| Index | Grenville | Quebec | National |
| Cost of living | 86 | 88 | 100 |
| Groceries | 109 | 109 | 100 |
| Health care | 102 | 102 | 100 |
| Housing | 68 | 74 | 100 |
| Transportation | 101 | 101 | 100 |
| Utilities | 82 | 82 | 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 |
| Quebec | 9.975% | 14.975% |
| State | Income Tax (Low) | Income Tax (High) |
| Quebec | 15% | 25.75% |
| City | Population | Cost of Living Index | National Avg. |
| Lachute, QC | 13,184 | 85 | 15.3% |
| Saint-André-d'Argenteuil, QC | 2,931 | 85 | 14.9% |
| Wentworth, QC | 564 | 85 | 14.9% |
| Grenville-sur-la-Rouge, QC | 2,904 | 92 | 7.9% |
| Brownsburg-Chatham, QC | 7,209 | 85 | 14.6% |
| Grenville, QC | 1,826 | 86 | 13.9% |
| City | Population | Cost of Living Index | National Avg. |
| Zeigler, IL | 1,826 | n/a | |
| San Rafael, NM | 1,826 | n/a | |
| Mont Alto, PA | 1,826 | n/a | |
| Johnson City, TX | 1,826 | n/a | |
| Adwolf, VA | 1,826 | n/a | |
| Grenville, QC | 1,826 | 86 | 13.9% |