| Index | Markstay-Warren | Ontario | National |
| Median household income | $83,618 | $87,353 | $82,436 |
| Unemployment rate | 3.0% | 4.2% | 6.4% |
| In labour force | 56.2% | 61.7% | 63.9% |
| Labour Type | Percent |
| Construction industry | 7.7% |
| Manufacturing sector | 3.2% |
| Financial & insurance services | 0.7% |
| Wholesale & retail services | 8.1% |
| Public administration | 4.0% |
| Transportation, warehousing & utilities | 5.6% |
| Education, health & social services | 10.6% |
| Other | 16.2% |
| City | Population | Household Income | National Avg. |
| St.-Charles, ON | 1,237 | $69,584 | 15.6% |
| Markstay-Warren, ON | 2,806 | $83,618 | 1.4% |
| City | Population | Household Income | National Avg. |
| Luzerne, PA | 2,806 | n/a | |
| Green Forest, AR | 2,805 | n/a | |
| Putney, GA | 2,805 | n/a | |
| North Kingsville, OH | 2,805 | n/a | |
| Kenhorst, PA | 2,805 | n/a | |
| Markstay-Warren, ON | 2,806 | $83,618 | 1.4% |