| Index | Marlborough | Missouri | National |
| Income per capita | $46,202 | $39,715 | $44,883 |
| Median household income | $66,802 | $72,613 | $81,333 |
| Median income owner occupied | $80,909 | $90,986 | $106,172 |
| Median income renter occupied | $63,702 | $45,210 | $52,080 |
| Median earnings male | $39,516 | $52,324 | $54,343 |
| Median earnings female | $41,038 | $36,971 | $38,439 |
| Unemployment rate | 8.9% | 4.4% | 4.9% |
| Poverty level | 14.4% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 16.3% | 16.3% |
| Manufacturing sector | 14.0% | 14.0% |
| Financial & insurance services | 10.3% | 10.3% |
| Wholesale & retail services | 19.0% | 19.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.3% | 0.3% |
| Education, health & social services | 13.8% | 13.8% |
| Other | 26.3% | 26.3% |
| City | Population | Household Income | National Avg. |
| Westwood, MO | 321 | $368,561 | 353.2% |
| Ladue, MO | 8,903 | $368,480 | 353.1% |
| Huntleigh, MO | 463 | $365,824 | 349.8% |
| Country Life Acres, MO | 54 | $365,640 | 349.6% |
| Clarkson Valley, MO | 2,697 | $312,556 | 284.3% |
| Marlborough, MO | 2,793 | $66,802 | 17.9% |
| City | Population | Household Income | National Avg. |
| Inverness Highlands North, FL | 2,793 | $73,267 | 9.9% |
| Sewaren, NJ | 2,793 | $141,840 | 74.4% |
| Crest, CA | 2,792 | $159,839 | 96.5% |
| Avilla, IN | 2,792 | $97,263 | 19.6% |
| Jonesville, MI | 2,794 | $64,953 | 20.1% |
| Marlborough, MO | 2,793 | $66,802 | 17.9% |