| Index | Royal | Illinois | National |
| Income per capita | $35,455 | $31,502 | $29,829 |
| Median household income | $75,750 | $59,196 | $55,322 |
| Median income owner occupied | $80,000 | $75,354 | $70,586 |
| Median income renter occupied | $54,792 | $34,488 | $35,192 |
| Median earnings male | $45,750 | $40,474 | $36,919 |
| Median earnings female | $29,167 | $27,197 | $26,250 |
| Unemployment rate | 1.7% | 5.3% | 4.7% |
| Poverty level | 5.7% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 11.6% | 11.6% |
| Manufacturing sector | 1.1% | 1.1% |
| Financial & insurance services | 12.6% | 12.6% |
| Wholesale & retail services | 9.5% | 9.5% |
| Public administration | 4.2% | 4.2% |
| Transportation, warehousing & utilities | 8.4% | 8.4% |
| Education, health & social services | 22.1% | 22.1% |
| Other | 30.5% | 30.5% |
| City | Population | Household Income | National Avg. |
| St. Joseph, IL | 4,053 | $93,621 | 69.2% |
| Philo, IL | 1,398 | $91,156 | 64.8% |
| Penfield, IL | 235 | $76,250 | 37.8% |
| Sidney, IL | 1,297 | $76,250 | 37.8% |
| Savoy, IL | 8,802 | $74,189 | 34.1% |
| Royal, IL | 370 | $75,750 | 36.9% |
| City | Population | Household Income | National Avg. |
| Naknek, AK | 370 | $69,583 | 25.8% |
| Beaverville, IL | 370 | $49,464 | 10.6% |
| Mount Clare, IL | 370 | $31,250 | 43.5% |
| Shelby, IN | 370 | $56,181 | 1.6% |
| Oneida, KY | 370 | $32,639 | 41.0% |
| Royal, IL | 370 | $75,750 | 36.9% |
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