| Index | Mont-Saint-Grégoire | Quebec | National |
| Median household income | $89,319 | $72,311 | $82,436 |
| Unemployment rate | 2.4% | 3.7% | 6.4% |
| In labour force | 64.7% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 5.4% |
| Manufacturing sector | 9.5% |
| Financial & insurance services | 1.6% |
| Wholesale & retail services | 8.3% |
| Public administration | 2.7% |
| Transportation, warehousing & utilities | 4.1% |
| Education, health & social services | 12.8% |
| Other | 19.4% |
| City | Population | Household Income | National Avg. |
| Carignan, QC | 11,123 | $121,520 | 47.4% |
| Saint-Bruno-de-Montarville, QC | 26,923 | $119,940 | 45.5% |
| Saint-Basile-le-Grand, QC | 18,054 | $109,974 | 33.4% |
| Otterburn Park, QC | 8,571 | $106,537 | 29.2% |
| Chambly, QC | 30,986 | $102,410 | 24.2% |
| Mont-Saint-Grégoire, QC | 3,146 | $89,319 | 8.3% |
| City | Population | Household Income | National Avg. |
| Delhi, NY | 3,146 | n/a | |
| Wilder, VT | 3,146 | n/a | |
| Hillsburg-Roblin-Shell River, MB | 3,146 | $61,407 | 25.5% |
| Nevada City, CA | 3,145 | n/a | |
| Walbridge, OH | 3,145 | n/a | |
| Mont-Saint-Grégoire, QC | 3,146 | $89,319 | 8.3% |