| Index | Marengo | Ohio | National |
| Income per capita | $34,269 | $41,785 | $44,883 |
| Median household income | $53,195 | $75,222 | $81,333 |
| Median income owner occupied | $82,400 | $98,843 | $106,172 |
| Median income renter occupied | $50,746 | $43,469 | $52,080 |
| Median earnings male | $39,279 | $53,201 | $54,343 |
| Median earnings female | $37,171 | $36,192 | $38,439 |
| Unemployment rate | 2.8% | 4.8% | 4.9% |
| Poverty level | 10.0% | 15.4% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 23.7% | 23.7% |
| Manufacturing sector | 43.4% | 43.4% |
| Financial & insurance services | 1.3% | 1.3% |
| Wholesale & retail services | 9.2% | 9.2% |
| Public administration | 5.3% | 5.3% |
| Transportation, warehousing & utilities | 2.6% | 2.6% |
| Education, health & social services | 1.3% | 1.3% |
| Other | 13.2% | 13.2% |
| City | Population | Household Income | National Avg. |
| Galena, OH | 775 | $151,182 | 85.9% |
| Sunbury, OH | 6,065 | $120,199 | 47.8% |
| Delaware, OH | 42,781 | $108,489 | 33.4% |
| Ashley, OH | 1,706 | $84,616 | 4.0% |
| Centerburg, OH | 2,006 | $82,655 | 1.6% |
| Marengo, OH | 277 | $53,195 | 34.6% |
| City | Population | Household Income | National Avg. |
| Parkdale, AR | 277 | $51,470 | 36.7% |
| Scranton, AR | 277 | $75,142 | 7.6% |
| El Portal, CA | 277 | $68,225 | 16.1% |
| Midland, CO | 277 | $40,365 | 50.4% |
| No Name, CO | 277 | $191,885 | 135.9% |
| Marengo, OH | 277 | $53,195 | 34.6% |