| Index | Southwold | Ontario | National |
| Median household income | $97,664 | $87,353 | $82,436 |
| Unemployment rate | 2.7% | 4.2% | 6.4% |
| In labour force | 61.3% | 61.7% | 63.9% |
| Labour Type | Percent |
| Construction industry | 5.1% |
| Manufacturing sector | 7.4% |
| Financial & insurance services | 1.3% |
| Wholesale & retail services | 7.1% |
| Public administration | 2.8% |
| Transportation, warehousing & utilities | 4.5% |
| Education, health & social services | 12.5% |
| Other | 19.9% |
| City | Population | Household Income | National Avg. |
| Central Elgin, ON | 13,549 | $104,454 | 26.7% |
| Dutton/Dunwich, ON | 4,136 | $84,963 | 3.1% |
| Strathroy-Caradoc, ON | 23,574 | $80,000 | 3.0% |
| Chippewas of the Thames First Nation 42, ON | 866 | $76,944 | 6.7% |
| Oneida 41, ON | 1,394 | $74,212 | 10.0% |
| Southwold, ON | 4,540 | $97,664 | 18.5% |
| City | Population | Household Income | National Avg. |
| Lexington, MO | 4,540 | n/a | |
| Creedmoor, NC | 4,539 | n/a | |
| Dardanelle, AR | 4,541 | n/a | |
| South Bound Brook, NJ | 4,541 | n/a | |
| Scott City, MO | 4,538 | n/a | |
| Southwold, ON | 4,540 | $97,664 | 18.5% |