | 10% | 15% |
| State | Income Tax (Low) | Income Tax (High) |
| New Brunswick | 9.68% | 20.3% |
| City | Population | Cost of Living Index | National Avg. |
| Bouctouche, NB | 2,423 | 99 | 1.4% |
| Saint-Paul, NB | 863 | 101 | 0.8% |
| Saint-Antoine, NB | 1,783 | 99 | 0.7% |
| Wellington, NB | 3,185 | 99 | 0.6% |
| Buctouche 16, NB | 106 | 99 | 0.6% |
| Saint Mary, NB | 2,046 | 100 | 0.1% |
| City | Population | Cost of Living Index | National Avg. |
| Alta, IA | 2,046 | n/a | |
| Liberty, KY | 2,046 | n/a | |
| Saint-Nazaire, QC | 2,046 | 86 | 13.8% |
| Morris, AL | 2,045 | n/a | |
| Old Saybrook Center, CT | 2,047 | n/a | |
| Saint Mary, NB | 2,046 | 100 | 0.1% |