| Index | St. Joseph | Illinois | National |
| Income per capita | $53,606 | $47,397 | $44,883 |
| Median household income | $138,312 | $88,967 | $81,333 |
| Median income owner occupied | $151,394 | $111,557 | $106,172 |
| Median income renter occupied | $0 | $52,117 | $52,080 |
| Median earnings male | $82,821 | $60,185 | $54,343 |
| Median earnings female | $71,560 | $40,368 | $38,439 |
| Unemployment rate | 1.7% | 6.6% | 4.9% |
| Poverty level | 5.2% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 11.9% | 11.9% |
| Manufacturing sector | 6.9% | 6.9% |
| Financial & insurance services | 4.2% | 4.2% |
| Wholesale & retail services | 14.5% | 14.5% |
| Public administration | 7.8% | 7.8% |
| Transportation, warehousing & utilities | 3.6% | 3.6% |
| Education, health & social services | 12.8% | 12.8% |
| Other | 37.2% | 37.2% |
| City | Population | Household Income | National Avg. |
| Philo, IL | 1,447 | $133,692 | 64.4% |
| Sidney, IL | 1,347 | $115,835 | 42.4% |
| Pesotum, IL | 460 | $115,171 | 41.6% |
| Penfield, IL | 243 | $112,093 | 37.8% |
| Royal, IL | 381 | $111,941 | 37.6% |
| St. Joseph, IL | 4,205 | $138,312 | 70.1% |
| City | Population | Household Income | National Avg. |
| Pipestone, MN | 4,205 | $64,606 | 20.6% |
| Perth South, ON | 4,205 | n/a | |
| Vermilion, AB | 4,205 | n/a | |
| Saint-Antonin, QC | 4,204 | n/a | |
| Hazlehurst, GA | 4,206 | $53,120 | 34.7% |
| St. Joseph, IL | 4,205 | $138,312 | 70.1% |