| Index | Columbia | Louisiana | National |
| Income per capita | $38,936 | $37,400 | $44,883 |
| Median household income | $58,180 | $67,394 | $81,333 |
| Median income owner occupied | $0 | $88,635 | $106,172 |
| Median income renter occupied | $59,455 | $40,850 | $52,080 |
| Median earnings male | $50,859 | $55,004 | $54,343 |
| Median earnings female | $42,339 | $33,160 | $38,439 |
| Unemployment rate | 0.7% | 4.8% | 4.9% |
| Poverty level | 26.6% | 19.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.0% | 10.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 16.0% | 16.0% |
| Wholesale & retail services | 16.0% | 16.0% |
| Public administration | 2.0% | 2.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 18.0% | 18.0% |
| Other | 38.0% | 38.0% |
| City | Population | Household Income | National Avg. |
| Banks Springs, LA | 1,212 | $59,383 | 27.0% |
| Grayson, LA | 589 | $58,389 | 28.2% |
| Olla, LA | 1,966 | $54,356 | 33.2% |
| Clarks, LA | 609 | $36,777 | 54.8% |
| Columbia, LA | 532 | $58,180 | 28.5% |
| City | Population | Household Income | National Avg. |
| Kingsland, AR | 532 | $36,343 | 55.3% |
| Flagler, CO | 532 | $44,642 | 45.1% |
| Olney Springs, CO | 532 | $78,409 | 3.6% |
| Centralhatchee, GA | 532 | $63,990 | 21.3% |
| Birmingham, IA | 532 | $72,283 | 11.1% |
| Columbia, LA | 532 | $58,180 | 28.5% |