| Index | Très-Saint-Sacrement | Quebec | National |
| Median household income | $89,964 | $72,311 | $82,436 |
| Unemployment rate | 3.4% | 3.7% | 6.4% |
| In labour force | 69.2% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 7.7% |
| Manufacturing sector | 2.8% |
| Financial & insurance services | 1.0% |
| Wholesale & retail services | 8.3% |
| Public administration | 0.4% |
| Transportation, warehousing & utilities | 4.2% |
| Education, health & social services | 16.2% |
| Other | 28.4% |
| City | Population | Household Income | National Avg. |
| Notre-Dame-de-l'Île-Perrot, QC | 11,017 | $124,258 | 50.7% |
| Saint-Constant, QC | 31,461 | $101,725 | 23.4% |
| Mercier, QC | 15,257 | $100,046 | 21.4% |
| Pincourt, QC | 15,382 | $94,462 | 14.6% |
| Les Cèdres, QC | 7,818 | $94,422 | 14.5% |
| Très-Saint-Sacrement, QC | 1,249 | $89,964 | 9.1% |
| City | Population | Household Income | National Avg. |
| St. Anne, IL | 1,249 | n/a | |
| Onsted, MI | 1,249 | n/a | |
| New London, MN | 1,249 | n/a | |
| New York Mills, MN | 1,249 | n/a | |
| Holland, NY | 1,249 | n/a | |
| Très-Saint-Sacrement, QC | 1,249 | $89,964 | 9.1% |