| Index | Mont-Royal | Quebec | National |
| Cost of living | 109 | 82 | 100 |
| Goods & Services | 88 | 88 | 100 |
| Groceries | 109 | 109 | 100 |
| Health care | 102 | 102 | 100 |
| Housing | 152 | 62 | 100 |
| Transportation | 101 | 101 | 100 |
| Utilities | 82 | 82 | 100 |
| Cost of living index | |
| Goods & Services index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index |
| State | General Sales Tax | With Max Surtax |
| Quebec | 9.975% | 14.975% |
| State | Income Tax (Low) | Income Tax (High) |
| Quebec | 15% | 25.75% |
| Item | Mont-Royal | National avg. | Difference |
| Personal Care | $105.00 | $95.07 | 10.4% |
| Recreation | $99.00 | $101.73 | 2.7% |
| Item | Mont-Royal | National avg. | Difference |
| Meat, Poultry and Fish | $99.00 | $102.47 | 3.4% |
| Dairy Products and Eggs | $105.00 | $106.00 | 0.9% |
| Bakery and Cereal Products | $105.00 | $111.87 | 6.1% |
| Fruit and Vegetables | $100.00 | $112.87 | 11.4% |
| Alcoholic Beverages | $93.00 | $106.80 | 12.9% |
| Item | Mont-Royal | National avg. | Difference |
| Doctor | $99.00 | $101.07 | 2.0% |
| Item | Mont-Royal | National avg. | Difference |
| Home Price ($) | $1,459,000.00 | $659,395.00 | 121.3% |
| Apartment Rent ($) | $n/a | $2,146.00 | 100.0% |
| Item | Mont-Royal | National avg. | Difference |
| Gasoline | $105.00 | $102.53 | 2.4% |
| Item | Mont-Royal | National avg. | Difference |
| All Electricity | $96.00 | $98.80 | 2.8% |
| City | Population | Cost of Living Index | National Avg. |
| Beauharnois, QC | 14,056 | 73 | 27.2% |
| Bois-des-Filion, QC | 10,460 | 73 | 26.8% |
| Saint-Mathieu, QC | 2,496 | 73 | 26.8% |
| Charlemagne, QC | 5,724 | 73 | 26.6% |
| Deux-Montagnes, QC | 18,650 | 74 | 26.5% |
| Mont-Royal, QC | 22,238 | 109 | 8.8% |
| City | Population | Cost of Living Index | National Avg. |
| South Euclid, OH | 22,242 | n/a | |
| Ballenger Creek, MD | 22,229 | n/a | |
| Gallup, NM | 22,253 | n/a | |
| Yucca Valley, CA | 22,259 | n/a | |
| Chillicothe, OH | 22,213 | n/a | |
| Mont-Royal, QC | 22,238 | 109 | 8.8% |