| Index | Saint Marys | New Brunswick | National |
| Cost of living | 101 | 92 | 100 |
| Groceries | 104 | 104 | 100 |
| Health care | 92 | 92 | 100 |
| Housing | 80 | 50 | 100 |
| Transportation | 96 | 96 | 100 |
| Utilities | 149 | 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. |
| Maugerville, NB | 1,998 | 100 | 0.0% |
| Sheffield, NB | 828 | 101 | 0.8% |
| Devon 30, NB | 1,203 | 101 | 0.9% |
| Stanley, NB | 882 | 101 | 1.2% |
| Saint Marys, NB | 5,353 | 101 | 0.6% |
| City | Population | Cost of Living Index | National Avg. |
| Lemmon Valley, NV | 5,354 | n/a | |
| Hampton Manor, NY | 5,354 | n/a | |
| Dunlap, TN | 5,355 | n/a | |
| Anthony, TX | 5,355 | n/a | |
| Port LaBelle, FL | 5,356 | n/a | |
| Saint Marys, NB | 5,353 | 101 | 0.6% |