| Index | Saint-Polycarpe | Quebec | National |
| Median household income | $71,765 | $72,311 | $82,436 |
| Unemployment rate | 2.4% | 3.7% | 6.4% |
| In labour force | 67.7% | 64.3% | 63.9% |
| Labour Type | Percent |
| Construction industry | 6.4% |
| Manufacturing sector | 8.1% |
| Financial & insurance services | 1.5% |
| Wholesale & retail services | 11.3% |
| Public administration | 2.8% |
| Transportation, warehousing & utilities | 7.2% |
| Education, health & social services | 10.5% |
| Other | 19.0% |
| City | Population | Household Income | National Avg. |
| L'Île-Cadieux, QC | 157 | $150,000 | 82.0% |
| Vaudreuil-sur-le-Lac, QC | 1,286 | $136,995 | 66.2% |
| Saint-Lazare, QC | 21,394 | $126,742 | 53.7% |
| Hudson, QC | 5,643 | $102,577 | 24.4% |
| Coteau-du-Lac, QC | 7,818 | $96,233 | 16.7% |
| Saint-Polycarpe, QC | 2,394 | $71,765 | 12.9% |
| City | Population | Household Income | National Avg. |
| Parkwood, CA | 2,394 | n/a | |
| Ponder, TX | 2,394 | n/a | |
| Kealakekua, HI | 2,393 | n/a | |
| Spring Valley, MN | 2,395 | n/a | |
| Port Allegany, PA | 2,395 | n/a | |
| Saint-Polycarpe, QC | 2,394 | $71,765 | 12.9% |