| Index | Plymouth | Nebraska | National |
| Income per capita | $43,313 | $42,745 | $44,883 |
| Median household income | $67,295 | $81,154 | $81,333 |
| Median income owner occupied | $93,724 | $102,351 | $106,172 |
| Median income renter occupied | $0 | $47,625 | $52,080 |
| Median earnings male | $40,676 | $53,280 | $54,343 |
| Median earnings female | $32,355 | $37,214 | $38,439 |
| Unemployment rate | 2.6% | 3.1% | 4.9% |
| Poverty level | 14.2% | 12.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 14.6% | 14.6% |
| Manufacturing sector | 13.9% | 13.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 13.2% | 13.2% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 8.3% | 8.3% |
| Education, health & social services | 3.5% | 3.5% |
| Other | 46.5% | 46.5% |
| City | Population | Household Income | National Avg. |
| Pickrell, NE | 258 | $124,721 | 53.3% |
| Wilber, NE | 2,129 | $98,831 | 21.5% |
| De Witt, NE | 599 | $93,699 | 15.2% |
| Swanton, NE | 134 | $92,536 | 13.8% |
| Harbine, NE | 100 | $87,750 | 7.9% |
| Plymouth, NE | 434 | $67,295 | 17.3% |
| City | Population | Household Income | National Avg. |
| Bend, CA | 434 | $0 | 100.0% |
| Bennett, IA | 434 | $106,860 | 31.4% |
| Sigel, IL | 434 | $125,195 | 53.9% |
| North Salem, IN | 434 | $75,950 | 6.6% |
| Round Lake, MN | 434 | $81,556 | 0.3% |
| Plymouth, NE | 434 | $67,295 | 17.3% |