| Index | Plaza | North Dakota | National |
| Income per capita | $47,998 | $49,864 | $44,883 |
| Median household income | $101,431 | $89,503 | $81,333 |
| Median income owner occupied | $101,505 | $111,897 | $106,172 |
| Median income renter occupied | $109,500 | $53,273 | $52,080 |
| Median earnings male | $103,370 | $60,637 | $54,343 |
| Median earnings female | $59,817 | $38,077 | $38,439 |
| Unemployment rate | 0.0% | 2.0% | 4.9% |
| Poverty level | 3.1% | 11.2% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 7.5% | 7.5% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 7.5% | 7.5% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 28.3% | 28.3% |
| Education, health & social services | 9.4% | 9.4% |
| Other | 47.2% | 47.2% |
| City | Population | Household Income | National Avg. |
| Makoti, ND | 138 | $95,590 | 17.5% |
| Parshall, ND | 1,413 | $77,853 | 4.3% |
| Ryder, ND | 111 | $0 | 100.0% |
| Plaza, ND | 199 | $101,431 | 24.7% |
| City | Population | Household Income | National Avg. |
| Vredenburgh, AL | 199 | $15,057 | 81.5% |
| Big Bend, CA | 199 | $38,605 | 52.5% |
| Keswick, CA | 199 | $88,184 | 8.4% |
| Hanlontown, IA | 199 | $91,837 | 12.9% |
| Merom, IN | 199 | $61,602 | 24.3% |
| Plaza, ND | 199 | $101,431 | 24.7% |