| Index | Sainte-Hélène-de-Chester | Quebec | National |
| Median household income | $60,000 | $72,311 | $82,436 |
| Unemployment rate | 3.9% | 3.7% | 6.4% |
| In labour force | 68.2% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 9.1% |
| Manufacturing sector | 12.7% |
| Financial & insurance services | 0.0% |
| Wholesale & retail services | 4.9% |
| Public administration | 2.3% |
| Transportation, warehousing & utilities | 0.3% |
| Education, health & social services | 2.6% |
| Other | 35.4% |
| City | Population | Household Income | National Avg. |
| Saint-Christophe-d'Arthabaska, QC | 3,123 | $90,625 | 9.9% |
| Saints-Martyrs-Canadiens, QC | 261 | $79,599 | 3.4% |
| Tingwick, QC | 1,427 | $72,867 | 11.6% |
| Saint-Adrien-d'Irlande, QC | 427 | $70,763 | 14.2% |
| Irlande, QC | 847 | $68,315 | 17.1% |
| Sainte-Hélène-de-Chester, QC | 372 | $60,000 | 27.2% |
| City | Population | Household Income | National Avg. |
| Seatonville, IL | 372 | n/a | |
| Advance, MI | 372 | n/a | |
| Miltona, MN | 372 | n/a | |
| Jeffersonville, NY | 372 | n/a | |
| Narrowsburg, NY | 372 | n/a | |
| Sainte-Hélène-de-Chester, QC | 372 | $60,000 | 27.2% |