| Index | Greenfield | Oklahoma | National |
| Income per capita | $20,153 | $38,159 | $44,883 |
| Median household income | $47,363 | $72,914 | $81,333 |
| Median income owner occupied | $0 | $89,008 | $106,172 |
| Median income renter occupied | $0 | $46,375 | $52,080 |
| Median earnings male | $47,132 | $51,967 | $54,343 |
| Median earnings female | $0 | $34,837 | $38,439 |
| Unemployment rate | 0.0% | 3.8% | 4.9% |
| Poverty level | 36.4% | 16.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 23.1% | 23.1% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 11.5% | 11.5% |
| Public administration | 7.7% | 7.7% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 57.7% | 57.7% |
| City | Population | Household Income | National Avg. |
| Calumet, OK | 542 | $85,442 | 5.1% |
| Watonga, OK | 2,947 | $65,025 | 20.1% |
| Bridgeport, OK | 101 | $64,591 | 20.6% |
| Geary, OK | 916 | $64,189 | 21.1% |
| Hydro, OK | 1,200 | $54,464 | 33.0% |
| Greenfield, OK | 182 | $47,363 | 41.8% |
| City | Population | Household Income | National Avg. |
| Fountain Hill, AR | 182 | $79,121 | 2.7% |
| Elk Creek, CA | 182 | $0 | 100.0% |
| Berrydale, FL | 182 | $0 | 100.0% |
| Aurora, IA | 182 | $71,581 | 12.0% |
| Linn Grove, IA | 182 | $71,710 | 11.8% |
| Greenfield, OK | 182 | $47,363 | 41.8% |