| Index | Sainte-Marguerite-Marie | Quebec | National |
| Median household income | $55,537 | $72,311 | $82,436 |
| Unemployment rate | 6.3% | 3.7% | 6.4% |
| In labour force | 47.9% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 1.4% |
| Manufacturing sector | 15.5% |
| Financial & insurance services | 0.0% |
| Wholesale & retail services | 6.3% |
| Public administration | 0.0% |
| Transportation, warehousing & utilities | 0.0% |
| Education, health & social services | 0.0% |
| Other | 24.6% |
| City | Population | Household Income | National Avg. |
| Lac-au-Saumon, QC | 1,380 | $64,506 | 21.8% |
| Sainte-Florence, QC | 362 | $55,208 | 33.0% |
| Saint-Alexandre-des-Lacs, QC | 262 | $53,104 | 35.6% |
| Causapscal, QC | 2,186 | $51,103 | 38.0% |
| Routhierville, QC | 19 | $48,769 | 40.8% |
| Sainte-Marguerite-Marie, QC | 151 | $55,537 | 32.6% |
| City | Population | Household Income | National Avg. |
| Kobuk, AK | 151 | n/a | |
| Cutter, AZ | 151 | n/a | |
| North San Juan, CA | 151 | n/a | |
| Winterhaven, CA | 151 | n/a | |
| Montezuma, CO | 151 | n/a | |
| Sainte-Marguerite-Marie, QC | 151 | $55,537 | 32.6% |