| Index | St. Marks | Florida | National |
| Income per capita | $26,285 | $27,598 | $29,829 |
| Median household income | $60,404 | $48,900 | $55,322 |
| Median income owner occupied | $60,942 | $59,209 | $70,586 |
| Median income renter occupied | $0 | $34,622 | $35,192 |
| Median earnings male | $0 | $31,444 | $36,919 |
| Median earnings female | $33,942 | $25,332 | $26,250 |
| Unemployment rate | 1.3% | 4.9% | 4.7% |
| Poverty level | 17.1% | 16.1% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 10.5% | 10.5% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 39.5% | 39.5% |
| Public administration | 2.6% | 2.6% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 47.4% | 47.4% |
| City | Population | Household Income | National Avg. |
| Crawfordville, FL | 4,113 | $69,813 | 26.2% |
| Woodville, FL | 4,077 | $52,078 | 5.9% |
| Panacea, FL | 744 | $26,667 | 51.8% |
| Wacissa, FL | 358 | $0 | 100.0% |
| St. Marks, FL | 340 | $60,404 | 9.2% |
| City | Population | Household Income | National Avg. |
| St. Michael, AK | 340 | $42,813 | 22.6% |
| Cazadero, CA | 340 | $95,455 | 72.5% |
| Chilcoot-Vinton, CA | 340 | $0 | 100.0% |
| Ryan, IA | 340 | $57,250 | 3.5% |
| Broadlands, IL | 340 | $53,500 | 3.3% |
| St. Marks, FL | 340 | $60,404 | 9.2% |
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