| Index | Spanish Lake | Missouri | National |
| Income per capita | $33,949 | $39,715 | $44,883 |
| Median household income | $61,641 | $72,613 | $81,333 |
| Median income owner occupied | $85,030 | $90,986 | $106,172 |
| Median income renter occupied | $46,424 | $45,210 | $52,080 |
| Median earnings male | $37,946 | $52,324 | $54,343 |
| Median earnings female | $37,784 | $36,971 | $38,439 |
| Unemployment rate | 6.9% | 4.4% | 4.9% |
| Poverty level | 17.1% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 4.3% | 4.3% |
| Manufacturing sector | 11.2% | 11.2% |
| Financial & insurance services | 1.1% | 1.1% |
| Wholesale & retail services | 24.3% | 24.3% |
| Public administration | 6.8% | 6.8% |
| Transportation, warehousing & utilities | 10.8% | 10.8% |
| Education, health & social services | 6.5% | 6.5% |
| Other | 33.7% | 33.7% |
| 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% |
| Town and Country, MO | 11,464 | $307,729 | 278.4% |
| Spanish Lake, MO | 18,055 | $61,641 | 24.2% |
| City | Population | Household Income | National Avg. |
| Saint-Basile-le-Grand, QC | 18,054 | n/a | |
| Ada, OK | 18,052 | $60,264 | 25.9% |
| Takoma Park, MD | 18,062 | $122,797 | 51.0% |
| Martinsburg, WV | 18,070 | $67,216 | 17.4% |
| Macomb, IL | 18,071 | $51,716 | 36.4% |
| Spanish Lake, MO | 18,055 | $61,641 | 24.2% |