| Index | Byrnes Mill | Missouri | National |
| Income per capita | $54,780 | $39,715 | $44,883 |
| Median household income | $128,900 | $72,613 | $81,333 |
| Median income owner occupied | $137,193 | $90,986 | $106,172 |
| Median income renter occupied | $0 | $45,210 | $52,080 |
| Median earnings male | $76,395 | $52,324 | $54,343 |
| Median earnings female | $54,341 | $36,971 | $38,439 |
| Unemployment rate | 3.1% | 4.4% | 4.9% |
| Poverty level | 8.7% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 17.6% | 17.6% |
| Manufacturing sector | 12.1% | 12.1% |
| Financial & insurance services | 4.5% | 4.5% |
| Wholesale & retail services | 17.9% | 17.9% |
| Public administration | 7.3% | 7.3% |
| Transportation, warehousing & utilities | 4.8% | 4.8% |
| Education, health & social services | 9.2% | 9.2% |
| Other | 24.8% | 24.8% |
| 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% |
| Byrnes Mill, MO | 3,054 | $128,900 | 58.5% |
| City | Population | Household Income | National Avg. |
| Emerald Lakes, PA | 3,054 | $127,839 | 57.2% |
| High Level, AB | 3,053 | n/a | |
| Pine Canyon, CA | 3,055 | $134,664 | 65.6% |
| Stallion Springs, CA | 3,056 | $96,044 | 18.1% |
| Citrus City, TX | 3,051 | $31,576 | 61.2% |
| Byrnes Mill, MO | 3,054 | $128,900 | 58.5% |