| Index | Harper | Oregon | National |
| Income per capita | $44,558 | $42,527 | $44,883 |
| Median household income | $73,223 | $79,687 | $81,333 |
| Median income owner occupied | $87,192 | $102,799 | $106,172 |
| Median income renter occupied | $46,089 | $50,552 | $52,080 |
| Median earnings male | $61,705 | $50,609 | $54,343 |
| Median earnings female | $0 | $35,883 | $38,439 |
| Unemployment rate | 0.0% | 6.2% | 4.9% |
| Poverty level | 7.7% | 15.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 7.1% | 7.1% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 7.1% | 7.1% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 10.7% | 10.7% |
| Education, health & social services | 17.9% | 17.9% |
| Other | 57.1% | 57.1% |
| City | Population | Household Income | National Avg. |
| Harper, OR | 108 | $73,223 | 10.0% |
| City | Population | Household Income | National Avg. |
| Franklin CDP (Sacramento County), CA | 108 | $35,570 | 56.3% |
| Arion, IA | 108 | $50,400 | 38.0% |
| Carpenter, IA | 108 | $67,787 | 16.7% |
| Houghton, IA | 108 | $134,047 | 64.8% |
| St. Donatus, IA | 108 | $55,471 | 31.8% |
| Harper, OR | 108 | $73,223 | 10.0% |