| Index | Sainte-Marie-de-Blandford | Quebec | National |
| Median household income | $55,317 | $72,311 | $82,436 |
| Unemployment rate | 2.7% | 3.7% | 6.4% |
| In labour force | 53.0% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 6.3% |
| Manufacturing sector | 6.3% |
| Financial & insurance services | 2.2% |
| Wholesale & retail services | 6.5% |
| Public administration | 2.4% |
| Transportation, warehousing & utilities | 3.9% |
| Education, health & social services | 7.3% |
| Other | 17.9% |
| City | Population | Household Income | National Avg. |
| Grand-Saint-Esprit, QC | 482 | $79,690 | 3.3% |
| Champlain, QC | 1,823 | $74,511 | 9.6% |
| Bécancour, QC | 13,552 | $72,150 | 12.5% |
| Saint-Wenceslas, QC | 1,213 | $71,644 | 13.1% |
| Aston-Jonction, QC | 434 | $71,208 | 13.6% |
| Sainte-Marie-de-Blandford, QC | 475 | $55,317 | 32.9% |
| City | Population | Household Income | National Avg. |
| Ualapue, HI | 475 | n/a | |
| Diagonal, IA | 475 | n/a | |
| Garden Valley, ID | 475 | n/a | |
| Dayton, IL | 475 | n/a | |
| Grantfork, IL | 475 | n/a | |
| Sainte-Marie-de-Blandford, QC | 475 | $55,317 | 32.9% |