| Index | Saint-Mathias-sur-Richelieu | Quebec | National |
| Median household income | $84,474 | $72,311 | $82,436 |
| Unemployment rate | 2.2% | 3.7% | 6.4% |
| In labour force | 66.1% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 6.6% |
| Manufacturing sector | 8.7% |
| Financial & insurance services | 2.2% |
| Wholesale & retail services | 12.6% |
| Public administration | 3.1% |
| Transportation, warehousing & utilities | 3.7% |
| Education, health & social services | 11.3% |
| Other | 17.1% |
| City | Population | Household Income | National Avg. |
| Candiac, QC | 25,341 | $127,948 | 55.2% |
| Carignan, QC | 11,123 | $121,520 | 47.4% |
| Saint-Mathieu-de-Beloeil, QC | 2,671 | $121,211 | 47.0% |
| Saint-Bruno-de-Montarville, QC | 26,923 | $119,940 | 45.5% |
| Boucherville, QC | 42,869 | $115,814 | 40.5% |
| Saint-Mathias-sur-Richelieu, QC | 4,837 | $84,474 | 2.5% |
| City | Population | Household Income | National Avg. |
| Porter, IN | 4,835 | n/a | |
| Island Park, NY | 4,835 | n/a | |
| Stafford Courthouse, VA | 4,839 | n/a | |
| Hunters Creek Village, TX | 4,834 | n/a | |
| Carbonear, NL | 4,834 | $64,701 | 21.5% |
| Saint-Mathias-sur-Richelieu, QC | 4,837 | $84,474 | 2.5% |