| Index | Marietta | North Carolina | National |
| Income per capita | $29,699 | $40,311 | $44,883 |
| Median household income | $53,038 | $71,390 | $81,333 |
| Median income owner occupied | $59,455 | $89,419 | $106,172 |
| Median income renter occupied | $0 | $45,314 | $52,080 |
| Median earnings male | $58,062 | $47,759 | $54,343 |
| Median earnings female | $0 | $37,334 | $38,439 |
| Unemployment rate | 0.0% | 5.4% | 4.9% |
| Poverty level | 15.8% | 16.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 8.7% | 8.7% |
| Manufacturing sector | 13.0% | 13.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 30.4% | 30.4% |
| Public administration | 26.1% | 26.1% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 21.7% | 21.7% |
| Other | 0.0% | 0.0% |
| City | Population | Household Income | National Avg. |
| Boardman, NC | 322 | $72,753 | 10.5% |
| Dillon, SC | 6,529 | $59,784 | 26.5% |
| McDonald, NC | 114 | $55,499 | 31.8% |
| Nichols, SC | 234 | $47,743 | 41.3% |
| Tabor City, NC | 4,176 | $47,242 | 41.9% |
| Marietta, NC | 149 | $53,038 | 34.8% |
| City | Population | Household Income | National Avg. |
| Port Lions, AK | 149 | $64,514 | 20.7% |
| Gu-Win, AL | 149 | $49,068 | 39.7% |
| Okahumpka, FL | 149 | $0 | 100.0% |
| Exline, IA | 149 | $41,222 | 49.3% |
| Crouch, ID | 149 | $80,564 | 0.9% |
| Marietta, NC | 149 | $53,038 | 34.8% |