| Index | Saint-Prosper-de-Champlain | Quebec | National |
| Cost of living | 86 | 88 | 100 |
| Groceries | 109 | 109 | 100 |
| Health care | 102 | 102 | 100 |
| Housing | 69 | 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. |
| Saint-Marc-des-Carrières, QC | 2,933 | 85 | 15.2% |
| Sainte-Christine-d'Auvergne, QC | 605 | 85 | 15.1% |
| Sainte-Cécile-de-Lévrard, QC | 376 | 85 | 15.1% |
| Champlain, QC | 1,823 | 85 | 14.8% |
| Saint-Maurice, QC | 3,450 | 85 | 14.7% |
| Saint-Prosper-de-Champlain, QC | 516 | 86 | 13.6% |
| City | Population | Cost of Living Index | National Avg. |
| De Beque, CO | 516 | n/a | |
| Daisy, GA | 516 | n/a | |
| Denmark, IA | 516 | n/a | |
| Cisne, IL | 516 | n/a | |
| Ribera, NM | 516 | n/a | |
| Saint-Prosper-de-Champlain, QC | 516 | 86 | 13.6% |