| Index | Marshville | North Carolina | National |
| Income per capita | $24,955 | $40,311 | $44,883 |
| Median household income | $61,663 | $71,390 | $81,333 |
| Median income owner occupied | $66,482 | $89,419 | $106,172 |
| Median income renter occupied | $35,035 | $45,314 | $52,080 |
| Median earnings male | $42,734 | $47,759 | $54,343 |
| Median earnings female | $31,948 | $37,334 | $38,439 |
| Unemployment rate | 9.0% | 5.4% | 4.9% |
| Poverty level | 22.5% | 16.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 7.5% | 7.5% |
| Manufacturing sector | 23.6% | 23.6% |
| Financial & insurance services | 2.7% | 2.7% |
| Wholesale & retail services | 8.5% | 8.5% |
| Public administration | 3.2% | 3.2% |
| Transportation, warehousing & utilities | 3.7% | 3.7% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 49.8% | 49.8% |
| City | Population | Household Income | National Avg. |
| Unionville, NC | 7,359 | $116,347 | 43.1% |
| Lake Park, NC | 3,944 | $103,879 | 27.7% |
| Fairview CDP, NC | 3,086 | $91,864 | 12.9% |
| Hemby Bridge, NC | 1,910 | $91,388 | 12.4% |
| Fairview, NC | 2,829 | $88,008 | 8.2% |
| Marshville, NC | 2,844 | $61,663 | 24.2% |
| City | Population | Household Income | National Avg. |
| Estill, SC | 2,844 | $46,279 | 43.1% |
| Greenbriar, FL | 2,843 | $99,573 | 22.4% |
| Edneyville, NC | 2,843 | $110,866 | 36.3% |
| Seven Fields, PA | 2,843 | $154,558 | 90.0% |
| Fayetteville, WV | 2,843 | $76,644 | 5.8% |
| Marshville, NC | 2,844 | $61,663 | 24.2% |