| Index | Mount Holly | North Carolina | National |
| Income per capita | $45,287 | $40,311 | $44,883 |
| Median household income | $85,144 | $71,390 | $81,333 |
| Median income owner occupied | $114,536 | $89,419 | $106,172 |
| Median income renter occupied | $53,024 | $45,314 | $52,080 |
| Median earnings male | $62,285 | $47,759 | $54,343 |
| Median earnings female | $45,769 | $37,334 | $38,439 |
| Unemployment rate | 6.5% | 5.4% | 4.9% |
| Poverty level | 9.4% | 16.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 15.7% | 15.7% |
| Manufacturing sector | 15.1% | 15.1% |
| Financial & insurance services | 4.3% | 4.3% |
| Wholesale & retail services | 14.9% | 14.9% |
| Public administration | 2.1% | 2.1% |
| Transportation, warehousing & utilities | 9.8% | 9.8% |
| Education, health & social services | 7.6% | 7.6% |
| Other | 26.7% | 26.7% |
| City | Population | Household Income | National Avg. |
| Davidson, NC | 13,290 | $194,034 | 138.6% |
| Westport, NC | 4,281 | $193,652 | 138.1% |
| Lake Wylie, SC | 14,454 | $153,651 | 88.9% |
| Huntersville, NC | 59,572 | $152,792 | 87.9% |
| Lowesville, NC | 3,270 | $149,670 | 84.0% |
| Mount Holly, NC | 16,338 | $85,144 | 4.7% |
| City | Population | Household Income | National Avg. |
| Rossville, MD | 16,335 | $116,405 | 43.1% |
| Pataskala, OH | 16,347 | $114,139 | 40.3% |
| Horsham, PA | 16,348 | $128,380 | 57.8% |
| Washougal, WA | 16,351 | $133,035 | 63.6% |
| Stallings, NC | 16,319 | $131,617 | 61.8% |
| Mount Holly, NC | 16,338 | $85,144 | 4.7% |