| Index | Greencastle | Missouri | National |
| Income per capita | $27,907 | $39,715 | $44,883 |
| Median household income | $48,622 | $72,613 | $81,333 |
| Median income owner occupied | $74,472 | $90,986 | $106,172 |
| Median income renter occupied | $38,383 | $45,210 | $52,080 |
| Median earnings male | $64,751 | $52,324 | $54,343 |
| Median earnings female | $32,536 | $36,971 | $38,439 |
| Unemployment rate | 7.3% | 4.4% | 4.9% |
| Poverty level | 16.5% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 34.4% | 34.4% |
| Manufacturing sector | 25.0% | 25.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 9.4% | 9.4% |
| Transportation, warehousing & utilities | 3.1% | 3.1% |
| Education, health & social services | 9.4% | 9.4% |
| Other | 18.8% | 18.8% |
| City | Population | Household Income | National Avg. |
| Milan, MO | 2,513 | $62,033 | 23.7% |
| Novinger, MO | 347 | $49,169 | 39.5% |
| Unionville, MO | 1,888 | $47,990 | 41.0% |
| Green City, MO | 538 | $47,134 | 42.0% |
| Worthington, MO | 115 | $40,454 | 50.3% |
| Greencastle, MO | 181 | $48,622 | 40.2% |
| City | Population | Household Income | National Avg. |
| Glacier View, AK | 181 | $57,861 | 28.9% |
| San Geronimo, CA | 181 | $0 | 100.0% |
| Gaylord, KS | 181 | $50,885 | 37.4% |
| Williston, MD | 181 | $239,487 | 194.5% |
| Frankclay, MO | 181 | $0 | 100.0% |
| Greencastle, MO | 181 | $48,622 | 40.2% |