| Index | Columbia | New Jersey | National |
| Income per capita | $83,014 | $55,297 | $44,883 |
| Median household income | $0 | $108,915 | $81,333 |
| Median income owner occupied | $0 | $143,334 | $106,172 |
| Median income renter occupied | $0 | $61,880 | $52,080 |
| Median earnings male | $0 | $69,742 | $54,343 |
| Median earnings female | $123,707 | $46,406 | $38,439 |
| Unemployment rate | 4.4% | 5.4% | 4.9% |
| Poverty level | 0.0% | 10.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 78.9% | 78.9% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 21.1% | 21.1% |
| City | Population | Household Income | National Avg. |
| Allamuchy, NJ | 116 | $272,731 | 235.3% |
| Hutchinson, NJ | 124 | $223,808 | 175.2% |
| Bridgeville, NJ | 317 | $217,065 | 166.9% |
| Mount Hermon, NJ | 166 | $203,416 | 150.1% |
| Delaware Park, NJ | 341 | $196,644 | 141.8% |
| Columbia, NJ | 149 | $0 | 100.0% |
| 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% |
| Columbia, NJ | 149 | $0 | 100.0% |